rubenada commented on a change in pull request #1112: [CALCITE-2930]
FilterCorrelateRule on a Correlate with SemiJoinType SEMI (or ANTI) throws
IllegalStateException (Ruben Quesada Lopez)
URL: https://github.com/apache/calcite/pull/1112#discussion_r270741433
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File path: core/src/main/java/org/apache/calcite/plan/RelOptUtil.java
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@@ -2380,6 +2381,8 @@ public static boolean classifyFilters(
joinRel.getInputs().get(1).getRowType().getFieldList();
final int nFieldsRight = rightFields.size();
assert nTotalFields == (joinRel instanceof SemiJoin
Review comment:
Thanks all for your comments. The purpose of this PR is just to fix the
IllegalStateException in FilterCorrelateRule.java, so I'd say let's keep the
assert, and I'll squash the commits so this can be merged.
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