xuzifu666 commented on code in PR #4939:
URL: https://github.com/apache/calcite/pull/4939#discussion_r3238668362
##########
core/src/main/java/org/apache/calcite/sql/validate/SqlValidatorImpl.java:
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@@ -903,6 +986,82 @@ private void
throwIfExcludeEliminatesAllColumns(List<SqlIdentifier> excludeIdent
}
}
+ private static Map<String, SqlNode> extractReplaceMap(@Nullable SqlNodeList
replaceList) {
+ if (replaceList == null) {
+ return ImmutableMap.of();
+ }
+ final ImmutableMap.Builder<String, SqlNode> builder =
ImmutableMap.builder();
+ for (SqlNode node : replaceList) {
+ if (node instanceof SqlCall) {
Review Comment:
Here I have added the relevant assertions.
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