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The following commit(s) were added to refs/heads/master by this push:
     new cb6ec2c  SqlOperatorConversion Javadoc fix. (#7713)
cb6ec2c is described below

commit cb6ec2cab856dc0a36bc2ebd480a349ffaaece77
Author: Gian Merlino <[email protected]>
AuthorDate: Mon May 20 21:21:21 2019 -0700

    SqlOperatorConversion Javadoc fix. (#7713)
    
    Appears to be a copypasta error; the toDruidFilter method was referred
    to aggregations, but it's not handling aggregations.
---
 .../apache/druid/sql/calcite/expression/SqlOperatorConversion.java    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git 
a/sql/src/main/java/org/apache/druid/sql/calcite/expression/SqlOperatorConversion.java
 
b/sql/src/main/java/org/apache/druid/sql/calcite/expression/SqlOperatorConversion.java
index dc85fdb..88d4947 100644
--- 
a/sql/src/main/java/org/apache/druid/sql/calcite/expression/SqlOperatorConversion.java
+++ 
b/sql/src/main/java/org/apache/druid/sql/calcite/expression/SqlOperatorConversion.java
@@ -52,10 +52,10 @@ public interface SqlOperatorConversion
   DruidExpression toDruidExpression(PlannerContext plannerContext, 
RowSignature rowSignature, RexNode rexNode);
 
   /**
-   * Returns a Druid Aggregation corresponding to a SQL {@link SqlOperator} 
used to filter rows
+   * Returns a Druid filter corresponding to a Calcite {@code RexNode} used as 
a filter condition.
    *
    * @param plannerContext   SQL planner context
-   * @param querySignature   signature of the rows being aggregated and 
expression column references
+   * @param querySignature   signature of the rows being filtered, and any 
expression column references
    * @param rexNode          filter expression rex node
    *
    * @return filter, or null if the call cannot be translated


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