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Posted to commits@doris.apache.org by mo...@apache.org on 2023/01/20 03:31:23 UTC

[doris] branch master updated: [feature](Nereids) add scalar function width_bucket (#16106)

This is an automated email from the ASF dual-hosted git repository.

morrysnow pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/doris.git


The following commit(s) were added to refs/heads/master by this push:
     new 2ed4eac6f8 [feature](Nereids) add scalar function width_bucket (#16106)
2ed4eac6f8 is described below

commit 2ed4eac6f809ea98b82bfce6f88b7e5fc2d538ff
Author: morrySnow <10...@users.noreply.github.com>
AuthorDate: Fri Jan 20 11:31:17 2023 +0800

    [feature](Nereids) add scalar function width_bucket (#16106)
---
 .../doris/catalog/BuiltinScalarFunctions.java      |  2 +
 .../expressions/functions/scalar/WidthBucket.java  | 96 ++++++++++++++++++++++
 .../expressions/visitor/ScalarFunctionVisitor.java |  5 ++
 3 files changed, 103 insertions(+)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java b/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
index 45104ab836..caf6fa48d0 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
@@ -319,6 +319,7 @@ import org.apache.doris.nereids.trees.expressions.functions.scalar.Weekday;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.WeeksAdd;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.WeeksDiff;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.WeeksSub;
+import org.apache.doris.nereids.trees.expressions.functions.scalar.WidthBucket;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.Year;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.YearCeil;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.YearFloor;
@@ -641,6 +642,7 @@ public class BuiltinScalarFunctions implements FunctionHelper {
             scalar(WeeksAdd.class, "weeks_add"),
             scalar(WeeksDiff.class, "weeks_diff"),
             scalar(WeeksSub.class, "weeks_sub"),
+            scalar(WidthBucket.class, "width_bucket"),
             scalar(Year.class, "year"),
             scalar(YearCeil.class, "year_ceil"),
             scalar(YearFloor.class, "year_floor"),
diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/WidthBucket.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/WidthBucket.java
new file mode 100644
index 0000000000..32a2860286
--- /dev/null
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/WidthBucket.java
@@ -0,0 +1,96 @@
+// 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.visitor.ExpressionVisitor;
+import org.apache.doris.nereids.types.BigIntType;
+import org.apache.doris.nereids.types.DateTimeType;
+import org.apache.doris.nereids.types.DateTimeV2Type;
+import org.apache.doris.nereids.types.DateType;
+import org.apache.doris.nereids.types.DateV2Type;
+import org.apache.doris.nereids.types.DecimalV2Type;
+import org.apache.doris.nereids.types.DoubleType;
+import org.apache.doris.nereids.types.FloatType;
+import org.apache.doris.nereids.types.IntegerType;
+import org.apache.doris.nereids.types.SmallIntType;
+import org.apache.doris.nereids.types.TinyIntType;
+
+import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableList;
+
+import java.util.List;
+
+/**
+ * WidthBucket.
+ */
+public class WidthBucket extends ScalarFunction implements ExplicitlyCastableSignature, PropagateNullable {
+    public static final List<FunctionSignature> SIGNATURES = ImmutableList.of(
+            FunctionSignature.ret(BigIntType.INSTANCE).args(TinyIntType.INSTANCE,
+                    TinyIntType.INSTANCE, TinyIntType.INSTANCE, TinyIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(SmallIntType.INSTANCE,
+                    SmallIntType.INSTANCE, SmallIntType.INSTANCE, SmallIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(IntegerType.INSTANCE,
+                    IntegerType.INSTANCE, IntegerType.INSTANCE, IntegerType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(BigIntType.INSTANCE,
+                    BigIntType.INSTANCE, BigIntType.INSTANCE, BigIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(FloatType.INSTANCE,
+                    FloatType.INSTANCE, FloatType.INSTANCE, TinyIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(DoubleType.INSTANCE,
+                    DoubleType.INSTANCE, DoubleType.INSTANCE, TinyIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(DecimalV2Type.SYSTEM_DEFAULT,
+                    DecimalV2Type.SYSTEM_DEFAULT, DecimalV2Type.SYSTEM_DEFAULT, TinyIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(DateType.INSTANCE,
+                    DateType.INSTANCE, DateType.INSTANCE, TinyIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(DateV2Type.INSTANCE,
+                    DateV2Type.INSTANCE, DateV2Type.INSTANCE, TinyIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(DateTimeType.INSTANCE,
+                    DateTimeType.INSTANCE, DateTimeType.INSTANCE, TinyIntType.INSTANCE),
+            FunctionSignature.ret(BigIntType.INSTANCE).args(DateTimeV2Type.SYSTEM_DEFAULT,
+                    DateTimeV2Type.SYSTEM_DEFAULT, DateTimeV2Type.SYSTEM_DEFAULT, TinyIntType.INSTANCE)
+            );
+
+    /**
+     * constructor with 4 argument.
+     */
+    public WidthBucket(Expression arg0, Expression arg1, Expression arg2, Expression arg3) {
+        super("width_bucket", arg0, arg1, arg2, arg3);
+    }
+
+    /**
+     * withChildren.
+     */
+    @Override
+    public WidthBucket withChildren(List<Expression> children) {
+        Preconditions.checkArgument(children.size() == 4);
+        return new WidthBucket(children.get(0), children.get(1), children.get(2), children.get(3));
+    }
+
+    @Override
+    public List<FunctionSignature> getSignatures() {
+        return SIGNATURES;
+    }
+
+    @Override
+    public <R, C> R accept(ExpressionVisitor<R, C> visitor, C context) {
+        return visitor.visitWidthBucket(this, context);
+    }
+}
diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/visitor/ScalarFunctionVisitor.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/visitor/ScalarFunctionVisitor.java
index 8c5be76f3d..cd2841dc87 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/visitor/ScalarFunctionVisitor.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/visitor/ScalarFunctionVisitor.java
@@ -318,6 +318,7 @@ import org.apache.doris.nereids.trees.expressions.functions.scalar.Weekday;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.WeeksAdd;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.WeeksDiff;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.WeeksSub;
+import org.apache.doris.nereids.trees.expressions.functions.scalar.WidthBucket;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.Year;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.YearCeil;
 import org.apache.doris.nereids.trees.expressions.functions.scalar.YearFloor;
@@ -1539,6 +1540,10 @@ public interface ScalarFunctionVisitor<R, C> {
         return visitScalarFunction(weeksSub, context);
     }
 
+    default R visitWidthBucket(WidthBucket widthBucket, C context) {
+        return visitScalarFunction(widthBucket, context);
+    }
+
     default R visitYear(Year year, C context) {
         return visitScalarFunction(year, context);
     }


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