Merge pull request #4367 from soerenwolfers/patch-69

Update regular_expressions.md

docs/sql/functions/regular_expressions.md

@@ -24,7 +24,7 @@ All functions accept an optional set of [options](#options-for-regular-expressio
 |:--|:-------|
 | [`regexp_extract(string, pattern[, group = 0][, options])`](#regexp_extractstring-pattern-group--0-options) | If `string` contains the regexp `pattern`, returns the capturing group specified by optional parameter `group`. The `group` must be a constant value. If no `group` is given, it defaults to 0. A set of optional [`options`](#options-for-regular-expression-functions) can be set. |
 | [`regexp_extract(string, pattern, name_list[, options])`](#regexp_extractstring-pattern-name_list-options) | If `string` contains the regexp `pattern`, returns the capturing groups as a struct with corresponding names from `name_list`. |
-| [`regexp_extract_all(string, regex[, group = 0][, options])`](#regexp_extract_allstring-regex-group--0-options) | Split the `string` along the `regex` and extract all occurrences of `group`. |
+| [`regexp_extract_all(string, regex[, group = 0][, options])`](#regexp_extract_allstring-regex-group--0-options) | Finds non-overlapping occurrences of `regex` in `string` and returns the corresponding values of `group`. |
 | [`regexp_full_match(string, regex[, options])`](#regexp_full_matchstring-regex-options) | Returns `true` if the entire `string` matches the `regex`. |
 | [`regexp_matches(string, pattern[, options])`](#regexp_matchesstring-pattern-options) | Returns `true` if  `string` contains the regexp `pattern`, `false` otherwise. |
 | [`regexp_replace(string, pattern, replacement[, options])`](#regexp_replacestring-pattern-replacement-options) | If `string` contains the regexp `pattern`, replaces the matching part with `replacement`. |
@@ -51,9 +51,9 @@ All functions accept an optional set of [options](#options-for-regular-expressio
 
 <div class="nostroke_table"></div>
 
-| **Description** | Split the `string` along the `regex` and extract all occurrences of `group`. A set of optional [`options`](#options-for-regular-expression-functions) can be set. |
-| **Example** | `regexp_extract_all('hello_world', '([a-z ]+)_?', 1)` |
-| **Result** | `[hello, world]` |
+| **Description** | Finds non-overlapping occurrences of `regex` in `string` and returns the corresponding values of `group`. A set of optional [`options`](#options-for-regular-expression-functions) can be set. |
+| **Example** | `regexp_extract_all('Peter: 33, Paul:14', '(\w+):\s*(\d+)', 2)` |
+| **Result** | `[33, 14]` |
 
 #### `regexp_full_match(string, regex[, options])`