1.0 CURRENT DATE
1.0 CURRENT_DATE (1) 
1 CURRENT DEBUG MODE
1 CURRENT DEGREE
1 CURRENT PATH
1 CURRENT FUNCTION PATH
1 CURRENT_PATH (1) 
1 CURRENT SCHEMA
1 CURRENT_SCHEMA
1 CURRENT SERVER
1 CURRENT_SERVER
1 CURRENT TIME
1 CURRENT_TIME (1) 
1 CURRENT TIMESTAMP
1 CURRENT_TIMESTAMP (1) 
1 CURRENT TIMEZONE
1 CURRENT_TIMEZONE
1 SESSION_USER
1 USER
1 SYSTEM_USER