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Subject [GitHub] Guibo-Pan commented on a change in pull request #6576: [FLINK-10145][table] Add replace supported in TableAPI and SQL
Date Tue, 21 Aug 2018 04:35:47 GMT
Guibo-Pan commented on a change in pull request #6576: [FLINK-10145][table] Add replace supported
in TableAPI and SQL
URL: https://github.com/apache/flink/pull/6576#discussion_r211475986
 
 

 ##########
 File path: flink-libraries/flink-table/src/main/scala/org/apache/flink/table/functions/sql/ScalarSqlFunctions.scala
 ##########
 @@ -67,6 +67,14 @@ object ScalarSqlFunctions {
     OperandTypes.ONE_OR_MORE,
     SqlFunctionCategory.STRING)
 
+  val REPLACE = new SqlFunction(
 
 Review comment:
   I use SqlStdOperatorTable.REPLACE at first, however that REPLACE function can not handle
null params, so I create a new function which refer to SqlStdOperatorTable.REPLACE.

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