dengzhhu653 commented on code in PR #3821:
URL: https://github.com/apache/hive/pull/3821#discussion_r1039330370
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ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java:
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@@ -12550,6 +12550,21 @@ private ParseResult
rewriteASTWithMaskAndFilter(TableMask tableMask, ASTNode ast
}
}
+ void gatherUserSuppliedFunctions(ASTNode ast) {
+ int tokenType = ast.getToken().getType();
+ if (tokenType == HiveParser.TOK_FUNCTION ||
+ tokenType == HiveParser.TOK_FUNCTIONDI ||
+ tokenType == HiveParser.TOK_FUNCTIONSTAR) {
+ if (ast.getChild(0).getType() == HiveParser.Identifier) {
+ // maybe user supplied
+ this.userSuppliedFunctions.add(ast.getChild(0).getText());
Review Comment:
The `ast.getChild(0).getText()` should be trimmed by
`unescapeIdentifier(expressionTree.getChild(0).getText())`.
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