OpenSearch/docs/reference/sql/language/syntax/commands/show-functions.asciidoc

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