Oracle

How to fix the Oracle error PLS-00398: wrong number of columns in UNION, INTERSECT, or MINUS expression?

How to fix the Oracle error DRG-11142: string cannot be string?

How to fix the Oracle error PGU-39405: IO string %4li bytes string?

How to fix the Oracle error ORA-30331: summary does not exist?

How to fix the Oracle error ORA-56709: timed_statistics set to FALSE?

How to fix the Oracle error CRS-04266: Voting file(s) successfully replaced?

How to fix the Oracle error ORA-64014: directory not empty?

How to fix the Oracle error OCI-31073: Resource not retrieved using path name?

How to fix the Oracle error ORA-12097: changes in the master tables during refresh, try refresh again?

How to fix the Oracle error ORA-16627: operation disallowed since no standby databases would remain to support protection mode?

How to fix the Oracle error ORA-28580: recursive external procedures are not supported?

How to fix the Oracle error ORA-03112: a server linked as single-task cannot use SQL*Net?