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[SPARK-38899][SQL] DS V2 supports push down datetime functions
### What changes were proposed in this pull request? Currently, Spark have some datetime functions. Please refer https://github.com/apache/spark/blob/2f8613f22c0750c00cf1dcfb2f31c431d8dc1be7/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/FunctionRegistry.scala#L577 These functions show below: `DATE_ADD,` `DATEDIFF`, `TRUNC`, `EXTRACT`, `SECOND`, `MINUTE`, `HOUR`, `MONTH`, `QUARTER`, `YEAR`, `DAYOFWEEK`, `DAYOFMONTH`, `DAYOFYEAR` The mainstream databases support these functions show below. Function|PostgreSQL|ClickHouse|H2|MySQL|Oracle|Presto|Teradata|Snowflake|DB2|Vertica|Exasol|Impala|Mariadb|Druid|Singlestore|ElasticSearch -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- `DateAdd`|No|Yes|Yes|Yes|Yes|Yes|No|Yes|No|No|No|Yes|Yes|No|Yes|Yes `DateDiff`|No|Yes|Yes|Yes|Yes|Yes|No|Yes|No|Yes|No|Yes|Yes|No|Yes|Yes `DateTrunc`|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes| Yes|Yes|Yes|Yes|No|Yes|Yes|Yes `Hour`|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes `Minute`|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes `Month`|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes `Quarter`|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes `Second`|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes `Year`|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes|Yes `DayOfMonth`|Yes|Yes|Yes|Yes|Yes|Yes|No|Yes|Yes|Yes|No|Yes|Yes|Yes|No|Yes `DayOfWeek`|Yes|Yes|Yes|Yes|Yes|Yes|No|Yes|Yes|Yes|No|Yes|Yes|Yes|Yes|Yes `DayOfYear`|Yes|Yes|Yes|Yes|Yes|Yes|No|Yes|Yes|Yes|No|Yes|Yes|Yes|Yes|Yes `WEEK_OF_YEAR`|Yes|No|Yes|Yes|Yes|Yes|No|Yes|Yes|Yes|No|Yes|Yes|Yes|Yes|Yes `YEAR_OF_WEEK`|No|No|Yes|Yes|Yes|Yes|No|Yes|No|No|No|No|Yes|No|No|No DS V2 should supports push down these datetime functions. ### Why are the changes needed? DS V2 supports push down datetime functions. ### Does this PR introduce _any_ user-facing change? 'No'. New feature. ### How was this patch tested? New tests. Closes #36663 from chenzhx/datetime. Authored-by: chenzhx <chen@apache.org> Signed-off-by: Wenchen Fan <wenchen@databricks.com>
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sql/catalyst/src/main/java/org/apache/spark/sql/connector/expressions/Extract.java
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/* | ||
* 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.spark.sql.connector.expressions; | ||
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import org.apache.spark.annotation.Evolving; | ||
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import java.io.Serializable; | ||
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/** | ||
* Represent an extract function, which extracts and returns the value of a | ||
* specified datetime field from a datetime or interval value expression. | ||
* <p> | ||
* The currently supported fields names following the ISO standard: | ||
* <ol> | ||
* <li> <code>SECOND</code> Since 3.4.0 </li> | ||
* <li> <code>MINUTE</code> Since 3.4.0 </li> | ||
* <li> <code>HOUR</code> Since 3.4.0 </li> | ||
* <li> <code>MONTH</code> Since 3.4.0 </li> | ||
* <li> <code>QUARTER</code> Since 3.4.0 </li> | ||
* <li> <code>YEAR</code> Since 3.4.0 </li> | ||
* <li> <code>DAY_OF_WEEK</code> Since 3.4.0 </li> | ||
* <li> <code>DAY</code> Since 3.4.0 </li> | ||
* <li> <code>DAY_OF_YEAR</code> Since 3.4.0 </li> | ||
* <li> <code>WEEK</code> Since 3.4.0 </li> | ||
* <li> <code>YEAR_OF_WEEK</code> Since 3.4.0 </li> | ||
* </ol> | ||
* | ||
* @since 3.4.0 | ||
*/ | ||
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@Evolving | ||
public class Extract implements Expression, Serializable { | ||
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private String field; | ||
private Expression source; | ||
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public Extract(String field, Expression source) { | ||
this.field = field; | ||
this.source = source; | ||
} | ||
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public String field() { return field; } | ||
public Expression source() { return source; } | ||
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@Override | ||
public Expression[] children() { return new Expression[]{ source() }; } | ||
} |
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