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new 5a7e46fe7b [fix](planner) fix non-equal out join is not supported
(#9156)
5a7e46fe7b is described below
commit 5a7e46fe7b87d5d14459247847ebcfc3052ef13b
Author: shee <13843187+qz...@users.noreply.github.com>
AuthorDate: Wed Apr 27 08:19:13 2022 -0700
[fix](planner) fix non-equal out join is not supported (#9156)
---
.../java/org/apache/doris/analysis/TableRef.java | 11 ++++++-
.../org/apache/doris/planner/QueryPlanTest.java | 34 ++++++++++++++++++++++
2 files changed, 44 insertions(+), 1 deletion(-)
diff --git a/fe/fe-core/src/main/java/org/apache/doris/analysis/TableRef.java
b/fe/fe-core/src/main/java/org/apache/doris/analysis/TableRef.java
index 4dd95a4b61..7536c370a0 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/TableRef.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/TableRef.java
@@ -218,6 +218,7 @@ public class TableRef implements ParseNode, Writable {
return null;
}
+
public JoinOperator getJoinOp() {
// if it's not explicitly set, we're doing an inner join
return (joinOp == null ? JoinOperator.INNER_JOIN : joinOp);
@@ -575,7 +576,15 @@ public class TableRef implements ParseNode, Writable {
public void rewriteExprs(ExprRewriter rewriter, Analyzer analyzer)
throws AnalysisException {
Preconditions.checkState(isAnalyzed);
- if (onClause != null) onClause = rewriter.rewrite(onClause, analyzer,
ExprRewriter.ClauseType.ON_CLAUSE);
+ if (onClause != null) {
+ Expr expr = onClause.clone();
+ onClause = rewriter.rewrite(onClause, analyzer,
ExprRewriter.ClauseType.ON_CLAUSE);
+ if (joinOp.isOuterJoin() || joinOp.isSemiAntiJoin()) {
+ if (onClause instanceof BoolLiteral && !((BoolLiteral)
onClause).getValue()) {
+ onClause = expr;
+ }
+ }
+ }
}
private String joinOpToSql() {
diff --git
a/fe/fe-core/src/test/java/org/apache/doris/planner/QueryPlanTest.java
b/fe/fe-core/src/test/java/org/apache/doris/planner/QueryPlanTest.java
index 40d1541dda..ee09be1d8a 100644
--- a/fe/fe-core/src/test/java/org/apache/doris/planner/QueryPlanTest.java
+++ b/fe/fe-core/src/test/java/org/apache/doris/planner/QueryPlanTest.java
@@ -2120,4 +2120,38 @@ public class QueryPlanTest {
String explainString =
UtFrameUtils.getSQLPlanOrErrorMsg(connectContext, sql);
Assert.assertTrue(explainString.contains("1 | 10 | 1 | 1 | 1"));
}
+
+ @Test
+ public void testOutJoinWithOnFalse() throws Exception {
+ connectContext.setDatabase("default_cluster:test");
+ createTable("create table out_join_1\n" +
+ "(\n" +
+ " k1 int,\n" +
+ " v int\n" +
+ ")\n" +
+ "DISTRIBUTED BY HASH(k1) BUCKETS 10\n" +
+ "PROPERTIES(\"replication_num\" = \"1\");");
+
+ createTable("create table out_join_2\n" +
+ "(\n" +
+ " k1 int,\n" +
+ " v int\n" +
+ ")\n" +
+ "DISTRIBUTED BY HASH(k1) BUCKETS 10\n" +
+ "PROPERTIES(\"replication_num\" = \"1\");");
+
+ String sql = "explain select * from out_join_1 left join out_join_2 on
out_join_1.k1 = out_join_2.k1 and 1=2;";
+ String explainString =
UtFrameUtils.getSQLPlanOrErrorMsg(connectContext, sql);
+ Assert.assertFalse(explainString.contains("non-equal LEFT OUTER JOIN
is not supported"));
+
+ sql = "explain select * from out_join_1 right join out_join_2 on
out_join_1.k1 = out_join_2.k1 and 1=2;";
+ explainString = UtFrameUtils.getSQLPlanOrErrorMsg(connectContext, sql);
+ Assert.assertFalse(explainString.contains("non-equal RIGHT OUTER JOIN
is not supported"));
+
+ sql = "explain select * from out_join_1 full join out_join_2 on
out_join_1.k1 = out_join_2.k1 and 1=2;";
+ explainString = UtFrameUtils.getSQLPlanOrErrorMsg(connectContext, sql);
+ Assert.assertFalse(explainString.contains("non-equal FULL OUTER JOIN
is not supported"));
+
+ }
+
}
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