Aaaaaaron commented on a change in pull request #2274:
URL: https://github.com/apache/calcite/pull/2274#discussion_r528680877
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File path: core/src/main/java/org/apache/calcite/rel/rel2sql/SqlImplementor.java
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@@ -1007,19 +1007,27 @@ private SqlCall toSql(RexProgram program, RexOver
rexOver) {
orderList, isRows, lowerBound, upperBound, allowPartial, POS);
final List<SqlNode> nodeList = toSql(program, rexOver.getOperands());
- return createOverCall(sqlAggregateFunction, nodeList, sqlWindow);
+ return createOverCall(sqlAggregateFunction, nodeList, sqlWindow,
rexOver.isDistinct());
}
private SqlCall createOverCall(SqlAggFunction op, List<SqlNode> operands,
- SqlWindow window) {
+ SqlWindow window, boolean isDistinct) {
if (op instanceof SqlSumEmptyIsZeroAggFunction) {
// Rewrite "SUM0(x) OVER w" to "COALESCE(SUM(x) OVER w, 0)"
final SqlCall node =
- createOverCall(SqlStdOperatorTable.SUM, operands, window);
+ createOverCall(SqlStdOperatorTable.SUM, operands, window,
isDistinct);
Review comment:
ok, I'll take a try
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