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Google Keyword Rankings for : sql alternative for distinct
1
sql server 2008 - Alternative query to this (avoid DISTINCT)
https://dba.stackexchange.com/questions/24711/alternative-query-to-this-avoid-distinct
The two scripts in RThomas' answer are both useful. You could also use GROUP BY, which ...
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https://dba.stackexchange.com/questions/24711/alternative-query-to-this-avoid-distinct
The two scripts in RThomas' answer are both useful. You could also use GROUP BY, which ...
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2
SQL | Remove Duplicates without Distinct - GeeksforGeeks
https://www.geeksforgeeks.org/sql-remove-duplicates-without-distinct/
SQL | Remove Duplicates without Distinct ... Below are alternate solutions : 1. Remove Duplicates Using Row_Number. ... The idea is to group ...
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https://www.geeksforgeeks.org/sql-remove-duplicates-without-distinct/
SQL | Remove Duplicates without Distinct ... Below are alternate solutions : 1. Remove Duplicates Using Row_Number. ... The idea is to group ...
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3
How to select distinct values in SQL without using the ... - Quora
https://www.quora.com/How-do-I-select-distinct-values-in-SQL-without-using-the-DISTINCT-keyword
You can use group by to select all values with distinct one column values using group by. select * from table_name group by name. Reference: @http://www.
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https://www.quora.com/How-do-I-select-distinct-values-in-SQL-without-using-the-DISTINCT-keyword
You can use group by to select all values with distinct one column values using group by. select * from table_name group by name. Reference: @http://www.
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4
Alternative method of using distinct keyword in SQL
https://www.spiceworks.com/tech/peoplesoft/question/alternative-method-of-using-distinct-keyword-in-sql-050510/
Hi. Can you please suggest me any alternative approach of using Distinct key word in SQL? I do not want to use DISTINCT keyword for removing ...
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https://www.spiceworks.com/tech/peoplesoft/question/alternative-method-of-using-distinct-keyword-in-sql-050510/
Hi. Can you please suggest me any alternative approach of using Distinct key word in SQL? I do not want to use DISTINCT keyword for removing ...
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5
An Alternative for DISTINCT AND GROUP BY by using ...
https://www.sqlservercentral.com/forums/topic/an-alternative-for-distinct-and-group-by-by-using-row_number
An Alternative for DISTINCT AND GROUP BY by using ROW_NUMBER(). ASFSDJG. Mr or Mrs. 500. Points: 500. More actions.
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https://www.sqlservercentral.com/forums/topic/an-alternative-for-distinct-and-group-by-by-using-row_number
An Alternative for DISTINCT AND GROUP BY by using ROW_NUMBER(). ASFSDJG. Mr or Mrs. 500. Points: 500. More actions.
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6
What's the Difference Between UNIQUE and DISTINCT in SQL?
https://learnsql.com/blog/unique-vs-distinct/
The UNIQUE keyword in SQL plays the role of a database constraint; it ensures there are no duplicate values stored in a particular column or a ...
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https://learnsql.com/blog/unique-vs-distinct/
The UNIQUE keyword in SQL plays the role of a database constraint; it ensures there are no duplicate values stored in a particular column or a ...
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7
An alternative of DISTINCT — oracle-tech
https://community.oracle.com/tech/developers/discussion/1022373/an-alternative-of-distinct
Hi, Harbinder, You can trySELECT tadf_keyFROM tasksWHERE area_cd = 'MEPP'GROUP BY tadf_key; There are 2 problems with Query 2: (1) It is unformatted. ...
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https://community.oracle.com/tech/developers/discussion/1022373/an-alternative-of-distinct
Hi, Harbinder, You can trySELECT tadf_keyFROM tasksWHERE area_cd = 'MEPP'GROUP BY tadf_key; There are 2 problems with Query 2: (1) It is unformatted. ...
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8
Using GROUP BY instead of DISTINCT - SQL Studies
https://sqlstudies.com/2017/03/06/using-group-by-instead-of-distinct/
It's even worse when it's a SELECT DISTINCT * and you don't have the columns listed explicitly. For some reason, for some people, it catches ...
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https://sqlstudies.com/2017/03/06/using-group-by-instead-of-distinct/
It's even worse when it's a SELECT DISTINCT * and you don't have the columns listed explicitly. For some reason, for some people, it catches ...
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9
Oracle SQL Query Tuning Hints - Akadia
https://www.akadia.com/services/ora_query_tuning.html
The DISTINCT operator causes Oracle to fetch all rows satisfying the table join and then sort and filter out duplicate values. EXISTS is a faster alternative, ...
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https://www.akadia.com/services/ora_query_tuning.html
The DISTINCT operator causes Oracle to fetch all rows satisfying the table join and then sort and filter out duplicate values. EXISTS is a faster alternative, ...
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10
alternative to DISTINCT ? - WebDeveloper.com Forums
https://forum.webdeveloper.com/d/242711-alternative-to-distinct
Hi, I currently have the SQL statement: $query="SELECT DISTINCT original FROM phrases WHERE original LIKE '".$head.
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https://forum.webdeveloper.com/d/242711-alternative-to-distinct
Hi, I currently have the SQL statement: $query="SELECT DISTINCT original FROM phrases WHERE original LIKE '".$head.
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11
SQL SELECT DISTINCT: Performance Best Practices
https://codingsight.com/is-sql-distinct-good-for-removing-duplicates-in-results/
Query Plans in SQL DISTINCT · STREAM AGGREGATE · HASH MATCH (AGGREGATE) · HASH MATCH (FLOW DISTINCT) · WHEN THERE'S NO OPERATOR TO REMOVE DUPLICATES.
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https://codingsight.com/is-sql-distinct-good-for-removing-duplicates-in-results/
Query Plans in SQL DISTINCT · STREAM AGGREGATE · HASH MATCH (AGGREGATE) · HASH MATCH (FLOW DISTINCT) · WHEN THERE'S NO OPERATOR TO REMOVE DUPLICATES.
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12
3 Ultimate Ways To Find Unique Records In SQL
https://towardsdatascience.com/3-ultimate-ways-to-find-unique-records-in-sql-6ddf8ae567b0
Stop using DISTINCT! Start using these quick alternatives to avoid confusions! ... In your data analysis projects, whenever you need to extract ...
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https://towardsdatascience.com/3-ultimate-ways-to-find-unique-records-in-sql-6ddf8ae567b0
Stop using DISTINCT! Start using these quick alternatives to avoid confusions! ... In your data analysis projects, whenever you need to extract ...
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13
Select Distinct Records In Sql With Maximum Time Desc With ...
https://www.folkstalk.com/2022/09/select-distinct-records-in-sql-with-maximum-time-desc-with-code-examples.html
How do I SELECT unique records in SQL? ... SELECT DISTINCT returns only unique values (without duplicates). DISTINCT operates on a single column. DISTINCT can be ...
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https://www.folkstalk.com/2022/09/select-distinct-records-in-sql-with-maximum-time-desc-with-code-examples.html
How do I SELECT unique records in SQL? ... SELECT DISTINCT returns only unique values (without duplicates). DISTINCT operates on a single column. DISTINCT can be ...
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14
Is there an alternative of distinct on for redshift? - Domo Dojo
https://dojo.domo.com/main/discussion/52310/is-there-an-alternative-of-distinct-on-for-redshift
Hey, I am trying to build a dataflow using redshift but distinct on is not ... most of the objections SQL developers had against Magic 1.0 ...
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https://dojo.domo.com/main/discussion/52310/is-there-an-alternative-of-distinct-on-for-redshift
Hey, I am trying to build a dataflow using redshift but distinct on is not ... most of the objections SQL developers had against Magic 1.0 ...
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15
How to Use EXISTS, UNIQUE, DISTINCT, and OVERLAPS in ...
https://www.dummies.com/article/technology/programming-web-design/sql/how-to-use-exists-unique-distinct-and-overlaps-in-sql-statements-160789/
The DISTINCT predicate is similar to the UNIQUE predicate, except in the way it treats nulls. If all the values in a result table are UNIQUE, ...
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https://www.dummies.com/article/technology/programming-web-design/sql/how-to-use-exists-unique-distinct-and-overlaps-in-sql-statements-160789/
The DISTINCT predicate is similar to the UNIQUE predicate, except in the way it treats nulls. If all the values in a result table are UNIQUE, ...
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16
Can I use… EXCEPT [DISTINCT] (table operator) - Modern SQL
https://modern-sql.com/caniuse/except-distinct
Non-standard alternative: minus; Explicit keyword distinct not supported; Requires the keyword distinct explicitly. The table operator except [distinct] ...
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https://modern-sql.com/caniuse/except-distinct
Non-standard alternative: minus; Explicit keyword distinct not supported; Requires the keyword distinct explicitly. The table operator except [distinct] ...
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17
Alternative sql for distinct.count query performs much better
https://github.com/rails/rails/issues/25383
Activerecord distinct.count performs very poorly on large tables. An alternative sql query performs significantly better (50x).
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https://github.com/rails/rails/issues/25383
Activerecord distinct.count performs very poorly on large tables. An alternative sql query performs significantly better (50x).
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18
DISTINCT Clause | ClickHouse Docs
https://clickhouse.com/docs/en/sql-reference/statements/select/distinct/
If SELECT DISTINCT is specified, only unique rows will remain in a query result. Thus only a single row will remain out of all the sets of fully matching rows ...
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https://clickhouse.com/docs/en/sql-reference/statements/select/distinct/
If SELECT DISTINCT is specified, only unique rows will remain in a query result. Thus only a single row will remain out of all the sets of fully matching rows ...
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19
Use Subqueries to Count Distinct 50X Faster - Sisense
https://www.sisense.com/blog/use-subqueries-to-count-distinct-50x-faster/
Count distinct is the bane of SQL analysts. Next time count distinct is taking all day, try a few subqueries to lighten the load.
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https://www.sisense.com/blog/use-subqueries-to-count-distinct-50x-faster/
Count distinct is the bane of SQL analysts. Next time count distinct is taking all day, try a few subqueries to lighten the load.
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20
How SQL DISTINCT and ORDER BY are Related - jOOQ blog
https://blog.jooq.org/how-sql-distinct-and-order-by-are-related/
FROM clause, loading the FILM table · SELECT clause, projecting the LENGTH column · DISTINCT clause, removing distinct tuples (with projected ...
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https://blog.jooq.org/how-sql-distinct-and-order-by-are-related/
FROM clause, loading the FILM table · SELECT clause, projecting the LENGTH column · DISTINCT clause, removing distinct tuples (with projected ...
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21
Select distinct Values without using DISTINCT keyword
https://interviewsansar.com/select-distinct-values-without-using-distinct-keyword/
Distinct Values – Learn how to select distinct values in a table with and Without using SQL DISTINCT keyword with example queries. Below is the ...
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https://interviewsansar.com/select-distinct-values-without-using-distinct-keyword/
Distinct Values – Learn how to select distinct values in a table with and Without using SQL DISTINCT keyword with example queries. Below is the ...
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22
Is there an alternative for SQL's SELECT DISTINCT?
https://forum.manticoresearch.com/t/is-there-an-alternative-for-sqls-select-distinct/641
Is there an alternative for SQL's SELECT DISTINCT? ... I'm using Manticore for autocompletion and I need only unique results. But it returns all ...
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https://forum.manticoresearch.com/t/is-there-an-alternative-for-sqls-select-distinct/641
Is there an alternative for SQL's SELECT DISTINCT? ... I'm using Manticore for autocompletion and I need only unique results. But it returns all ...
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23
What delegable alternative can I use for distinct?
https://powerusers.microsoft.com/t5/Building-Power-Apps/What-delegable-alternative-can-I-use-for-distinct/td-p/557328
Distinct(SortByColumns(Filter([@'Set Up Audits'], ... I tried with Both excel and SQL Datasource, but i didnt get a delegation warning.
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https://powerusers.microsoft.com/t5/Building-Power-Apps/What-delegable-alternative-can-I-use-for-distinct/td-p/557328
Distinct(SortByColumns(Filter([@'Set Up Audits'], ... I tried with Both excel and SQL Datasource, but i didnt get a delegation warning.
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24
SQL Server T-SQL SELECT DISTINCT Clause Tutorial
https://www.sentryone.com/blog/sql-server-t-sql-select-distinct-tutorial
So, when a unique data set is needed, consider using GROUP BY as an alternative because of its flexibility for performing aggregate functions.
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https://www.sentryone.com/blog/sql-server-t-sql-select-distinct-tutorial
So, when a unique data set is needed, consider using GROUP BY as an alternative because of its flexibility for performing aggregate functions.
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25
Solved: SELECT DISTINCT alternative - 2197651
https://community.adobe.com/t5/dreamweaver-discussions/select-distinct-alternative/td-p/2197651
As far as the question about "DISTINCT ROW," I've only seen it done "DISTINCT". I use MS SQL and perhaps this doesn't support "...ROW" ?
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https://community.adobe.com/t5/dreamweaver-discussions/select-distinct-alternative/td-p/2197651
As far as the question about "DISTINCT ROW," I've only seen it done "DISTINCT". I use MS SQL and perhaps this doesn't support "...ROW" ?
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26
DISTINCT | InterSystems SQL Reference
https://docs.intersystems.com/irislatest/csp/docbook/DocBook.UI.Page.cls?KEY=RSQL_DISTINCT
A DISTINCT clause is not meaningful in an Embedded SQL simple query, because in this type of Embedded SQL a SELECT always returns only one row of data. However, ...
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https://docs.intersystems.com/irislatest/csp/docbook/DocBook.UI.Page.cls?KEY=RSQL_DISTINCT
A DISTINCT clause is not meaningful in an Embedded SQL simple query, because in this type of Embedded SQL a SELECT always returns only one row of data. However, ...
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27
DISTINCT SQL operator - SQLS*Plus
https://www.sqlsplus.com/distinct-sql-operator/
The DISTINCT SQL operator is used to remove duplicates from the resulting SELECT operator set. Syntax for DISTINCT statement in SQL: SELECT ...
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https://www.sqlsplus.com/distinct-sql-operator/
The DISTINCT SQL operator is used to remove duplicates from the resulting SELECT operator set. Syntax for DISTINCT statement in SQL: SELECT ...
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28
Oracle SELECT DISTINCT By Practical Examples
https://www.oracletutorial.com/oracle-basics/oracle-select-distinct/
Note that DISTINCT is synonym of UNIQUE which is not SQL standard. It is a good practice to always use DISTINCT instead of UNIQUE . Oracle SELECT DISTINCT ...
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https://www.oracletutorial.com/oracle-basics/oracle-select-distinct/
Note that DISTINCT is synonym of UNIQUE which is not SQL standard. It is a good practice to always use DISTINCT instead of UNIQUE . Oracle SELECT DISTINCT ...
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29
“Distinct vs Group By in SQL Server” | by Smita Gudale | Medium
https://medium.com/@smitagudale712/distinct-vs-group-by-in-sql-server-b62527285f9c
SELECT DISTINCT will always be the same, or faster than a GROUP BY. In the following table duplicate records are present. Table with Duplicate data. Now I ...
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https://medium.com/@smitagudale712/distinct-vs-group-by-in-sql-server-b62527285f9c
SELECT DISTINCT will always be the same, or faster than a GROUP BY. In the following table duplicate records are present. Table with Duplicate data. Now I ...
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30
MySQL 8.0 Reference Manual :: 8.2.1.18 DISTINCT Optimization
https://dev.mysql.com/doc/refman/8.0/en/distinct-optimization.html
In most cases, a DISTINCT clause can be considered as a special case of GROUP BY . For example, the following two queries are equivalent: SELECT DISTINCT c1, c2 ...
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https://dev.mysql.com/doc/refman/8.0/en/distinct-optimization.html
In most cases, a DISTINCT clause can be considered as a special case of GROUP BY . For example, the following two queries are equivalent: SELECT DISTINCT c1, c2 ...
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31
Finding Distinct Values Quickly - SQLPerformance.com
https://sqlperformance.com/2020/03/sql-performance/finding-distinct-values-quickly
Paul White explains a few different ways to retrieve distinct values from a table, including some big "it just runs faster" wins in SQL ...
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https://sqlperformance.com/2020/03/sql-performance/finding-distinct-values-quickly
Paul White explains a few different ways to retrieve distinct values from a table, including some big "it just runs faster" wins in SQL ...
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32
SQL SELECT - DISTINCT and COUNT
https://allthingssql.com/sql-select-count-distinct/
SELECT DISTINCT – is used to eliminate duplication in a result set and can also be used with COUNT to determine a number of distinct records in a table. SQL ...
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https://allthingssql.com/sql-select-count-distinct/
SELECT DISTINCT – is used to eliminate duplication in a result set and can also be used with COUNT to determine a number of distinct records in a table. SQL ...
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33
The Many Faces of DISTINCT in PostgreSQL | Haki Benita
https://hakibenita.com/the-many-faces-of-distinct-in-postgre-sql
SELECT DISTINCT eliminates duplicate rows from the result. The simplest use of distinct is, for example, to get a unique list of departments:.
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https://hakibenita.com/the-many-faces-of-distinct-in-postgre-sql
SELECT DISTINCT eliminates duplicate rows from the result. The simplest use of distinct is, for example, to get a unique list of departments:.
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34
What is the Difference Between Unique and Distinct in SQL
https://pediaa.com/what-is-the-difference-between-unique-and-distinct-in-sql/
Unique is a constraint in SQL that allows one or more fields or columns of a table to uniquely identify a record in a database table. But, ...
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https://pediaa.com/what-is-the-difference-between-unique-and-distinct-in-sql/
Unique is a constraint in SQL that allows one or more fields or columns of a table to uniquely identify a record in a database table. But, ...
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35
Group By Vs Distinct Difference In SQL Server - C# Corner
https://www.c-sharpcorner.com/blogs/group-by-vs-distinct-difference-in-sql-server
DISTINCT is used to filter unique records out of the records that satisfy the query criteria. The "GROUP BY" clause is used when you need to ...
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https://www.c-sharpcorner.com/blogs/group-by-vs-distinct-difference-in-sql-server
DISTINCT is used to filter unique records out of the records that satisfy the query criteria. The "GROUP BY" clause is used when you need to ...
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36
Documentation: 15: SELECT - PostgreSQL
https://www.postgresql.org/docs/current/sql-select.html
SELECT DISTINCT eliminates duplicate rows from the result. SELECT DISTINCT ON eliminates rows that match on all the specified expressions.
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https://www.postgresql.org/docs/current/sql-select.html
SELECT DISTINCT eliminates duplicate rows from the result. SELECT DISTINCT ON eliminates rows that match on all the specified expressions.
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37
SQL Alternative to UNION clause - Burleson Consulting
http://www.dba-oracle.com/t_sql_alternative_to_union_clause.htm
SQL Alternative to UNION clause · Use UNION ALL. · Execute each SQL separately and merge and sort the result sets within your program! · Join the tables. · In ...
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http://www.dba-oracle.com/t_sql_alternative_to_union_clause.htm
SQL Alternative to UNION clause · Use UNION ALL. · Execute each SQL separately and merge and sort the result sets within your program! · Join the tables. · In ...
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38
Analyzing the performance of DISTINCTCOUNT in DAX - SQLBI
https://www.sqlbi.com/articles/analyzing-distinctcount-performance-in-dax/
This article shows how to implement the same DISTINCTCOUNT calculation in two alternative ways, measuring and comparing the performance in ...
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https://www.sqlbi.com/articles/analyzing-distinctcount-performance-in-dax/
This article shows how to implement the same DISTINCTCOUNT calculation in two alternative ways, measuring and comparing the performance in ...
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39
15.10 - Distinct - Teradata Database
https://docs.teradata.com/r/2_MC9vCtAJRlKle2Rpb0mA/Zxxxa0rT3FwOR117O0ZiyQ
Teradata Database SQL Data Manipulation Language ... DISTINCT specifies that duplicate values are not to be returned when an expression is ...
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https://docs.teradata.com/r/2_MC9vCtAJRlKle2Rpb0mA/Zxxxa0rT3FwOR117O0ZiyQ
Teradata Database SQL Data Manipulation Language ... DISTINCT specifies that duplicate values are not to be returned when an expression is ...
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40
How we made DISTINCT queries up to 8000x faster on ...
https://www.timescale.com/blog/how-we-made-distinct-queries-up-to-8000x-faster-on-postgresql/
TimescaleDB Skip Scan can dramatically improve DISTINCT query speed vs. normal ... (Postgres) database, all in one, with full SQL support.
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https://www.timescale.com/blog/how-we-made-distinct-queries-up-to-8000x-faster-on-postgresql/
TimescaleDB Skip Scan can dramatically improve DISTINCT query speed vs. normal ... (Postgres) database, all in one, with full SQL support.
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41
How to produce same output of "SELECT DISTINCT ON ...
https://community.snowflake.com/s/article/How-to-produce-same-output-of-SELECT-DISTINCT-ON-statement-on-Snowflake
Suppose that you want to count the number of distinct values in my_column by my_key_1 and my_key_2 . The The following table compares the SQL statements for ...
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https://community.snowflake.com/s/article/How-to-produce-same-output-of-SELECT-DISTINCT-ON-statement-on-Snowflake
Suppose that you want to count the number of distinct values in my_column by my_key_1 and my_key_2 . The The following table compares the SQL statements for ...
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42
Tips & tricks: Alternatives to count distinct - Tableau
https://www.tableau.com/blog/tips-tricks-alternatives-count-distinct-23253
Tips & tricks: Alternatives to count distinct · Visual cheat sheet: Drop Dimension X onto Detail, and then put the Number of Records field onto ...
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https://www.tableau.com/blog/tips-tricks-alternatives-count-distinct-23253
Tips & tricks: Alternatives to count distinct · Visual cheat sheet: Drop Dimension X onto Detail, and then put the Number of Records field onto ...
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43
SELECT DISTINCT vs GROUP BY in MySQL? - Tutorialspoint
https://www.tutorialspoint.com/select-distinct-vs-group-by-in-mysql
SELECT DISTINCT can be used to give distinct values. Use it to remove duplicate records and it can be used with aggregate function as well.
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https://www.tutorialspoint.com/select-distinct-vs-group-by-in-mysql
SELECT DISTINCT can be used to give distinct values. Use it to remove duplicate records and it can be used with aggregate function as well.
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44
10 Oracle SQL features you probably didn't know - svenweller
https://svenweller.wordpress.com/2017/06/22/10-oracle-sql-features-you-probably-didnt-know/
Instead of doing a SELECT DISTINCT you can do SELECT UNIQUE. But you shouldn't. None of them. Forget I mentioned this. Ok here is an example.
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https://svenweller.wordpress.com/2017/06/22/10-oracle-sql-features-you-probably-didnt-know/
Instead of doing a SELECT DISTINCT you can do SELECT UNIQUE. But you shouldn't. None of them. Forget I mentioned this. Ok here is an example.
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45
Alternative ways to include NULL values while using SQL ...
https://blog.kiprosh.com/alternative-ways-to-include-null-values-in-the-results-while-using-sql-negation-commands-with-rails/
In PostgreSQL , we can use IS DISTINCT FROM to work around the problems of NULL , which treat NULL as a comparable value. attribute IS DISTINCT ...
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https://blog.kiprosh.com/alternative-ways-to-include-null-values-in-the-results-while-using-sql-negation-commands-with-rails/
In PostgreSQL , we can use IS DISTINCT FROM to work around the problems of NULL , which treat NULL as a comparable value. attribute IS DISTINCT ...
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46
SQL: DISTINCT Clause - TechOnTheNet
https://www.techonthenet.com/sql/distinct.php
The SQL DISTINCT clause is used to remove duplicates from the result set of a SELECT statement. Syntax. The syntax for the DISTINCT clause in SQL is: SELECT ...
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https://www.techonthenet.com/sql/distinct.php
The SQL DISTINCT clause is used to remove duplicates from the result set of a SELECT statement. Syntax. The syntax for the DISTINCT clause in SQL is: SELECT ...
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47
Overview of the SQL Count Distinct Function - SQLShack
https://www.sqlshack.com/overview-of-sql-count-distinct-function/
We can use SQL DISTINCT function on a combination of columns as well. It checks for the combination of values and removes if the combination is ...
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https://www.sqlshack.com/overview-of-sql-count-distinct-function/
We can use SQL DISTINCT function on a combination of columns as well. It checks for the combination of values and removes if the combination is ...
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48
SQL and Hive GROUP BY Alternative-Example - DWgeek.com
https://dwgeek.com/sql-and-hive-group-by-alternative-example.html/
You can use RANK or ROW_NUMBER analytical function if you are using MIN, MAX aggregate function in your Hive or SQL query. For example, consider ...
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https://dwgeek.com/sql-and-hive-group-by-alternative-example.html/
You can use RANK or ROW_NUMBER analytical function if you are using MIN, MAX aggregate function in your Hive or SQL query. For example, consider ...
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49
Is using DISTINCT considered hacky? : r/SQL - Reddit
https://www.reddit.com/r/SQL/comments/cu3m5s/is_using_distinct_considered_hacky/
SELECT DISTINCT is pretty horrid on query performance as it requires the server to compare all of your rows in order to weed out the duplicates.
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https://www.reddit.com/r/SQL/comments/cu3m5s/is_using_distinct_considered_hacky/
SELECT DISTINCT is pretty horrid on query performance as it requires the server to compare all of your rows in order to weed out the duplicates.
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50
Equivalent of "select distinct on" in mongodb - Drivers & ODMs
https://www.mongodb.com/community/forums/t/equivalent-of-select-distinct-on-in-mongodb/103810
Using distinct() : db.collection.distinct('field_x') will output a list of distinct values within the field field_x . Using aggregation: db.
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https://www.mongodb.com/community/forums/t/equivalent-of-select-distinct-on-in-mongodb/103810
Using distinct() : db.collection.distinct('field_x') will output a list of distinct values within the field field_x . Using aggregation: db.
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51
Retrieve unique rows without DISTINCT - Programmer Interview
https://www.programmerinterview.com/database-sql/retrieve-unique-rows-without-distinct/
This is a valid alternative to using the DISTINCT keyword. ... asked just to see how good you are with coming up with alternative options for SQL queries.
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https://www.programmerinterview.com/database-sql/retrieve-unique-rows-without-distinct/
This is a valid alternative to using the DISTINCT keyword. ... asked just to see how good you are with coming up with alternative options for SQL queries.
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52
PostgreSQL SELECT DISTINCT By Practical Examples
https://www.postgresqltutorial.com/postgresql-tutorial/postgresql-select-distinct/
The DISTINCT clause is used in the SELECT statement to remove duplicate rows from a result set. The DISTINCT clause keeps one row for each group of duplicates.
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https://www.postgresqltutorial.com/postgresql-tutorial/postgresql-select-distinct/
The DISTINCT clause is used in the SELECT statement to remove duplicate rows from a result set. The DISTINCT clause keeps one row for each group of duplicates.
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53
How to select distinct values from query results in PostgreSQL
https://www.enterprisedb.com/postgres-tutorials/how-select-distinct-values-query-results-postgresql
In this post, we are going to see how to select distinct values from SQL queries/statements. One of the easiest ways to select distinct ...
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https://www.enterprisedb.com/postgres-tutorials/how-select-distinct-values-query-results-postgresql
In this post, we are going to see how to select distinct values from SQL queries/statements. One of the easiest ways to select distinct ...
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54
Presto Optimizations for Aggregations Over Distinct Values
https://www.qubole.com/blog/presto-optimizes-aggregations-over-distinct-values
DISTINCT is a frequently used operator in data analytics to find the distinct values of a column in a table. It can be used along with an ...
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https://www.qubole.com/blog/presto-optimizes-aggregations-over-distinct-values
DISTINCT is a frequently used operator in data analytics to find the distinct values of a column in a table. It can be used along with an ...
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55
SQL ANY and ALL Operators - W3Schools
https://www.w3schools.com/sql/sql_any_all.asp
The ANY and ALL operators allow you to perform a comparison between a single column value and a range of other values. The SQL ANY Operator. The ANY operator:.
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https://www.w3schools.com/sql/sql_any_all.asp
The ANY and ALL operators allow you to perform a comparison between a single column value and a range of other values. The SQL ANY Operator. The ANY operator:.
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56
Alternative to _N_ in PROC SQL - ListenData
https://www.listendata.com/2015/07/alternative-to-n-in-proc-sql.html
In PROC SQL, we can use MONOTONIC() function to generate row numbers. It is an alternative to _N_ in data step. SAS Code : To select row numbers between 10 ...
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https://www.listendata.com/2015/07/alternative-to-n-in-proc-sql.html
In PROC SQL, we can use MONOTONIC() function to generate row numbers. It is an alternative to _N_ in data step. SAS Code : To select row numbers between 10 ...
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57
Eliminating Duplicates from a Query Result - MySQL ... - O'Reilly
https://www.oreilly.com/library/view/mysql-cookbook/0596001452/ch14s05.html
An alternative to DISTINCT is to add a GROUP BY clause that names ... Get MySQL Cookbook now with the O'Reilly learning platform. O'Reilly members experience ...
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https://www.oreilly.com/library/view/mysql-cookbook/0596001452/ch14s05.html
An alternative to DISTINCT is to add a GROUP BY clause that names ... Get MySQL Cookbook now with the O'Reilly learning platform. O'Reilly members experience ...
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58
ROW_NUMBER(): An Efficient Alternative to Subqueries
https://sites.google.com/site/alledocuments/sql/row_number-an-efficient-alternative-to-subqueries
SQL Server 2005 offers an array of ranking and windowing functions that can be ... allows a set of row numbers to be assigned for all distinct Products.
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https://sites.google.com/site/alledocuments/sql/row_number-an-efficient-alternative-to-subqueries
SQL Server 2005 offers an array of ranking and windowing functions that can be ... allows a set of row numbers to be assigned for all distinct Products.
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59
SELECT - Amazon Athena
https://docs.aws.amazon.com/athena/latest/ug/select.html
For information about using SQL that is specific to Athena, ... Use DISTINCT to return only distinct values when a column contains duplicate values.
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https://docs.aws.amazon.com/athena/latest/ug/select.html
For information about using SQL that is specific to Athena, ... Use DISTINCT to return only distinct values when a column contains duplicate values.
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60
Count Distinct and Window Functions - Simple Talk
https://www.red-gate.com/simple-talk/blogs/count-distinct-and-window-functions/
Or: How to make magic tricks with T-SQL Starting our magic show, let's first set the stage: Count Distinct doesn't work with Window ...
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https://www.red-gate.com/simple-talk/blogs/count-distinct-and-window-functions/
Or: How to make magic tricks with T-SQL Starting our magic show, let's first set the stage: Count Distinct doesn't work with Window ...
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61
BigQuery Count Unique 101: COUNT DISTINCT Function ...
https://hevodata.com/learn/bigquery-count-unique/
Using the DISTINCT clause enables users to fetch only the unique values from the table. However, in some cases, the query will return unique ...
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https://hevodata.com/learn/bigquery-count-unique/
Using the DISTINCT clause enables users to fetch only the unique values from the table. However, in some cases, the query will return unique ...
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62
Speeding Up SELECT DISTINCT Queries - Database Journal
https://www.databasejournal.com/ms-sql/speeding-up-select-distinct-queries/
clause. You can examine the execution plan for each query to see where the performance improvements come from. For example, in SQL 6.5 you will ...
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https://www.databasejournal.com/ms-sql/speeding-up-select-distinct-queries/
clause. You can examine the execution plan for each query to see where the performance improvements come from. For example, in SQL 6.5 you will ...
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63
Set-Operation Alternatives - SQL - ITPro Today
https://www.itprotoday.com/sql-server/set-operation-alternatives
Note that each of the operations has two variations: ALL and DISTINCT, with DISTINCT being the default if you don't specify either operation. I discuss the ...
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https://www.itprotoday.com/sql-server/set-operation-alternatives
Note that each of the operations has two variations: ALL and DISTINCT, with DISTINCT being the default if you don't specify either operation. I discuss the ...
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64
SQL Server Alternatives Cursor - Dot Net Tricks
https://www.dotnettricks.com/learn/sqlserver/sql-server-cursor-alternatives
SQL Server Alternatives Cursor · Example of Cursor Alternative · Problem solution methods · Using Cursor · Using Table Variable · Using Temporary ...
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https://www.dotnettricks.com/learn/sqlserver/sql-server-cursor-alternatives
SQL Server Alternatives Cursor · Example of Cursor Alternative · Problem solution methods · Using Cursor · Using Table Variable · Using Temporary ...
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65
How to calculate sum of distinct values in Tableau? - Datameer
https://www.datameer.com/blog/tableau_how-to-calculate-sum-of-distinct-values-in-tableau/
Deserts First – The Datameer Alternative to Calculating Sum of Distinct ... sum of distinct values is as simple as using Datemeer's SQL query and functions.
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https://www.datameer.com/blog/tableau_how-to-calculate-sum-of-distinct-values-in-tableau/
Deserts First – The Datameer Alternative to Calculating Sum of Distinct ... sum of distinct values is as simple as using Datemeer's SQL query and functions.
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66
How To Apply DISTINCT to Your JPQL But Not Your SQL Query
https://thorben-janssen.com/hibernate-tips-apply-distinct-to-jpql-but-not-sql-query/
But as you can see in the following log messages, Hibernate also adds the DISTINCT keyword to the SQL query. This is often not intended and might result in an ...
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https://thorben-janssen.com/hibernate-tips-apply-distinct-to-jpql-but-not-sql-query/
But as you can see in the following log messages, Hibernate also adds the DISTINCT keyword to the SQL query. This is often not intended and might result in an ...
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67
SQL FOR Loop Alternatives - MSSQLTips.com
https://www.mssqltips.com/sqlservertip/7075/sql-for-loop-alternatives/
How to Create a FOR Loop in SQL Server · The WHILE Loop Statement · Cursors · Looping over Database Objects · The Tally Table or Numbers Table.
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https://www.mssqltips.com/sqlservertip/7075/sql-for-loop-alternatives/
How to Create a FOR Loop in SQL Server · The WHILE Loop Statement · Cursors · Looping over Database Objects · The Tally Table or Numbers Table.
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68
Solved: Distinct count other than proc sql - SAS Communities
https://communities.sas.com/t5/SAS-Programming/Distinct-count-other-than-proc-sql/td-p/545753
› SAS-Programming › td-p
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https://communities.sas.com/t5/SAS-Programming/Distinct-count-other-than-proc-sql/td-p/545753
› SAS-Programming › td-p
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69
Impala DISTINCT Operator - Syntax & Example - DataFlair
https://data-flair.training/blogs/impala-distinct-operator/
However, make sure that using DISTINCT in more than one aggregation function in the same query is not supported by Impala SQL. To understand more, we could ...
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https://data-flair.training/blogs/impala-distinct-operator/
However, make sure that using DISTINCT in more than one aggregation function in the same query is not supported by Impala SQL. To understand more, we could ...
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70
SELECT DISTINCT ON in PostgreSQL - Geeky Tidbits
https://www.geekytidbits.com/postgres-distinct-on/
Let's think about a regular SELECT DISTINCT clause for a moment. When you use a SELECT DISTINCT clause, you are discarding duplicate rows and ...
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https://www.geekytidbits.com/postgres-distinct-on/
Let's think about a regular SELECT DISTINCT clause for a moment. When you use a SELECT DISTINCT clause, you are discarding duplicate rows and ...
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71
EXCEPT - MariaDB Knowledge Base
https://mariadb.com/kb/en/except/
EXCEPT ALL and EXCEPT DISTINCT were introduced in MariaDB 10.5.0. The ALL operator leaves duplicates intact, while the DISTINCT operator removes duplicates.
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https://mariadb.com/kb/en/except/
EXCEPT ALL and EXCEPT DISTINCT were introduced in MariaDB 10.5.0. The ALL operator leaves duplicates intact, while the DISTINCT operator removes duplicates.
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72
Performance Tuning » alternative for DISTINCT - OraFAQ Forum
http://www.orafaq.com/forum/t/124292/
There are 2 things you can do to improve the performance of a COUNT DISTINCT: Index the column. You would have to include all other columns in ...
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http://www.orafaq.com/forum/t/124292/
There are 2 things you can do to improve the performance of a COUNT DISTINCT: Index the column. You would have to include all other columns in ...
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73
What is an Alternative way of getting Distinct or
https://www.dotnetfunda.com/interviews/show/7384/what-is-an-alternative-way-of-getting-distinct-or-unique-records-in-sq
› interviews › show › wh...
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https://www.dotnetfunda.com/interviews/show/7384/what-is-an-alternative-way-of-getting-distinct-or-unique-records-in-sq
› interviews › show › wh...
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74
SQL Puzzle | 5 Ways to GET DISTINCT DATA without using ...
https://msbiskills.com/2015/04/09/sql-puzzle-4-ways-to-get-distinct-data-without-using-distinct-keyword-sql-interview-question/
In this post we will understand what are the multiple ways to find distinct rows without using distinct Keyword. As far as I know methods we can ...
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https://msbiskills.com/2015/04/09/sql-puzzle-4-ways-to-get-distinct-data-without-using-distinct-keyword-sql-interview-question/
In this post we will understand what are the multiple ways to find distinct rows without using distinct Keyword. As far as I know methods we can ...
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75
Removing Duplicates Using SAS® - LexJansen
https://www.lexjansen.com/scsug/2017/Removing-Duplicates-Using-SAS-SCSUG-2017.pdf
PROC SQL provides SAS users with an alternative to using ... removing duplicates will be illustrated, both using the DISTINCT keyword in a SELECT clause.
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https://www.lexjansen.com/scsug/2017/Removing-Duplicates-Using-SAS-SCSUG-2017.pdf
PROC SQL provides SAS users with an alternative to using ... removing duplicates will be illustrated, both using the DISTINCT keyword in a SELECT clause.
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76
Legacy SQL Functions and Operators | BigQuery - Google Cloud
https://cloud.google.com/bigquery/docs/reference/legacy-sql
EXACT_COUNT_DISTINCT(), Returns the exact number of non-NULL, distinct values for the ... TOP is a function that is an alternative to the GROUP BY clause.
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https://cloud.google.com/bigquery/docs/reference/legacy-sql
EXACT_COUNT_DISTINCT(), Returns the exact number of non-NULL, distinct values for the ... TOP is a function that is an alternative to the GROUP BY clause.
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77
COUNT (DISTINCT) and Other DISTINCT Aggregates - Vertica
https://www.vertica.com/docs/9.2.x/HTML/Content/Authoring/AnalyzingData/Optimizations/OptimizingCOUNTDISTINCTAndOtherDISTINCTAggregates.htm
Vertica executes queries with multiple distinct aggregates more efficiently when all distinct aggregate columns have a similar number of distinct values.
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https://www.vertica.com/docs/9.2.x/HTML/Content/Authoring/AnalyzingData/Optimizations/OptimizingCOUNTDISTINCTAndOtherDISTINCTAggregates.htm
Vertica executes queries with multiple distinct aggregates more efficiently when all distinct aggregate columns have a similar number of distinct values.
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78
SELECT DISTINCT equivalent in SOQL?
https://developer.salesforce.com/forums/?id=906F00000008yzrIAA
Mar 24, 2011 —
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https://developer.salesforce.com/forums/?id=906F00000008yzrIAA
Mar 24, 2011 —
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79
The DISTINCT pass-through Hibernate Query Hint
https://in.relation.to/2016/08/04/introducing-distinct-pass-through-query-hint/
The DISTINCT SQL keyword is not cost free. For this reason, it should only be used when we really need to filter out duplicated records from the ...
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https://in.relation.to/2016/08/04/introducing-distinct-pass-through-query-hint/
The DISTINCT SQL keyword is not cost free. For this reason, it should only be used when we really need to filter out duplicated records from the ...
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80
Selecting distinct records from a view - SAP Community
https://answers.sap.com/questions/11094625/selecting-distinct-records-from-a-view.html
If you want distinct records, you can put all the selected columns on the "Group By" tab--just hit the "Propose Columns" tab. You will have to ...
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https://answers.sap.com/questions/11094625/selecting-distinct-records-from-a-view.html
If you want distinct records, you can put all the selected columns on the "Group By" tab--just hit the "Propose Columns" tab. You will have to ...
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81
Alternative to Subquery in join - Transact-SQL
https://forums.sqlteam.com/t/alternative-to-subquery-in-join/9855
SELECT distinct SIS.StudentID,StudentCoverage.StudentCoverageDataID, Student.FirstName,Student.LastName, Student.DateOfBirth,Student.
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https://forums.sqlteam.com/t/alternative-to-subquery-in-join/9855
SELECT distinct SIS.StudentID,StudentCoverage.StudentCoverageDataID, Student.FirstName,Student.LastName, Student.DateOfBirth,Student.
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82
Performing a Count Distinct for a column based on another ...
https://www.ibm.com/support/pages/performing-count-distinct-column-based-another-column
Another alternative is to use the following in a calculated column: count (distinct if (<active flag column> = 'Y' ) then (<Employee ID ...
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https://www.ibm.com/support/pages/performing-count-distinct-column-based-another-column
Another alternative is to use the following in a calculated column: count (distinct if (<active flag column> = 'Y' ) then (<Employee ID ...
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83
Subset distinct/unique rows - dplyr
https://dplyr.tidyverse.org/reference/distinct.html
Select only unique/distinct rows from a data frame. This is similar to unique.data.frame() but considerably faster.
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https://dplyr.tidyverse.org/reference/distinct.html
Select only unique/distinct rows from a data frame. This is similar to unique.data.frame() but considerably faster.
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84
Remove duplicates with DISTINCT() | SQL - DataCamp
https://campus.datacamp.com/courses/improving-query-performance-in-sql-server/filtering-and-data-interrogation?ex=14
You can remove duplicates by using the DISTINCT() clause. Once you have your results, you would like to know how many times each city has experienced an ...
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https://campus.datacamp.com/courses/improving-query-performance-in-sql-server/filtering-and-data-interrogation?ex=14
You can remove duplicates by using the DISTINCT() clause. Once you have your results, you would like to know how many times each city has experienced an ...
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85
How to Make DAX Distinct Counts 100x Faster with Exact ...
https://www.artisconsulting.com/blogs/greggalloway/2019/1/4/how-to-make-dax-distinct-counts-100x-faster-with-exact-match-aggs
Second, though Power BI does support distinct count aggregations, the agg table ... we chose the rollups to pre-aggregate in Azure SQL DW.
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https://www.artisconsulting.com/blogs/greggalloway/2019/1/4/how-to-make-dax-distinct-counts-100x-faster-with-exact-match-aggs
Second, though Power BI does support distinct count aggregations, the agg table ... we chose the rollups to pre-aggregate in Azure SQL DW.
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86
EXCEPT vs NOT IN in SQL Server - CodeProject
https://www.codeproject.com/Articles/619094/EXCEPT-vs-NOT-IN-in-SQL-Server
" EXCEPT " operator was introduced in SQL SERVER 2005. This operator used to achieve Distinct and Not In queries. EXCEPT operator returns all ...
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https://www.codeproject.com/Articles/619094/EXCEPT-vs-NOT-IN-in-SQL-Server
" EXCEPT " operator was introduced in SQL SERVER 2005. This operator used to achieve Distinct and Not In queries. EXCEPT operator returns all ...
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87
SELECT — Trino 403 Documentation
https://trino.io/docs/current/sql/select.html
Currently, the SQL for the WITH clause will be inlined anywhere the named ... If the argument DISTINCT is specified, only unique rows are included in the ...
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https://trino.io/docs/current/sql/select.html
Currently, the SQL for the WITH clause will be inlined anywhere the named ... If the argument DISTINCT is specified, only unique rows are included in the ...
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88
Solved: Power Query: Extract distinct values from column a...
https://community.powerbi.com/t5/Desktop/Power-Query-Extract-distinct-values-from-column-as-new-query/td-p/228467
From that query I want to extract the distinct values from one specific column and create a new table ... This is just the alternative I was looking for.
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https://community.powerbi.com/t5/Desktop/Power-Query-Extract-distinct-values-from-column-as-new-query/td-p/228467
From that query I want to extract the distinct values from one specific column and create a new table ... This is just the alternative I was looking for.
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89
All, None, and One: The SQL Left Join Trick - PagerDuty
https://www.pagerduty.com/blog/sql-left-join-trick/
For accounts with large numbers of acknowledged incidents, this query was significantly faster than using DISTINCT . Furthermore, the explain ...
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https://www.pagerduty.com/blog/sql-left-join-trick/
For accounts with large numbers of acknowledged incidents, this query was significantly faster than using DISTINCT . Furthermore, the explain ...
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90
Spark SQL - Get Distinct Multiple Columns
https://sparkbyexamples.com/spark/spark-sql-distinct-multiple-columns/
In this Spark SQL tutorial, you will learn different ways to get the distinct values in every column or selected multiple columns in a DataFrame using ...
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https://sparkbyexamples.com/spark/spark-sql-distinct-multiple-columns/
In this Spark SQL tutorial, you will learn different ways to get the distinct values in every column or selected multiple columns in a DataFrame using ...
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91
Solved: hive select distinct count error - Cloudera Community
https://community.cloudera.com/t5/Support-Questions/hive-select-distinct-count-error/td-p/312251
Solved: HI, I am running a select distinct count on a column, am getting the below error. can you please help - 312251.
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https://community.cloudera.com/t5/Support-Questions/hive-select-distinct-count-error/td-p/312251
Solved: HI, I am running a select distinct count on a column, am getting the below error. can you please help - 312251.
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92
Spark SQL, Built-in Functions
https://spark.apache.org/docs/latest/api/sql/index.html
array_distinct(array) - Removes duplicate values from the array. Examples: ... The function returns null for null input if spark.sql.legacy.
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https://spark.apache.org/docs/latest/api/sql/index.html
array_distinct(array) - Removes duplicate values from the array. Examples: ... The function returns null for null input if spark.sql.legacy.
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93
Distinct Rows and Distinct Count from Spark Dataframe
https://analyticshut.com/distinct-count-spark/
Counting Distinct Values. We can also easily count distinct values by chaining count function after we distinct function.
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https://analyticshut.com/distinct-count-spark/
Counting Distinct Values. We can also easily count distinct values by chaining count function after we distinct function.
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94
SQL | Distinct Clause - TutorialsPoint.dev
https://tutorialspoint.dev/language/sql/sql-distinct-clause
The distinct keyword is used in conjunction with select keyword. It is helpful when there is need of avoiding the duplicate values present in any specific ...
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https://tutorialspoint.dev/language/sql/sql-distinct-clause
The distinct keyword is used in conjunction with select keyword. It is helpful when there is need of avoiding the duplicate values present in any specific ...
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95
An Alternative to SQL? - Slashdot
https://developers.slashdot.org/story/04/10/12/2159209/an-alternative-to-sql
I have been working on an SQL alternative myself for a while. ... the Relational Model and the Third Manifesto, yet has a distinct flavour.
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https://developers.slashdot.org/story/04/10/12/2159209/an-alternative-to-sql
I have been working on an SQL alternative myself for a while. ... the Relational Model and the Third Manifesto, yet has a distinct flavour.
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96
How to Emulate The MySQL INTERSECT Operator
https://www.mysqltutorial.org/mysql-intersect/
The INTERSECT operator is a set operator that returns only distinct rows of two queries or more queries. The following illustrates the syntax of the INTERSECT ...
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https://www.mysqltutorial.org/mysql-intersect/
The INTERSECT operator is a set operator that returns only distinct rows of two queries or more queries. The following illustrates the syntax of the INTERSECT ...
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