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ASF GitHub Bot commented on DRILL-4607: --------------------------------------- Github user sudheeshkatkam commented on a diff in the pull request: https://github.com/apache/drill/pull/481#discussion_r63602468 --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/impl/StringFunctions.java --- @@ -1280,6 +1280,43 @@ public void eval() { } // end of eval } + @FunctionTemplate(name = "split", scope = FunctionScope.SIMPLE, nulls = NullHandling.NULL_IF_NULL) + public static class Split implements DrillSimpleFunc { + @Param VarCharHolder input; + @Param VarCharHolder delimiter; + + @Workspace char splitChar; --- End diff -- How about reusing the Splitter? Create a workspace splitter once in setup, and use in eval. > Add a split function that allows to separate string by a delimiter > ------------------------------------------------------------------ > > Key: DRILL-4607 > URL: https://issues.apache.org/jira/browse/DRILL-4607 > Project: Apache Drill > Issue Type: New Feature > Components: Functions - Drill > Affects Versions: 1.6.0 > Reporter: Alicia Alvarez > > Ex: Let's say I have records in a CSV file with the following schema > {noformat} > user_name, friend_list_separated_by_a_delimiter,other_fields > ali,sam;adi;tom,45,... > {noformat} > I want to run a query which returns the friend list files as a repeated value. > {noformat} > select user_name, split(friend_list, ';') friends from userdata; > {noformat} > This should return the records in the following format > {noformat} > --------------------------------- > | user_name | friends | > --------------------------------- > | ali | [sam, adi, tom] | > --------------------------------- > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)