IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
SHOW FUNCTIONS
editSHOW FUNCTIONS
editSynopsis.
DescriptionList all the SQL functions and their type. The LIKE clause can be used to restrict the list of names to the given pattern.
SHOW FUNCTIONS;
name | type
----------------+---------------
AVG |AGGREGATE
COUNT |AGGREGATE
MAX |AGGREGATE
MIN |AGGREGATE
SUM |AGGREGATE
STDDEV_POP |AGGREGATE
VAR_POP |AGGREGATE
PERCENTILE |AGGREGATE
PERCENTILE_RANK |AGGREGATE
SUM_OF_SQUARES |AGGREGATE
SKEWNESS |AGGREGATE
KURTOSIS |AGGREGATE
DAY_OF_MONTH |SCALAR
DAY |SCALAR
DOM |SCALAR
DAY_OF_WEEK |SCALAR
DOW |SCALAR
DAY_OF_YEAR |SCALAR
DOY |SCALAR
HOUR_OF_DAY |SCALAR
HOUR |SCALAR
MINUTE_OF_DAY |SCALAR
MINUTE_OF_HOUR |SCALAR
MINUTE |SCALAR
SECOND_OF_MINUTE|SCALAR
SECOND |SCALAR
MONTH_OF_YEAR |SCALAR
MONTH |SCALAR
YEAR |SCALAR
WEEK_OF_YEAR |SCALAR
WEEK |SCALAR
ABS |SCALAR
ACOS |SCALAR
ASIN |SCALAR
ATAN |SCALAR
ATAN2 |SCALAR
CBRT |SCALAR
CEIL |SCALAR
CEILING |SCALAR
COS |SCALAR
COSH |SCALAR
COT |SCALAR
DEGREES |SCALAR
E |SCALAR
EXP |SCALAR
EXPM1 |SCALAR
FLOOR |SCALAR
LOG |SCALAR
LOG10 |SCALAR
MOD |SCALAR
PI |SCALAR
POWER |SCALAR
RADIANS |SCALAR
RANDOM |SCALAR
RAND |SCALAR
ROUND |SCALAR
SIGN |SCALAR
SIGNUM |SCALAR
SIN |SCALAR
SINH |SCALAR
SQRT |SCALAR
TAN |SCALAR
ASCII |SCALAR
CHAR |SCALAR
BIT_LENGTH |SCALAR
CHAR_LENGTH |SCALAR
LCASE |SCALAR
LENGTH |SCALAR
LTRIM |SCALAR
RTRIM |SCALAR
SPACE |SCALAR
UCASE |SCALAR
SCORE |SCORE
The list of functions returned can be customized based on the pattern.
It can be an exact match:
SHOW FUNCTIONS LIKE 'ABS';
name | type
---------------+---------------
ABS |SCALAR
A wildcard for exactly one character:
SHOW FUNCTIONS LIKE 'A__';
name | type
---------------+---------------
AVG |AGGREGATE
ABS |SCALAR
A wildcard matching zero or more characters:
SHOW FUNCTIONS LIKE 'A%';
name | type
---------------+---------------
AVG |AGGREGATE
ABS |SCALAR
ACOS |SCALAR
ASIN |SCALAR
ATAN |SCALAR
ATAN2 |SCALAR
ASCII |SCALAR
Or of course, a variation of the above:
SHOW FUNCTIONS '%DAY%';
name | type
---------------+---------------
DAY_OF_MONTH |SCALAR
DAY |SCALAR
DAY_OF_WEEK |SCALAR
DAY_OF_YEAR |SCALAR
HOUR_OF_DAY |SCALAR
MINUTE_OF_DAY |SCALAR