[GitHub] [flink] docete commented on a change in pull request #10268: [Flink-14599][table-planner-blink] Support precision of TimestampType in blink planner

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docete commented on a change in pull request #10268: [Flink-14599][table-planner-blink] Support precision of TimestampType in blink planner
URL: https://github.com/apache/flink/pull/10268#discussion_r349000347
 
 

 ##########
 File path: flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/codegen/calls/BuiltInMethods.scala
 ##########
 @@ -220,7 +218,7 @@ object BuiltInMethods {
   val TIMESTAMP_TO_STRING = Types.lookupMethod(
     classOf[SqlDateTimeUtils],
     "timestampToString",
-    classOf[Long], classOf[Int])
+    classOf[SqlTimestamp])
 
 Review comment:
   No. The old one would pad ‘0’ when the precision larger than number of digits of fractional seconds. Now we follows a more standards-compliant style.

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