PREHOOK: query: DESCRIBE FUNCTION rlike
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION rlike
POSTHOOK: type: DESCFUNCTION
str rlike regexp - Returns true if str matches regexp and false otherwise
PREHOOK: query: DESCRIBE FUNCTION EXTENDED rlike
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION EXTENDED rlike
POSTHOOK: type: DESCFUNCTION
str rlike regexp - Returns true if str matches regexp and false otherwise
Synonyms: regexp
Example:
  > SELECT 'fb' rlike '.*' FROM src LIMIT 1;
  true