This is an automated email from the ASF dual-hosted git repository.
dwysakowicz pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/flink.git
The following commit(s) were added to refs/heads/master by this push:
new 6a12668bcfe [FLINK-34493][table] Migrate ReplaceMinusWithAntiJoinRule
to java.
6a12668bcfe is described below
commit 6a12668bcfe651fa938517eb2da4d537ce6ce668
Author: liuyongvs <liuyon...@gmail.com>
AuthorDate: Fri Mar 1 16:08:52 2024 +0800
[FLINK-34493][table] Migrate ReplaceMinusWithAntiJoinRule to java.
---
.../logical/ReplaceMinusWithAntiJoinRule.java | 95 ++++++++++++++++++++++
.../logical/ReplaceMinusWithAntiJoinRule.scala | 65 ---------------
2 files changed, 95 insertions(+), 65 deletions(-)
diff --git
a/flink-table/flink-table-planner/src/main/java/org/apache/flink/table/planner/plan/rules/logical/ReplaceMinusWithAntiJoinRule.java
b/flink-table/flink-table-planner/src/main/java/org/apache/flink/table/planner/plan/rules/logical/ReplaceMinusWithAntiJoinRule.java
new file mode 100644
index 00000000000..35c719e3846
--- /dev/null
+++
b/flink-table/flink-table-planner/src/main/java/org/apache/flink/table/planner/plan/rules/logical/ReplaceMinusWithAntiJoinRule.java
@@ -0,0 +1,95 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.flink.table.planner.plan.rules.logical;
+
+import org.apache.calcite.plan.RelOptRuleCall;
+import org.apache.calcite.plan.RelRule;
+import org.apache.calcite.rel.RelNode;
+import org.apache.calcite.rel.core.JoinRelType;
+import org.apache.calcite.rel.core.Minus;
+import org.apache.calcite.rel.core.RelFactories;
+import org.apache.calcite.rex.RexNode;
+import org.apache.calcite.tools.RelBuilder;
+import org.apache.calcite.util.Util;
+import org.immutables.value.Value;
+
+import java.util.List;
+
+import static
org.apache.flink.table.planner.plan.utils.SetOpRewriteUtil.generateEqualsCondition;
+
+/**
+ * Planner rule that replaces distinct {@link
org.apache.calcite.rel.core.Minus} (SQL keyword:
+ * EXCEPT) with a distinct {@link org.apache.calcite.rel.core.Aggregate} on an
ANTI {@link
+ * org.apache.calcite.rel.core.Join}.
+ *
+ * <p>Only handle the case of input size 2.
+ */
+@Value.Enclosing
+public class ReplaceMinusWithAntiJoinRule
+ extends
RelRule<ReplaceMinusWithAntiJoinRule.ReplaceMinusWithAntiJoinRuleConfig> {
+
+ public static final ReplaceMinusWithAntiJoinRule INSTANCE =
+
ReplaceMinusWithAntiJoinRule.ReplaceMinusWithAntiJoinRuleConfig.DEFAULT.toRule();
+
+ private ReplaceMinusWithAntiJoinRule(ReplaceMinusWithAntiJoinRuleConfig
config) {
+ super(config);
+ }
+
+ @Override
+ public boolean matches(RelOptRuleCall call) {
+ Minus minus = call.rel(0);
+ return !minus.all && minus.getInputs().size() == 2;
+ }
+
+ @Override
+ public void onMatch(RelOptRuleCall call) {
+ Minus minus = call.rel(0);
+ RelNode left = minus.getInput(0);
+ RelNode right = minus.getInput(1);
+
+ RelBuilder relBuilder = call.builder();
+ List<Integer> keys = Util.range(left.getRowType().getFieldCount());
+ List<RexNode> conditions = generateEqualsCondition(relBuilder, left,
right, keys);
+
+ relBuilder.push(left);
+ relBuilder.push(right);
+ relBuilder
+ .join(JoinRelType.ANTI, conditions)
+ .aggregate(
+
relBuilder.groupKey(keys.stream().mapToInt(Integer::intValue).toArray()));
+ RelNode rel = relBuilder.build();
+ call.transformTo(rel);
+ }
+
+ /** Rule configuration. */
+ @Value.Immutable(singleton = false)
+ public interface ReplaceMinusWithAntiJoinRuleConfig extends RelRule.Config
{
+ ReplaceMinusWithAntiJoinRule.ReplaceMinusWithAntiJoinRuleConfig
DEFAULT =
+
ImmutableReplaceMinusWithAntiJoinRule.ReplaceMinusWithAntiJoinRuleConfig.builder()
+ .build()
+ .withOperandSupplier(b0 ->
b0.operand(Minus.class).anyInputs())
+ .withRelBuilderFactory(RelFactories.LOGICAL_BUILDER)
+ .withDescription("ReplaceMinusWithAntiJoinRule");
+
+ @Override
+ default ReplaceMinusWithAntiJoinRule toRule() {
+ return new ReplaceMinusWithAntiJoinRule(this);
+ }
+ }
+}
diff --git
a/flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/planner/plan/rules/logical/ReplaceMinusWithAntiJoinRule.scala
b/flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/planner/plan/rules/logical/ReplaceMinusWithAntiJoinRule.scala
deleted file mode 100644
index 0b080b86391..00000000000
---
a/flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/planner/plan/rules/logical/ReplaceMinusWithAntiJoinRule.scala
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.flink.table.planner.plan.rules.logical
-
-import
org.apache.flink.table.planner.plan.utils.SetOpRewriteUtil.generateEqualsCondition
-
-import org.apache.calcite.plan.{RelOptRule, RelOptRuleCall}
-import org.apache.calcite.plan.RelOptRule.{any, operand}
-import org.apache.calcite.rel.core._
-
-import scala.collection.JavaConverters._
-
-/**
- * Planner rule that replaces distinct [[Minus]] (SQL keyword: EXCEPT) with a
distinct [[Aggregate]]
- * on an ANTI [[Join]].
- *
- * Only handle the case of input size 2.
- */
-class ReplaceMinusWithAntiJoinRule
- extends RelOptRule(
- operand(classOf[Minus], any),
- RelFactories.LOGICAL_BUILDER,
- "ReplaceMinusWithAntiJoinRule") {
-
- override def matches(call: RelOptRuleCall): Boolean = {
- val minus: Minus = call.rel(0)
- !minus.all && minus.getInputs.size() == 2
- }
-
- override def onMatch(call: RelOptRuleCall): Unit = {
- val minus: Minus = call.rel(0)
- val left = minus.getInput(0)
- val right = minus.getInput(1)
-
- val relBuilder = call.builder
- val keys = 0 until left.getRowType.getFieldCount
- val conditions =
- generateEqualsCondition(relBuilder, left, right,
keys.map(Integer.valueOf).toList.asJava)
-
- relBuilder.push(left)
- relBuilder.push(right)
- relBuilder.join(JoinRelType.ANTI,
conditions).aggregate(relBuilder.groupKey(keys: _*))
- val rel = relBuilder.build()
- call.transformTo(rel)
- }
-}
-
-object ReplaceMinusWithAntiJoinRule {
- val INSTANCE: RelOptRule = new ReplaceMinusWithAntiJoinRule
-}
