REGEXP_EXTRACT
Syntax
REGEXP_EXTRACT( string, pattern )
Description
Returns the substring string that matches the regular expression pattern.
Argument types:
string—Stringpattern—String
Return type: String
Note
Only constant values are accepted for the arguments (pattern).
Note
See the documentation of the data source to clarify the regular expression syntax. For example, ClickHouse uses the RE2 syntax to compose regular expressions.
Example
REGEXP_EXTRACT("RU 912873", "[A-Z]+\s+(\d+)") = "912873"
Data source support
ClickHouse 21.8, MySQL 8.0.12, Oracle Database 12c (12.1), PostgreSQL 9.3.