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Posted to commits@flink.apache.org by lz...@apache.org on 2022/07/26 11:53:23 UTC
[flink-table-store] branch master updated: [FLINK-28686] Spark table with column comment cannot be read/write by Flink
This is an automated email from the ASF dual-hosted git repository.
lzljs3620320 pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/flink-table-store.git
The following commit(s) were added to refs/heads/master by this push:
new 0dcf21dc [FLINK-28686] Spark table with column comment cannot be read/write by Flink
0dcf21dc is described below
commit 0dcf21dc1b6c17057083c144f5bda9ec7dbf0324
Author: Jane Chan <55...@users.noreply.github.com>
AuthorDate: Tue Jul 26 19:53:18 2022 +0800
[FLINK-28686] Spark table with column comment cannot be read/write by Flink
This closes #242
---
.../store/connector/AbstractTableStoreFactory.java | 22 +++++++-
.../connector/AbstractTableStoreFactoryTest.java | 60 ++++++++++++++++++++++
2 files changed, 80 insertions(+), 2 deletions(-)
diff --git a/flink-table-store-connector/src/main/java/org/apache/flink/table/store/connector/AbstractTableStoreFactory.java b/flink-table-store-connector/src/main/java/org/apache/flink/table/store/connector/AbstractTableStoreFactory.java
index 34c71100..566686e4 100644
--- a/flink-table-store-connector/src/main/java/org/apache/flink/table/store/connector/AbstractTableStoreFactory.java
+++ b/flink-table-store-connector/src/main/java/org/apache/flink/table/store/connector/AbstractTableStoreFactory.java
@@ -18,6 +18,7 @@
package org.apache.flink.table.store.connector;
+import org.apache.flink.annotation.VisibleForTesting;
import org.apache.flink.api.common.RuntimeExecutionMode;
import org.apache.flink.configuration.ConfigOption;
import org.apache.flink.configuration.Configuration;
@@ -145,9 +146,9 @@ public abstract class AbstractTableStoreFactory
List<String> partitionKeys = updateSchema.partitionKeys();
List<String> primaryKeys = updateSchema.primaryKeys();
- // compare fields to ignore isNullable for row type
+ // compare fields to ignore the outside nullability and nested fields' comments
Preconditions.checkArgument(
- tableSchema.logicalRowType().getFields().equals(rowType.getFields()),
+ schemaEquals(tableSchema.logicalRowType(), rowType),
"Flink schema and store schema are not the same, "
+ "store schema is %s, Flink schema is %s",
tableSchema.logicalRowType(),
@@ -169,4 +170,21 @@ public abstract class AbstractTableStoreFactory
return table;
}
+
+ @VisibleForTesting
+ static boolean schemaEquals(RowType rowType1, RowType rowType2) {
+ List<RowType.RowField> fieldList1 = rowType1.getFields();
+ List<RowType.RowField> fieldList2 = rowType2.getFields();
+ if (fieldList1.size() != fieldList2.size()) {
+ return false;
+ }
+ for (int i = 0; i < fieldList1.size(); i++) {
+ RowType.RowField f1 = fieldList1.get(i);
+ RowType.RowField f2 = fieldList2.get(i);
+ if (!f1.getName().equals(f2.getName()) || !f1.getType().equals(f2.getType())) {
+ return false;
+ }
+ }
+ return true;
+ }
}
diff --git a/flink-table-store-connector/src/test/java/org/apache/flink/table/store/connector/AbstractTableStoreFactoryTest.java b/flink-table-store-connector/src/test/java/org/apache/flink/table/store/connector/AbstractTableStoreFactoryTest.java
new file mode 100644
index 00000000..4f08ac89
--- /dev/null
+++ b/flink-table-store-connector/src/test/java/org/apache/flink/table/store/connector/AbstractTableStoreFactoryTest.java
@@ -0,0 +1,60 @@
+/*
+ * 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.flink.table.store.connector;
+
+import org.apache.flink.table.types.logical.IntType;
+import org.apache.flink.table.types.logical.LogicalType;
+import org.apache.flink.table.types.logical.RowType;
+import org.apache.flink.table.types.logical.VarCharType;
+
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/** Test for {@link AbstractTableStoreFactory}. */
+public class AbstractTableStoreFactoryTest {
+
+ @Test
+ public void testSchemaEquals() {
+ innerTest(RowType.of(false), RowType.of(true), true);
+ innerTest(RowType.of(false), RowType.of(false, new VarCharType()), false);
+ innerTest(
+ RowType.of(new LogicalType[] {new VarCharType()}, new String[] {"foo"}),
+ RowType.of(new VarCharType()),
+ false);
+ innerTest(
+ new RowType(
+ true,
+ Arrays.asList(
+ new RowType.RowField("foo", new VarCharType(), "comment about foo"),
+ new RowType.RowField("bar", new IntType()))),
+ new RowType(
+ false,
+ Arrays.asList(
+ new RowType.RowField("foo", new VarCharType()),
+ new RowType.RowField("bar", new IntType(), "comment about bar"))),
+ true);
+ }
+
+ private void innerTest(RowType r1, RowType r2, boolean expectEquals) {
+ assertThat(AbstractTableStoreFactory.schemaEquals(r1, r2)).isEqualTo(expectEquals);
+ }
+}