JiajunBernoulli commented on code in PR #3641:
URL: https://github.com/apache/calcite/pull/3641#discussion_r1482348168
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core/src/main/java/org/apache/calcite/tools/RelBuilder.java:
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@@ -4902,6 +4929,18 @@ public interface Config {
/** Sets {@link #convertCorrelateToJoin()}. */
Config withConvertCorrelateToJoin(boolean convertCorrelateToJoin);
+
+ /** Whether to save the distinct if we know that the input is
+ * already unique; default true. */
+ @Value.Default
+ default boolean redundantDistinct() {
Review Comment:
Good catch.
I changed default value, now we can set `true` to optimize. (Default is
`false`)
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