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[fix](fe) Fix IS TRUE/ IS FALSE predicate null semantics #64696
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90 changes: 90 additions & 0 deletions
90
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/IsFalse.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| // 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. | ||
|
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| package org.apache.doris.nereids.trees.expressions; | ||
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| import org.apache.doris.nereids.exceptions.UnboundException; | ||
| import org.apache.doris.nereids.trees.expressions.functions.AlwaysNotNullable; | ||
| import org.apache.doris.nereids.trees.expressions.shape.UnaryExpression; | ||
| import org.apache.doris.nereids.trees.expressions.visitor.ExpressionVisitor; | ||
| import org.apache.doris.nereids.types.BooleanType; | ||
| import org.apache.doris.nereids.types.DataType; | ||
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| import com.google.common.base.Preconditions; | ||
| import com.google.common.collect.ImmutableList; | ||
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| import java.util.List; | ||
| import java.util.Objects; | ||
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| /** | ||
| * expr is false predicate. | ||
| */ | ||
| public class IsFalse extends Expression implements UnaryExpression, AlwaysNotNullable { | ||
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| public IsFalse(Expression e) { | ||
| super(ImmutableList.of(e)); | ||
| } | ||
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| private IsFalse(List<Expression> children) { | ||
| super(children); | ||
| } | ||
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| @Override | ||
| public <R, C> R accept(ExpressionVisitor<R, C> visitor, C context) { | ||
| return visitor.visitIsFalse(this, context); | ||
| } | ||
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| @Override | ||
| public IsFalse withChildren(List<Expression> children) { | ||
| Preconditions.checkArgument(children.size() == 1); | ||
| return new IsFalse(children); | ||
| } | ||
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| @Override | ||
| public String computeToSql() throws UnboundException { | ||
| return child().toSql() + " IS FALSE"; | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return child().toString() + " IS FALSE"; | ||
| } | ||
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| @Override | ||
| public String toDigest() { | ||
| return child().toDigest() + " IS FALSE"; | ||
| } | ||
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (!super.equals(o)) { | ||
| return false; | ||
| } | ||
| IsFalse other = (IsFalse) o; | ||
| return Objects.equals(child(), other.child()); | ||
| } | ||
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| @Override | ||
| public int computeHashCode() { | ||
| return child().hashCode(); | ||
| } | ||
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| @Override | ||
| public DataType getDataType() throws UnboundException { | ||
| return BooleanType.INSTANCE; | ||
| } | ||
| } |
90 changes: 90 additions & 0 deletions
90
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/IsTrue.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| // 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. | ||
|
|
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| package org.apache.doris.nereids.trees.expressions; | ||
|
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| import org.apache.doris.nereids.exceptions.UnboundException; | ||
| import org.apache.doris.nereids.trees.expressions.functions.AlwaysNotNullable; | ||
| import org.apache.doris.nereids.trees.expressions.shape.UnaryExpression; | ||
| import org.apache.doris.nereids.trees.expressions.visitor.ExpressionVisitor; | ||
| import org.apache.doris.nereids.types.BooleanType; | ||
| import org.apache.doris.nereids.types.DataType; | ||
|
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| import com.google.common.base.Preconditions; | ||
| import com.google.common.collect.ImmutableList; | ||
|
|
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| import java.util.List; | ||
| import java.util.Objects; | ||
|
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| /** | ||
| * expr is true predicate. | ||
| */ | ||
| public class IsTrue extends Expression implements UnaryExpression, AlwaysNotNullable { | ||
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| public IsTrue(Expression e) { | ||
| super(ImmutableList.of(e)); | ||
| } | ||
|
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| private IsTrue(List<Expression> children) { | ||
| super(children); | ||
| } | ||
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| @Override | ||
| public <R, C> R accept(ExpressionVisitor<R, C> visitor, C context) { | ||
| return visitor.visitIsTrue(this, context); | ||
| } | ||
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| @Override | ||
| public IsTrue withChildren(List<Expression> children) { | ||
| Preconditions.checkArgument(children.size() == 1); | ||
| return new IsTrue(children); | ||
| } | ||
|
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| @Override | ||
| public String computeToSql() throws UnboundException { | ||
| return child().toSql() + " IS TRUE"; | ||
| } | ||
|
|
||
| @Override | ||
| public String toString() { | ||
| return child().toString() + " IS TRUE"; | ||
| } | ||
|
|
||
| @Override | ||
| public String toDigest() { | ||
| return child().toDigest() + " IS TRUE"; | ||
| } | ||
|
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (!super.equals(o)) { | ||
| return false; | ||
| } | ||
| IsTrue other = (IsTrue) o; | ||
| return Objects.equals(child(), other.child()); | ||
| } | ||
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| @Override | ||
| public int computeHashCode() { | ||
| return child().hashCode(); | ||
| } | ||
|
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| @Override | ||
| public DataType getDataType() throws UnboundException { | ||
| return BooleanType.INSTANCE; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
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@@ -45,5 +45,5 @@ true false true true | |
| true false false true | ||
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| -- !test_compare_expression_16 -- | ||
| \N \N \N \N | ||
| false true false true | ||
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23 changes: 23 additions & 0 deletions
23
regression-test/data/query_p0/sql_functions/test_is_true_false_predicate.out
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| -- This file is automatically generated. You should know what you did if you want to edit this | ||
| -- !is_true -- | ||
| 1 | ||
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| -- !is_false -- | ||
| 2 | ||
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| -- !is_not_true -- | ||
| 2 | ||
| 3 | ||
| 4 | ||
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| -- !is_not_false -- | ||
| 1 | ||
| 3 | ||
| 4 | ||
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| -- !truth_table -- | ||
| 1 true true false false true true true false false true | ||
| 2 false false true true false false false true true false | ||
| 3 \N false false true true abc false false true true | ||
| 4 \N false false true true \N false false true true | ||
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morrySnow marked this conversation as resolved.
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