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MySQL Functions on Aggregation Groups
Where to find reference information and tutorials on MySQL database functions on aggregation groups? I want to know how to use COUNT(), MAX() and other aggregation group related functions.
✍: FYIcenter.com
Here is a collection of reference information and tutorials on MySQL database functions on aggregation groups compiled by FYIcenter.com DBA team.
ANY_VALUE() - Any Value in Group
AVG() - Average Value in Group
BIT_AND() - Bitwise AND in Group
BIT_OR() - Bitwise OR in Group
BIT_XOR() - Bitwise XOR in Group
COUNT() - Counting Items in Group
GROUP_CONCAT() - Concatenating Items in Group
GROUPING() - Identifying Super-Aggregate Row
JSON_ARRAYAGG() - Building JSON Array in Group
JSON_OBJECTAGG() - Building JSON Object in Group
MAX() - Maximum Value in Group
MIN() - Minimum Value in Group
STD() - Synonym for STDDEV_POP()
STDDEV() - Synonym for STDDEV_POP()
STDDEV_POP() - Population Standard Deviation
STDDEV_SAMP() - Sample Standard Deviation
VAR_POP() - Population Standard Variance
VAR_SAMP() - Sample Standard Variance
Note that most aggregate functions are window functions. You can call them with the OVER clause to apply the function to rows inside the current window.
⇒ ANY_VALUE() - Any Value in Group
2023-11-18, 251🔥, 0💬
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