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* Break out 'Limitations' into separate page * Add REST API docs * Restructure commands, functions, and operators refs * Add placeholder for getting started guide * Group 'Syntax', 'Metafields', and 'MV fields' under 'Language' * Add placeholder for Kibana page * Add link from landing page * Apply uniform formatting to ACOS, CASE, and DATE_PARSE function refs * Reword default LIMIT * Add support for COUNT(*) * Move 'Commands' and 'Functions and operators' to individual pages --------- Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
17 lines
551 B
Text
17 lines
551 B
Text
[discrete]
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[[esql-replace]]
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=== `REPLACE`
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The function substitutes in the string (1st argument) any match of the regular expression (2nd argument) with the replacement string (3rd argument).
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If any of the arguments are `NULL`, the result is `NULL`.
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. This example replaces an occurrence of the word "World" with the word "Universe":
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[source.merge.styled,esql]
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----
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include::{esql-specs}/docs.csv-spec[tag=replaceString]
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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}/docs.csv-spec[tag=replaceString-result]
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|===
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