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Posted to dev@calcite.apache.org by GitBox <gi...@apache.org> on 2019/02/27 19:05:43 UTC

[GitHub] risdenk commented on a change in pull request #1031: CALCITE-2742: Update RexImpTable to use DataContext to retrieve USER and SYSTEM_USER

risdenk commented on a change in pull request #1031: CALCITE-2742: Update RexImpTable to use DataContext to retrieve USER and SYSTEM_USER
URL: https://github.com/apache/calcite/pull/1031#discussion_r260897241
 
 

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 File path: core/src/main/java/org/apache/calcite/runtime/SqlFunctions.java
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 @@ -43,6 +43,7 @@
 import org.apache.calcite.util.TimeWithTimeZoneString;
 import org.apache.calcite.util.TimestampWithTimeZoneString;
 
+import com.google.common.base.Optional;
 
 Review comment:
   Do we need to use Guava here? Java 8 optional should work?

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