SQL Error: ORA-00979: not a GROUP BY expression
1617
ORA-00979 not a group by expression
137436
SQL statement filter result
10080
MySQL Syntax error message "Operand should contain 1 column(s)"
133742
CASE WHEN with GROUP BY
78636
Column name or number of supplied values does not match table definition. What shoul I do?
59349
Simple SELECT statement fails with "syntax to use near", "ORA-00906", "syntax error at or near" or "syntax near the keyword"
149649
group_concat in SQL Server 2008
31851
#1054 - Unknown column - SQL Query Problem
38470
Subquery returns more than 1 row SQL
38452
SQL Not A Single Group Group Function
77462
PGError: ERROR: column "p.name" must appear in the GROUP BY clause or be used in an aggregate function
137984
How do I use "GROUP BY"?
57566
SQL to find the number of distinct values in a column
71713
PostgreSQL - "DISTINCT ON" and "GROUP BY" syntax
75982
How To Group Records By Value In A Specific Field?
59220
Reason for Column is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause
80752
Unknown Column In Where Clause