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Built-in operators and functions
The following operators and functions listed are not necessarily up to date. (Hive operators and UDFs have more current information). In Beeline or the Hive CLI, use these commands to show the latest documentation:
SHOW FUNCTIONS;
DESCRIBE FUNCTION <function_name>;
DESCRIBE FUNCTION EXTENDED <function_name>;
All Hive keywords are case insensitive, including the names of Hive operators and functions.