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feat: add support for table snapshot (#1320)
* feat: add table snapshot support Allows users to generate a persistent copy of an existing table as it were at a given point in time within the same project. * feat: add support for table snapshot * add comment on operationType * lint update and remove extraneous update table snapshot IT * add cleanup for restoredTable * update base on comments * update based on comments
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google-cloud-bigquery/src/main/java/com/google/cloud/bigquery/SnapshotTableDefinition.java
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Copyright 2021 Google LLC | ||
| * | ||
| * Licensed 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 com.google.cloud.bigquery; | ||
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| import com.google.api.client.util.DateTime; | ||
| import com.google.api.core.BetaApi; | ||
| import com.google.api.services.bigquery.model.Table; | ||
| import com.google.auto.value.AutoValue; | ||
| import com.google.common.annotations.VisibleForTesting; | ||
| import javax.annotation.Nullable; | ||
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| @AutoValue | ||
| @BetaApi | ||
| public abstract class SnapshotTableDefinition extends TableDefinition { | ||
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| private static final long serialVersionUID = 2113445776046717526L; | ||
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| @AutoValue.Builder | ||
| public abstract static class Builder | ||
| extends TableDefinition.Builder<SnapshotTableDefinition, Builder> { | ||
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| /** Reference describing the ID of the table that was snapshot. * */ | ||
| public abstract Builder setBaseTableId(TableId baseTableId); | ||
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| /** | ||
| * The time at which the base table was snapshot. This value is reported in the JSON response | ||
| * using RFC3339 format. * | ||
| */ | ||
| public abstract Builder setSnapshotTime(String dateTime); | ||
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| public abstract Builder setTimePartitioning(TimePartitioning timePartitioning); | ||
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| public abstract Builder setRangePartitioning(RangePartitioning rangePartitioning); | ||
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| public abstract Builder setClustering(Clustering clustering); | ||
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| /** Creates a {@code SnapshotTableDefinition} object. */ | ||
| public abstract SnapshotTableDefinition build(); | ||
| } | ||
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| @Nullable | ||
| public abstract TableId getBaseTableId(); | ||
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| @Nullable | ||
| public abstract String getSnapshotTime(); | ||
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| @Nullable | ||
| public abstract TimePartitioning getTimePartitioning(); | ||
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| @Nullable | ||
| public abstract RangePartitioning getRangePartitioning(); | ||
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| @Nullable | ||
| public abstract Clustering getClustering(); | ||
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| /** Returns a builder for a snapshot table definition. */ | ||
| public static SnapshotTableDefinition.Builder newBuilder() { | ||
| return new AutoValue_SnapshotTableDefinition.Builder().setType(Type.SNAPSHOT); | ||
| } | ||
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| @VisibleForTesting | ||
| public abstract SnapshotTableDefinition.Builder toBuilder(); | ||
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| @Override | ||
| Table toPb() { | ||
| Table tablePb = super.toPb(); | ||
| com.google.api.services.bigquery.model.SnapshotDefinition snapshotDefinition = | ||
| new com.google.api.services.bigquery.model.SnapshotDefinition(); | ||
| snapshotDefinition.setBaseTableReference(getBaseTableId().toPb()); | ||
| snapshotDefinition.setSnapshotTime(DateTime.parseRfc3339(getSnapshotTime())); | ||
| tablePb.setSnapshotDefinition(snapshotDefinition); | ||
| if (getTimePartitioning() != null) { | ||
| tablePb.setTimePartitioning(getTimePartitioning().toPb()); | ||
| } | ||
| if (getRangePartitioning() != null) { | ||
| tablePb.setRangePartitioning(getRangePartitioning().toPb()); | ||
| } | ||
| if (getClustering() != null) { | ||
| tablePb.setClustering(getClustering().toPb()); | ||
| } | ||
| return tablePb; | ||
| } | ||
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| static SnapshotTableDefinition fromPb(Table tablePb) { | ||
| Builder builder = newBuilder().table(tablePb); | ||
| com.google.api.services.bigquery.model.SnapshotDefinition snapshotDefinition = | ||
| tablePb.getSnapshotDefinition(); | ||
| if (snapshotDefinition != null) { | ||
| if (snapshotDefinition.getBaseTableReference() != null) { | ||
| builder.setBaseTableId(TableId.fromPb(snapshotDefinition.getBaseTableReference())); | ||
| } | ||
| if (snapshotDefinition.getSnapshotTime() != null) { | ||
| builder.setSnapshotTime(snapshotDefinition.getSnapshotTime().toStringRfc3339()); | ||
| } | ||
| } | ||
| return builder.build(); | ||
| } | ||
| } |
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72 changes: 72 additions & 0 deletions
72
...e-cloud-bigquery/src/test/java/com/google/cloud/bigquery/SnapshotTableDefinitionTest.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,72 @@ | ||
| /* | ||
| * Copyright 2021 Google LLC | ||
| * | ||
| * Licensed 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 com.google.cloud.bigquery; | ||
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| import static org.junit.Assert.assertEquals; | ||
| import static org.junit.Assert.assertTrue; | ||
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| import org.junit.Test; | ||
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| public class SnapshotTableDefinitionTest { | ||
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| private static final TableId BASE_TABLE_ID = TableId.of("DATASET_NAME", "BASE_TABLE_NAME"); | ||
| private static final String SNAPSHOT_TIME = "2021-05-19T11:32:26.553Z"; | ||
| private static final SnapshotTableDefinition SNAPSHOTTABLE_DEFINITION = | ||
| SnapshotTableDefinition.newBuilder() | ||
| .setBaseTableId(BASE_TABLE_ID) | ||
| .setSnapshotTime(SNAPSHOT_TIME) | ||
| .build(); | ||
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| @Test | ||
| public void testToBuilder() { | ||
| compareSnapshotTableDefinition( | ||
| SNAPSHOTTABLE_DEFINITION, SNAPSHOTTABLE_DEFINITION.toBuilder().build()); | ||
| SnapshotTableDefinition snapshotTableDefinition = | ||
| SNAPSHOTTABLE_DEFINITION.toBuilder().setSnapshotTime("2021-05-20T11:32:26.553Z").build(); | ||
| assertEquals("2021-05-20T11:32:26.553Z", snapshotTableDefinition.getSnapshotTime()); | ||
| } | ||
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| @Test | ||
| public void testBuilder() { | ||
| assertEquals(TableDefinition.Type.SNAPSHOT, SNAPSHOTTABLE_DEFINITION.getType()); | ||
| assertEquals(BASE_TABLE_ID, SNAPSHOTTABLE_DEFINITION.getBaseTableId()); | ||
| assertEquals(SNAPSHOT_TIME, SNAPSHOTTABLE_DEFINITION.getSnapshotTime()); | ||
| SnapshotTableDefinition snapshotTableDefinition = | ||
| SnapshotTableDefinition.newBuilder() | ||
| .setBaseTableId(BASE_TABLE_ID) | ||
| .setSnapshotTime(SNAPSHOT_TIME) | ||
| .build(); | ||
| assertEquals(SNAPSHOTTABLE_DEFINITION, snapshotTableDefinition); | ||
| } | ||
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| @Test | ||
| public void testToAndFromPb() { | ||
| SnapshotTableDefinition snapshotTableDefinition = SNAPSHOTTABLE_DEFINITION.toBuilder().build(); | ||
| assertTrue( | ||
| TableDefinition.fromPb(snapshotTableDefinition.toPb()) instanceof SnapshotTableDefinition); | ||
| compareSnapshotTableDefinition( | ||
| snapshotTableDefinition, | ||
| TableDefinition.<SnapshotTableDefinition>fromPb(snapshotTableDefinition.toPb())); | ||
| } | ||
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| private void compareSnapshotTableDefinition( | ||
| SnapshotTableDefinition expected, SnapshotTableDefinition value) { | ||
| assertEquals(expected, value); | ||
| assertEquals(expected.getBaseTableId(), value.getBaseTableId()); | ||
| assertEquals(expected.getSnapshotTime(), value.getSnapshotTime()); | ||
| } | ||
| } |
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