pg_last_error
Description
string pg_last_error ( [resource connection])pg_last_error() returns the last error message for given connection .
Error messages may be overwritten by internal PostgreSQL(libpq) function calls. It may not return appropriate error message, if multiple errors are occurred inside a PostgreSQL module function.
Use pg_result_error(), pg_result_status() and pg_connection_status() for better error handling.
Note: This function used to be called pg_errormessage().
See also pg_result_error().
