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Takeshi Yamamuro resolved SPARK-28076. -------------------------------------- Resolution: Won't Fix > String Functions: SUBSTRING support regular expression > ------------------------------------------------------ > > Key: SPARK-28076 > URL: https://issues.apache.org/jira/browse/SPARK-28076 > Project: Spark > Issue Type: Sub-task > Components: SQL > Affects Versions: 3.0.0 > Reporter: Yuming Wang > Priority: Major > > ||Function||Return Type||Description||Example||Result|| > |{{substring(_string_}} from _{{pattern}}_)|{{text}}|Extract substring > matching POSIX regular expression. See [Section > 9.7|https://www.postgresql.org/docs/11/functions-matching.html] for more > information on pattern matching.|{{substring('Thomas' from '...$')}}|{{mas}}| > |{{substring(_string_}} from _{{pattern}}_ for _{{escape}}_)|{{text}}|Extract > substring matching SQL regular expression. See [Section > 9.7|https://www.postgresql.org/docs/11/functions-matching.html] for more > information on pattern matching.|{{substring('Thomas' from '%#"o_a#"_' for > '#')}}|{{oma}}| > For example: > {code:sql} > -- T581 regular expression substring (with SQL's bizarre regexp syntax) > SELECT SUBSTRING('abcdefg' FROM 'a#"(b_d)#"%' FOR '#') AS "bcd"; > {code} > https://www.postgresql.org/docs/11/functions-string.html -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org