When an error occurs, QUERY returns one of the following codes to the starting environment:
~ 1 : -8888 SERVERDB NOT ACCESSIBLE
~ 2 : -8000 SERVERDB MUST BE RESTARTED
~ 3 : -1021 TOO MANY USERS CONNECTED
~ 4 : -4008 UNKNOWN USER NAME/PASSWORD COMBINATION
~ 5 : -13503 NAME OF STORED COMMAND MISSING
~ 6 : -13506 STORED COMMAND NOT FOUND
~ 7 : -13508 PARAMETER LIST TOO SHORT OR MISSING
~ 8 : SQL error
~ 9 : -13523 INVALID REPORT COMMAND
10 : Other errors