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[FLINK-37203] Alter table comment or column comment #3893
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26edf1d
[FLINK-37203] Alter table comment or column comment
ChaomingZhangCN 1572ddb
Fix AlterColumnTypeEvent#toString
ChaomingZhangCN b92b64f
parse ddl and add tests
ChaomingZhangCN 15ce2dc
checkstyle
ChaomingZhangCN 9b92048
fix IcebergMetadataApplier
ChaomingZhangCN a5ae56f
Merge branch 'master' into FLINK-37203
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89 changes: 89 additions & 0 deletions
89
flink-cdc-common/src/main/java/org/apache/flink/cdc/common/event/AlterTableCommentEvent.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| /* | ||
| * 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.flink.cdc.common.event; | ||
|
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| import org.apache.flink.cdc.common.annotation.PublicEvolving; | ||
| import org.apache.flink.cdc.common.utils.Preconditions; | ||
|
|
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| import java.util.Objects; | ||
|
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| /** | ||
| * A {@link SchemaChangeEvent} that represents an {@code ALTER TABLE COMMENT} or {@code ALTER TABLE | ||
| * SET COMMENT} DDL. | ||
| */ | ||
| @PublicEvolving | ||
| public class AlterTableCommentEvent implements SchemaChangeEvent { | ||
|
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| private static final long serialVersionUID = 1L; | ||
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| private final TableId tableId; | ||
| private final String comment; | ||
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| public AlterTableCommentEvent(TableId tableId, String comment) { | ||
| Preconditions.checkArgument(comment != null, "comment should not be empty."); | ||
| this.tableId = tableId; | ||
| this.comment = comment; | ||
| } | ||
|
|
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| public String getComment() { | ||
| return comment; | ||
| } | ||
|
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| @Override | ||
| public SchemaChangeEventType getType() { | ||
| return SchemaChangeEventType.ALTER_TABLE_COMMENT; | ||
| } | ||
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| @Override | ||
| public SchemaChangeEvent copy(TableId newTableId) { | ||
| return new AlterTableCommentEvent(newTableId, comment); | ||
| } | ||
|
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| @Override | ||
| public TableId tableId() { | ||
| return tableId; | ||
| } | ||
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) { | ||
| return true; | ||
| } | ||
| if (!(o instanceof AlterTableCommentEvent)) { | ||
| return false; | ||
| } | ||
| AlterTableCommentEvent that = (AlterTableCommentEvent) o; | ||
| return Objects.equals(tableId, that.tableId) && Objects.equals(comment, that.comment); | ||
| } | ||
|
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(tableId, comment); | ||
| } | ||
|
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| @Override | ||
| public String toString() { | ||
| return "AlterTableCommentEvent{" | ||
| + "tableId=" | ||
| + tableId | ||
| + ", comment='" | ||
| + comment | ||
| + '\'' | ||
| + '}'; | ||
| } | ||
| } | ||
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28 changes: 28 additions & 0 deletions
28
...rc/main/java/org/apache/flink/cdc/common/event/visitor/AlterTableCommentEventVisitor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| /* | ||
| * 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.flink.cdc.common.event.visitor; | ||
|
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| import org.apache.flink.cdc.common.annotation.Internal; | ||
| import org.apache.flink.cdc.common.event.AlterTableCommentEvent; | ||
|
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| /** Visitor for {@link AlterTableCommentEvent}s. */ | ||
| @Internal | ||
| @FunctionalInterface | ||
| public interface AlterTableCommentEventVisitor<T, E extends Throwable> { | ||
| T visit(AlterTableCommentEvent event) throws E; | ||
| } |
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