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* Functions E-Z * Incorporate changes from #103686 * More functions * More functions * Update docs/reference/esql/functions/floor.asciidoc Co-authored-by: Liam Thompson <32779855+leemthompo@users.noreply.github.com> * Update docs/reference/esql/functions/left.asciidoc Co-authored-by: Liam Thompson <32779855+leemthompo@users.noreply.github.com> * Apply suggestions from code review Co-authored-by: Alexander Spies <alexander.spies@elastic.co> * Review feedback * Fix geo_shape description * Change 'colum'/'field' into 'expressions' * Review feedback * One more --------- Co-authored-by: Liam Thompson <32779855+leemthompo@users.noreply.github.com> Co-authored-by: Alexander Spies <alexander.spies@elastic.co> Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
36 lines
676 B
Text
36 lines
676 B
Text
[discrete]
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[[esql-sqrt]]
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=== `SQRT`
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*Syntax*
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[.text-center]
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image::esql/functions/signature/sqrt.svg[Embedded,opts=inline]
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*Parameters*
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`n`::
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Numeric expression. If `null`, the function returns `null`.
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*Description*
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Returns the square root of a number. The input can be any numeric value, the
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return value is always a double.
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Square roots of negative numbers are NaN. Square roots of infinites are
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infinite.
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*Supported types*
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include::types/sqrt.asciidoc[]
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*Example*
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[source.merge.styled,esql]
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----
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include::{esql-specs}/math.csv-spec[tag=sqrt]
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----
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[%header.monospaced.styled,format=dsv,separator=|]
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|===
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include::{esql-specs}/math.csv-spec[tag=sqrt-result]
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|===
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