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Posted to reviews@spark.apache.org by "SavicStefan (via GitHub)" <gi...@apache.org> on 2025/12/22 12:01:14 UTC
[PR] Add SupportsUpdateV2 and UpdateTableExec [spark]
SavicStefan opened a new pull request, #53560:
URL: https://github.com/apache/spark/pull/53560
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### What changes were proposed in this pull request?
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Add a new SupportsUpdateV2 interface and UpdateTableExec so DataSource V2 tables can handle UPDATE TABLE.
### Why are the changes needed?
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1. If you propose a new API, clarify the use case for a new API.
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To let V2 data sources support UPDATE.
### Does this PR introduce _any_ user-facing change?
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Yes, adds SupportsUpdateV2.
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No.
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Re: [PR] [SPARK-54823] Add SupportsUpdateV2 and UpdateTableExec [spark]
Posted by "urosstan-db (via GitHub)" <gi...@apache.org>.
urosstan-db commented on code in PR #53560:
URL: https://github.com/apache/spark/pull/53560#discussion_r2643146264
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Strategy.scala:
##########
@@ -360,6 +360,53 @@ class DataSourceV2Strategy(session: SparkSession) extends Strategy with Predicat
throw SparkException.internalError("Unexpected table relation: " + other)
}
+ case UpdateTable(relation, assignments, conditionOpt) =>
+ relation match {
+ case DataSourceV2ScanRelation(r, _, output, _, _) =>
+ val table = r.table
+ val condition = conditionOpt.getOrElse(TrueLiteral)
+ if (SubqueryExpression.hasSubquery(condition)) {
+ throw QueryCompilationErrors.unsupportedUpdateByConditionWithSubqueryError(condition)
+ }
+ // Convert condition to predicates
+ val predicates = if (condition == TrueLiteral) {
+ Array.empty[Predicate]
+ } else {
+ DataSourceStrategy.normalizeExprs(Seq(condition), output)
+ .flatMap(splitConjunctivePredicates(_).map {
Review Comment:
nit:
```suggestion
.flatMap(splitConjunctivePredicates(_)
.map {
```
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Re: [PR] [SPARK-54823] Add SupportsUpdateV2 and UpdateTableExec [spark]
Posted by "github-actions[bot] (via GitHub)" <gi...@apache.org>.
github-actions[bot] commented on PR #53560:
URL: https://github.com/apache/spark/pull/53560#issuecomment-4181191043
We're closing this PR because it hasn't been updated in a while. This isn't a judgement on the merit of the PR in any way. It's just a way of keeping the PR queue manageable.
If you'd like to revive this PR, please reopen it and ask a committer to remove the Stale tag!
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Re: [PR] Add SupportsUpdateV2 and UpdateTableExec [spark]
Posted by "urosstan-db (via GitHub)" <gi...@apache.org>.
urosstan-db commented on code in PR #53560:
URL: https://github.com/apache/spark/pull/53560#discussion_r2640087728
##########
sql/catalyst/src/main/java/org/apache/spark/sql/connector/catalog/SupportsUpdateV2.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.spark.sql.connector.catalog;
+
+import org.apache.spark.annotation.Evolving;
+import org.apache.spark.sql.connector.expressions.filter.Predicate;
+
+/**
+ * A mix-in interface for {@link Table} update support. Data sources can implement this
+ * interface to provide the ability to update data in tables that matches filter expressions.
+ * <p>
+ * This interface enables push-down of UPDATE operations to the data source, similar to how
+ * {@link SupportsDeleteV2} enables push-down of DELETE operations.
+ *
+ * @since 3.4.0
Review Comment:
```suggestion
* @since 4.1.0
```
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Re: [PR] Add SupportsUpdateV2 and UpdateTableExec [spark]
Posted by "urosstan-db (via GitHub)" <gi...@apache.org>.
urosstan-db commented on code in PR #53560:
URL: https://github.com/apache/spark/pull/53560#discussion_r2640090386
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/UpdateTableExec.scala:
##########
@@ -0,0 +1,38 @@
+/*
+ * 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.spark.sql.execution.datasources.v2
+
+import org.apache.spark.sql.catalyst.InternalRow
+import org.apache.spark.sql.catalyst.expressions.Attribute
+import org.apache.spark.sql.connector.catalog.SupportsUpdateV2
+import org.apache.spark.sql.connector.expressions.filter.Predicate
+
+case class UpdateTableExec(
Review Comment:
We need part where we instantitate this class (strategy code)
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Re: [PR] [SPARK-54823] Add SupportsUpdateV2 and UpdateTableExec [spark]
Posted by "urosstan-db (via GitHub)" <gi...@apache.org>.
urosstan-db commented on code in PR #53560:
URL: https://github.com/apache/spark/pull/53560#discussion_r2643131526
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Strategy.scala:
##########
@@ -360,6 +360,53 @@ class DataSourceV2Strategy(session: SparkSession) extends Strategy with Predicat
throw SparkException.internalError("Unexpected table relation: " + other)
}
+ case UpdateTable(relation, assignments, conditionOpt) =>
+ relation match {
+ case DataSourceV2ScanRelation(r, _, output, _, _) =>
+ val table = r.table
+ val condition = conditionOpt.getOrElse(TrueLiteral)
+ if (SubqueryExpression.hasSubquery(condition)) {
+ throw QueryCompilationErrors.unsupportedUpdateByConditionWithSubqueryError(condition)
+ }
+ // Convert condition to predicates
+ val predicates = if (condition == TrueLiteral) {
+ Array.empty[Predicate]
+ } else {
+ DataSourceStrategy.normalizeExprs(Seq(condition), output)
+ .flatMap(splitConjunctivePredicates(_).map {
+ f => DataSourceV2Strategy.translateFilterV2(f).getOrElse(
+ throw QueryCompilationErrors.cannotTranslateExpressionToSourceFilterError(f))
+ }).toArray
+ }
+
+ // Convert assignments to SupportsUpdateV2.Assignment
+ val updateAssignments = assignments.map { assignment =>
+ val colName = assignment.key match {
+ case attr: Attribute => attr.name
+ case other => other.sql
Review Comment:
What can be here except an attribute?
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Re: [PR] [SPARK-54823] Add SupportsUpdateV2 and UpdateTableExec [spark]
Posted by "github-actions[bot] (via GitHub)" <gi...@apache.org>.
github-actions[bot] closed pull request #53560: [SPARK-54823] Add SupportsUpdateV2 and UpdateTableExec
URL: https://github.com/apache/spark/pull/53560
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