PREHOOK: query: DESCRIBE FUNCTION =
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION =
POSTHOOK: type: DESCFUNCTION
a = b - Returns TRUE if a equals b and false otherwise
PREHOOK: query: DESCRIBE FUNCTION EXTENDED =
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION EXTENDED =
POSTHOOK: type: DESCFUNCTION
a = b - Returns TRUE if a equals b and false otherwise
Synonyms: ==
PREHOOK: query: DESCRIBE FUNCTION ==
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION ==
POSTHOOK: type: DESCFUNCTION
a == b - Returns TRUE if a equals b and false otherwise
PREHOOK: query: DESCRIBE FUNCTION EXTENDED ==
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION EXTENDED ==
POSTHOOK: type: DESCFUNCTION
a == b - Returns TRUE if a equals b and false otherwise
Synonyms: =
PREHOOK: query: SELECT true=false, false=true, false=false, true=true, NULL=NULL, true=NULL, NULL=true, false=NULL, NULL=false FROM src LIMIT 1
PREHOOK: type: QUERY
PREHOOK: Input: default@src
#### A masked pattern was here ####
POSTHOOK: query: SELECT true=false, false=true, false=false, true=true, NULL=NULL, true=NULL, NULL=true, false=NULL, NULL=false FROM src LIMIT 1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
#### A masked pattern was here ####
false	false	true	true	NULL	NULL	NULL	NULL	NULL
PREHOOK: query: DESCRIBE FUNCTION <=>
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION <=>
POSTHOOK: type: DESCFUNCTION
a <=> b - Returns same result with EQUAL(=) operator for non-null operands, but returns TRUE if both are NULL, FALSE if one of the them is NULL
PREHOOK: query: DESCRIBE FUNCTION EXTENDED <=>
PREHOOK: type: DESCFUNCTION
POSTHOOK: query: DESCRIBE FUNCTION EXTENDED <=>
POSTHOOK: type: DESCFUNCTION
a <=> b - Returns same result with EQUAL(=) operator for non-null operands, but returns TRUE if both are NULL, FALSE if one of the them is NULL
PREHOOK: query: SELECT true<=>false, false<=>true, false<=>false, true<=>true, NULL<=>NULL, true<=>NULL, NULL<=>true, false<=>NULL, NULL<=>false FROM src LIMIT 1
PREHOOK: type: QUERY
PREHOOK: Input: default@src
#### A masked pattern was here ####
POSTHOOK: query: SELECT true<=>false, false<=>true, false<=>false, true<=>true, NULL<=>NULL, true<=>NULL, NULL<=>true, false<=>NULL, NULL<=>false FROM src LIMIT 1
POSTHOOK: type: QUERY
POSTHOOK: Input: default@src
#### A masked pattern was here ####
false	false	true	true	true	false	false	false	false