mirror of
https://github.com/elastic/elasticsearch.git
synced 2025-06-29 18:03:32 -04:00
49 lines
1.6 KiB
Text
Generated
49 lines
1.6 KiB
Text
Generated
// This is generated by ESQL's AbstractFunctionTestCase. Do no edit it. See ../README.md for how to regenerate it.
|
|
|
|
*Examples*
|
|
|
|
[source.merge.styled,esql]
|
|
----
|
|
include::{esql-specs}/stats.csv-spec[tag=count]
|
|
----
|
|
[%header.monospaced.styled,format=dsv,separator=|]
|
|
|===
|
|
include::{esql-specs}/stats.csv-spec[tag=count-result]
|
|
|===
|
|
To count the number of rows, use `COUNT()` or `COUNT(*)`
|
|
[source.merge.styled,esql]
|
|
----
|
|
include::{esql-specs}/docs.csv-spec[tag=countAll]
|
|
----
|
|
[%header.monospaced.styled,format=dsv,separator=|]
|
|
|===
|
|
include::{esql-specs}/docs.csv-spec[tag=countAll-result]
|
|
|===
|
|
The expression can use inline functions. This example splits a string into multiple values using the `SPLIT` function and counts the values
|
|
[source.merge.styled,esql]
|
|
----
|
|
include::{esql-specs}/stats.csv-spec[tag=docsCountWithExpression]
|
|
----
|
|
[%header.monospaced.styled,format=dsv,separator=|]
|
|
|===
|
|
include::{esql-specs}/stats.csv-spec[tag=docsCountWithExpression-result]
|
|
|===
|
|
To count the number of times an expression returns `TRUE` use a <<esql-where>> command to remove rows that shouldn't be included
|
|
[source.merge.styled,esql]
|
|
----
|
|
include::{esql-specs}/stats.csv-spec[tag=count-where]
|
|
----
|
|
[%header.monospaced.styled,format=dsv,separator=|]
|
|
|===
|
|
include::{esql-specs}/stats.csv-spec[tag=count-where-result]
|
|
|===
|
|
To count the same stream of data based on two different expressions use the pattern `COUNT(<expression> OR NULL)`
|
|
[source.merge.styled,esql]
|
|
----
|
|
include::{esql-specs}/stats.csv-spec[tag=count-or-null]
|
|
----
|
|
[%header.monospaced.styled,format=dsv,separator=|]
|
|
|===
|
|
include::{esql-specs}/stats.csv-spec[tag=count-or-null-result]
|
|
|===
|
|
|