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* [docs] Migrate docs from AsciiDoc to Markdown (#123507) * delete asciidoc files * add migrated files * fix errors * Disable docs tests * Clarify release notes page titles * Revert "Clarify release notes page titles" This reverts commit8be688648d. * Comment out edternal URI images * Clean up query languages landing pages, link to conceptual docs * Add .md to url * Fixes inference processor nesting. --------- Co-authored-by: Liam Thompson <32779855+leemthompo@users.noreply.github.com> Co-authored-by: Liam Thompson <leemthompo@gmail.com> Co-authored-by: Martijn Laarman <Mpdreamz@gmail.com> Co-authored-by: István Zoltán Szabó <szabosteve@gmail.com> (cherry picked from commitb7e3a1e14b) # Conflicts: # docs/build.gradle # docs/reference/migration/index.asciidoc # docs/reference/migration/migrate_9_0.asciidoc # docs/reference/release-notes.asciidoc # docs/reference/release-notes/9.0.0.asciidoc # docs/reference/release-notes/highlights.asciidoc * Fix build file * Really fix build file --------- Co-authored-by: Colleen McGinnis <colleen.j.mcginnis@gmail.com>
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LEFT [esql-left]
Syntax
:::{image} ../../../../../images/left.svg :alt: Embedded :class: text-center :::
Parameters
string- The string from which to return a substring.
length- The number of characters to return.
Description
Returns the substring that extracts length chars from string starting from the left.
Supported types
| string | length | result |
|---|---|---|
| keyword | integer | keyword |
| text | integer | keyword |
Example
FROM employees
| KEEP last_name
| EVAL left = LEFT(last_name, 3)
| SORT last_name ASC
| LIMIT 5
| last_name:keyword | left:keyword |
|---|---|
| Awdeh | Awd |
| Azuma | Azu |
| Baek | Bae |
| Bamford | Bam |
| Bernatsky | Ber |