Jackie-Jiang commented on a change in pull request #4216: PQL -> SQL
enhancement - phase 1 - new Pinot Query Struct
URL: https://github.com/apache/incubator-pinot/pull/4216#discussion_r291012295
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File path:
pinot-common/src/main/java/org/apache/pinot/pql/parsers/pql2/ast/InPredicateAstNode.java
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@@ -108,7 +111,29 @@ public FilterQueryTree buildFilterQueryTree() {
filterOperator = FilterOperator.IN;
}
- return new FilterQueryTree(_identifier, new ArrayList<>(values),
filterOperator, null);
+ return new FilterQueryTree(_identifier, values, filterOperator, null);
+ }
+
+ @Override
+ public Expression buildFilterExpression() {
+ if (_identifier == null) {
+ throw new Pql2CompilationException("IN predicate has no identifier");
+ }
+ FilterKind filterOperator;
+ if (_isNotInClause) {
+ filterOperator = FilterKind.NOT_IN;
+ } else {
+ filterOperator = FilterKind.IN;
+ }
+ Expression expr =
RequestUtils.getFunctionExpression(filterOperator.name());
+
expr.getFunctionCall().addToOperands(RequestUtils.getIdentifierExpression(_identifier));
+ for (AstNode astNode : getChildren()) {
+ if (astNode instanceof LiteralAstNode) {
Review comment:
Should we dedup here?
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