T-SQL functions

This is the complete list of built-in functions supported by the "tsql" backend.

abs

abs(<numeric> a^) -> a
Idempotent Erased Aggregate
yes no no

acos

acos(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

ascii

ascii(STRING^) -> INT
Idempotent Erased Aggregate
yes no no

asin

asin(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

atan

atan(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

atn2

atn2(<fractional>^, <fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

avg

avg(<numeric> a) -> a?
Idempotent Erased Aggregate
yes no yes

ceiling

ceiling(<numeric> a^) -> a
Idempotent Erased Aggregate
yes no no

char

char(<integral>^) -> STRING
Idempotent Erased Aggregate
yes no no

charindex

charindex(STRING^, STRING^, <integral>{0..1}) -> <integral>
Idempotent Erased Aggregate
yes no no

choose

choose(<integral>^, a^{0..*}) -> a
Idempotent Erased Aggregate
yes no no

coalesce

coalesce(a?, a?{0..*}, a^) -> a
Idempotent Erased Aggregate
yes no no

concat

concat(STRING, STRING, STRING{0..*}) -> STRING
Idempotent Erased Aggregate
yes no no

concat_ws

concat_ws(STRING^, <scalar>, <scalar>, <scalar>{0..*}) -> STRING
Idempotent Erased Aggregate
yes no no

cos

cos(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

cot

cot(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

count

count(<scalar>) -> INT
Idempotent Erased Aggregate
yes no yes

count_big

count_big(<scalar>) -> INT64
Idempotent Erased Aggregate
yes no yes

current_timestamp

current_timestamp() -> DATETIME
Idempotent Erased Aggregate
no no no

cursor_rows

cursor_rows() -> INT
Idempotent Erased Aggregate
no no no

datalength

datalength(STRING^) -> <integral>
Idempotent Erased Aggregate
yes no no

dateadd

dateadd(STRING, <integral>^, DATETIME^) -> DATETIME
Idempotent Erased Aggregate
yes no no

datediff

datediff(STRING, DATETIME^, DATETIME^) -> INT
Idempotent Erased Aggregate
yes no no

datediff_big

datediff_big(STRING, DATETIME^, DATETIME^) -> INT64
Idempotent Erased Aggregate
yes no no

datefirst

datefirst() -> INT8
Idempotent Erased Aggregate
no no no

datefromparts

datefromparts(<integral>^, <integral>^, <integral>^) -> DATETIME
Idempotent Erased Aggregate
yes no no

datename

datename(STRING, DATETIME^) -> STRING
Idempotent Erased Aggregate
yes no no

datetime2fromparts

datetime2fromparts(<integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^) -> DATETIME
Idempotent Erased Aggregate
yes no no

datetimefromparts

datetimefromparts(<integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^) -> DATETIME
Idempotent Erased Aggregate
yes no no

datetimeoffsetfromparts

datetimeoffsetfromparts(<integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^, <integral>^) -> DATETIMEOFFSET
Idempotent Erased Aggregate
yes no no

day

day(DATETIME^) -> <integral>
Idempotent Erased Aggregate
yes no no

dbts

dbts() -> BINARY
Idempotent Erased Aggregate
no no no

degrees

degrees(<numeric> a^) -> a
Idempotent Erased Aggregate
yes no no

difference

difference(STRING^, STRING^) -> INT
Idempotent Erased Aggregate
yes no no

exp

exp(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

fetch_status

fetch_status() -> INT
Idempotent Erased Aggregate
no no no

floor

floor(<numeric> a^) -> a
Idempotent Erased Aggregate
yes no no

format

format(<scalar>^, STRING^, STRING^{0..1}) -> STRING
Idempotent Erased Aggregate
yes no no

getdate

getdate() -> DATETIME
Idempotent Erased Aggregate
no no no

getutcdate

getutcdate() -> DATETIME
Idempotent Erased Aggregate
no no no

grouping

grouping(<scalar>) -> INT8
Idempotent Erased Aggregate
yes no yes

grouping_id

grouping_id(<scalar>{0..*}) -> INT
Idempotent Erased Aggregate
yes no yes

identity

identity() -> <integral>
Idempotent Erased Aggregate
no no no

iif

iif(BOOL, a^, a^) -> a
Idempotent Erased Aggregate
yes no no

impure

impure(a^) -> a
Idempotent Erased Aggregate
no yes no

isjson

isjson(STRING^) -> BOOL
Idempotent Erased Aggregate
yes no no

json_modify

json_modify(STRING^, STRING^, STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

json_query

json_query(STRING^, STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

json_value

json_value(STRING^, STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

langid

langid() -> INT8
Idempotent Erased Aggregate
no no no

language

language() -> STRING
Idempotent Erased Aggregate
no no no

left

left(STRING^, <integral>^) -> STRING
Idempotent Erased Aggregate
yes no no

len

len(STRING^) -> <integral>
Idempotent Erased Aggregate
yes no no

lock_timeout

lock_timeout() -> INT
Idempotent Erased Aggregate
no no no

log

log(<numeric>^, <integral>^{0..1}) -> FLOAT64
Idempotent Erased Aggregate
yes no no

log10

log10(<numeric>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

lower

lower(STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

ltrim

ltrim(STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

max

max(a) -> a?
Idempotent Erased Aggregate
yes no yes

max_connections

max_connections() -> INT
Idempotent Erased Aggregate
no no no

max_precision

max_precision() -> INT8
Idempotent Erased Aggregate
no no no

min

min(a) -> a?
Idempotent Erased Aggregate
yes no yes

month

month(DATETIME^) -> <integral>
Idempotent Erased Aggregate
yes no no

nchar

nchar(<integral>^) -> STRING
Idempotent Erased Aggregate
yes no no

nestlevel

nestlevel() -> INT
Idempotent Erased Aggregate
no no no

nullable

nullable(a?) -> a?
Idempotent Erased Aggregate
yes yes no

options

options() -> INT
Idempotent Erased Aggregate
no no no

patindex

patindex(STRING^, STRING^) -> <integral>
Idempotent Erased Aggregate
yes no no

pi

pi() -> FLOAT64
Idempotent Erased Aggregate
yes no no

power

power(<numeric> a^, <numeric>^) -> a
Idempotent Erased Aggregate
yes no no

quotename

quotename(STRING^, STRING^{0..1}) -> STRING
Idempotent Erased Aggregate
yes no no

radians

radians(<numeric> a^) -> a
Idempotent Erased Aggregate
yes no no

rand

rand(<integral>^{0..1}) -> FLOAT64
Idempotent Erased Aggregate
yes no no

remserver

remserver() -> STRING
Idempotent Erased Aggregate
no no no

replace

replace(STRING^, STRING^, STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

replicate

replicate(STRING^, <integral>^) -> STRING
Idempotent Erased Aggregate
yes no no

reverse

reverse(STRING^) -> STRING
Idempotent Erased Aggregate
yes no no 
right(STRING^, <integral>^) -> STRING
Idempotent Erased Aggregate
yes no no

round

round(<numeric> a^, <integral>^) -> a
Idempotent Erased Aggregate
yes no no

rtrim

rtrim(STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

scope_identity

scope_identity() -> <integral>
Idempotent Erased Aggregate
no no no

servername

servername() -> STRING
Idempotent Erased Aggregate
no no no

servicename

servicename() -> STRING
Idempotent Erased Aggregate
no no no

sign

sign(<numeric> a^) -> a
Idempotent Erased Aggregate
yes no no

sin

sin(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

smalldatetimefromparts

smalldatetimefromparts(<integral>^, <integral>^, <integral>^, <integral>^, <integral>^) -> DATETIME
Idempotent Erased Aggregate
yes no no

soundex

soundex(STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

space

space(<integral>^) -> STRING
Idempotent Erased Aggregate
yes no no

spid

spid() -> INT8
Idempotent Erased Aggregate
no no no

sqrt

sqrt(<numeric> a^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

square

square(<numeric> a^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

stdev

stdev(<numeric>) -> FLOAT64?
Idempotent Erased Aggregate
yes no yes

stdevp

stdevp(<numeric>) -> FLOAT64?
Idempotent Erased Aggregate
yes no yes

str

str(<fractional>^, <integral>{0..2}) -> STRING
Idempotent Erased Aggregate
yes no no

string_escape

string_escape(STRING^, STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

stuff

stuff(<stringish> a^, <integral>^, <integral>^, STRING) -> a
Idempotent Erased Aggregate
yes no no

substring

substring(<stringish> a^, <integral>^, <integral>^) -> a
Idempotent Erased Aggregate
yes no no

sum

sum(<numeric> a) -> a
Idempotent Erased Aggregate
yes no yes

sysdatetime

sysdatetime() -> DATETIME
Idempotent Erased Aggregate
no no no

sysdatetimeoffset

sysdatetimeoffset() -> DATETIMEOFFSET
Idempotent Erased Aggregate
no no no

sysutcdatetime

sysutcdatetime() -> DATETIME
Idempotent Erased Aggregate
no no no

tan

tan(<fractional>^) -> FLOAT64
Idempotent Erased Aggregate
yes no no

textsize

textsize() -> INT
Idempotent Erased Aggregate
no no no

translate

translate(STRING^, STRING^, STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

trim

trim(STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

unicode

unicode(STRING^) -> INT
Idempotent Erased Aggregate
yes no no

unsafe_coerce

unsafe_coerce(<scalar>^) -> <scalar>
Idempotent Erased Aggregate
yes yes no

upper

upper(STRING^) -> STRING
Idempotent Erased Aggregate
yes no no

var

var(<numeric>) -> FLOAT64?
Idempotent Erased Aggregate
yes no yes

varp

varp(<numeric>) -> FLOAT64?
Idempotent Erased Aggregate
yes no yes

version

version() -> STRING
Idempotent Erased Aggregate
no no no

year

year(DATETIME^) -> <integral>
Idempotent Erased Aggregate
yes no no

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