ORA-00937
Error: ORA-00937: not a single-group group functionCausa: A SELECT list cannot include both a group function, such as AVG, COUNT, MAX, MIN, SUM, STDDEV, or VARIANCE, and an individual column expression, unless the individual column expression is included in a GROUP BY clause.
Acción: Drop either the group function or the individual column expression from the SELECT list or add a GROUP BY clause that includes all individual column expressions listed.
COMENTARIOS:
por fabio | 15/11/2010 13:58:02
RE: ORA-00937
ORA-00979: no es una expresión GROUP BY
