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[exec](function) Add tanh func (#30555)

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This commit is contained in:
yangshijie
2024-01-31 10:32:02 +08:00
committed by yiguolei
parent a1ccf34ecc
commit 8b61b7c6cd
10 changed files with 218 additions and 0 deletions
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2
fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
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@ -385,6 +385,7 @@ import org.apache.doris.nereids.trees.expressions.functions.scalar.SubReplace;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Substring;
import org.apache.doris.nereids.trees.expressions.functions.scalar.SubstringIndex;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Tan;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Tanh;
import org.apache.doris.nereids.trees.expressions.functions.scalar.TimeDiff;
import org.apache.doris.nereids.trees.expressions.functions.scalar.TimeToSec;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Timestamp;
@ -837,6 +838,7 @@ public class BuiltinScalarFunctions implements FunctionHelper {
scalar(Substring.class, "substr", "substring"),
scalar(SubstringIndex.class, "substring_index"),
scalar(Tan.class, "tan"),
scalar(Tanh.class, "tanh"),
scalar(TimeDiff.class, "timediff"),
scalar(TimeToSec.class, "time_to_sec"),
scalar(Timestamp.class, "timestamp"),

68
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/Tanh.java Normal file
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@ -0,0 +1,68 @@
// 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.doris.nereids.trees.expressions.functions.scalar;
import org.apache.doris.catalog.FunctionSignature;
import org.apache.doris.nereids.trees.expressions.Expression;
import org.apache.doris.nereids.trees.expressions.functions.ExplicitlyCastableSignature;
import org.apache.doris.nereids.trees.expressions.functions.PropagateNullable;
import org.apache.doris.nereids.trees.expressions.shape.UnaryExpression;
import org.apache.doris.nereids.trees.expressions.visitor.ExpressionVisitor;
import org.apache.doris.nereids.types.DoubleType;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import java.util.List;
/**
* ScalarFunction 'tanh'. This class is generated by GenerateFunction.
*/
public class Tanh extends ScalarFunction
implements UnaryExpression, ExplicitlyCastableSignature, PropagateNullable {
public static final List<FunctionSignature> SIGNATURES = ImmutableList.of(
FunctionSignature.ret(DoubleType.INSTANCE).args(DoubleType.INSTANCE)
);
/**
* constructor with 1 argument.
*/
public Tanh(Expression arg) {
super("tanh", arg);
}
/**
* withChildren.
*/
@Override
public Tanh withChildren(List<Expression> children) {
Preconditions.checkArgument(children.size() == 1);
return new Tanh(children.get(0));
}
@Override
public List<FunctionSignature> getSignatures() {
return SIGNATURES;
}
@Override
public <R, C> R accept(ExpressionVisitor<R, C> visitor, C context) {
return visitor.visitTanh(this, context);
}
}

5
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/visitor/ScalarFunctionVisitor.java
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@ -376,6 +376,7 @@ import org.apache.doris.nereids.trees.expressions.functions.scalar.SubReplace;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Substring;
import org.apache.doris.nereids.trees.expressions.functions.scalar.SubstringIndex;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Tan;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Tanh;
import org.apache.doris.nereids.trees.expressions.functions.scalar.TimeDiff;
import org.apache.doris.nereids.trees.expressions.functions.scalar.Timestamp;
import org.apache.doris.nereids.trees.expressions.functions.scalar.ToBase64;
@ -1851,6 +1852,10 @@ public interface ScalarFunctionVisitor<R, C> {
return visitScalarFunction(tan, context);
}
default R visitTanh(Tanh tanh, C context) {
return visitScalarFunction(tanh, context);
}
default R visitTimeDiff(TimeDiff timeDiff, C context) {
return visitScalarFunction(timeDiff, context);
}