elasticsearch/docs/reference/sql/language/syntax/commands/show-functions.asciidoc
James Rodewig f56a0f4b66
[DOCS] Remove testenv annotations from doc snippet tests (#80023)
Removes `testenv` annotations and related code. These annotations originally let you skip x-pack snippet tests in the docs. However, that's no longer possible.

Relates to #79309, #31619
2021-11-05 18:38:50 -04:00

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Text

[role="xpack"]
[[sql-syntax-show-functions]]
=== SHOW FUNCTIONS
.Synopsis:
[source, sql]
----
SHOW FUNCTIONS [LIKE pattern?]? <1>
----
<1> SQL match pattern
*Description*: List all the SQL functions and their type. The `LIKE` clause can be used to restrict the list of names to the given pattern.
[source, sql]
----
include-tagged::{sql-specs}/docs/docs.csv-spec[showFunctions]
----
The list of functions returned can be customized based on the pattern.
It can be an exact match:
[source, sql]
----
include-tagged::{sql-specs}/docs/docs.csv-spec[showFunctionsLikeExact]
----
A wildcard for exactly one character:
[source, sql]
----
include-tagged::{sql-specs}/docs/docs.csv-spec[showFunctionsLikeChar]
----
A wildcard matching zero or more characters:
[source, sql]
----
include-tagged::{sql-specs}/docs/docs.csv-spec[showFunctionsLikeWildcard]
----
Or of course, a variation of the above:
[source, sql]
----
include-tagged::{sql-specs}/docs/docs.csv-spec[showFunctionsWithPattern]
----