diff --git a/samples/snippets/src/main/java/com/example/bigquery/TableInsertRowsWithoutRowIds.java b/samples/snippets/src/main/java/com/example/bigquery/TableInsertRowsWithoutRowIds.java new file mode 100644 index 000000000..674b10f0b --- /dev/null +++ b/samples/snippets/src/main/java/com/example/bigquery/TableInsertRowsWithoutRowIds.java @@ -0,0 +1,79 @@ +/* + * Copyright 2020 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. + */ + +package com.example.bigquery; + +// [START bigquery_table_insert_rows_explicit_none_insert_ids] +import com.google.cloud.bigquery.BigQuery; +import com.google.cloud.bigquery.BigQueryError; +import com.google.cloud.bigquery.BigQueryException; +import com.google.cloud.bigquery.BigQueryOptions; +import com.google.cloud.bigquery.InsertAllRequest; +import com.google.cloud.bigquery.InsertAllResponse; +import com.google.cloud.bigquery.TableId; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +// Sample to insert rows without row ids in a table +public class TableInsertRowsWithoutRowIds { + + public static void runTableInsertRowsWithoutRowIds() { + // TODO(developer): Replace these variables before running the sample. + String datasetName = "MY_DATASET_NAME"; + String tableName = "MY_TABLE_NAME"; + // Create rows to insert + Map rowContent1 = new HashMap<>(); + rowContent1.put("stringField", "Phred Phlyntstone"); + rowContent1.put("numericField", 32); + Map rowContent2 = new HashMap<>(); + rowContent2.put("stringField", "Wylma Phlyntstone"); + rowContent2.put("numericField", 29); + List rowContent = new ArrayList<>(); + // insertId is null if not specified + rowContent.add(InsertAllRequest.RowToInsert.of(rowContent1)); + rowContent.add(InsertAllRequest.RowToInsert.of(rowContent2)); + tableInsertRowsWithoutRowIds(datasetName, tableName, rowContent); + } + + public static void tableInsertRowsWithoutRowIds( + String datasetName, String tableName, Iterable rows) { + try { + // Initialize client that will be used to send requests. This client only needs to be created + // once, and can be reused for multiple requests. + BigQuery bigquery = BigQueryOptions.getDefaultInstance().getService(); + + // Get table + TableId tableId = TableId.of(datasetName, tableName); + + // Inserts rowContent into datasetName:tableId. + InsertAllResponse response = + bigquery.insertAll(InsertAllRequest.newBuilder(tableId).setRows(rows).build()); + + if (response.hasErrors()) { + // If any of the insertions failed, this lets you inspect the errors + for (Map.Entry> entry : response.getInsertErrors().entrySet()) { + System.out.println("Response error: \n" + entry.getValue()); + } + } + System.out.println("Rows successfully inserted into table without row ids"); + } catch (BigQueryException e) { + System.out.println("Insert operation not performed \n" + e.toString()); + } + } +} +// [END bigquery_table_insert_rows_explicit_none_insert_ids] diff --git a/samples/snippets/src/test/java/com/example/bigquery/TableInsertRowsWithoutRowIdsIT.java b/samples/snippets/src/test/java/com/example/bigquery/TableInsertRowsWithoutRowIdsIT.java new file mode 100644 index 000000000..8441fc738 --- /dev/null +++ b/samples/snippets/src/test/java/com/example/bigquery/TableInsertRowsWithoutRowIdsIT.java @@ -0,0 +1,100 @@ +/* + * Copyright 2020 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. + */ + +package com.example.bigquery; + +import static com.google.common.truth.Truth.assertThat; +import static junit.framework.TestCase.assertNotNull; + +import com.google.cloud.bigquery.Field; +import com.google.cloud.bigquery.InsertAllRequest; +import com.google.cloud.bigquery.LegacySQLTypeName; +import com.google.cloud.bigquery.Schema; +import java.io.ByteArrayOutputStream; +import java.io.PrintStream; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.UUID; +import org.junit.After; +import org.junit.Before; +import org.junit.BeforeClass; +import org.junit.Test; + +public class TableInsertRowsWithoutRowIdsIT { + + private String tableName; + private ByteArrayOutputStream bout; + private PrintStream out; + + private static final String BIGQUERY_DATASET_NAME = System.getenv("BIGQUERY_DATASET_NAME"); + + private static void requireEnvVar(String varName) { + assertNotNull( + "Environment variable " + varName + " is required to perform these tests.", + System.getenv(varName)); + } + + @BeforeClass + public static void checkRequirements() { + requireEnvVar("BIGQUERY_DATASET_NAME"); + } + + @Before + public void setUp() { + bout = new ByteArrayOutputStream(); + out = new PrintStream(bout); + System.setOut(out); + + tableName = "INSERT_ROW_WITHOUT_ROW_ID_TEST" + UUID.randomUUID().toString().substring(0, 8); + Schema schema = + Schema.of( + Field.of("stringField", LegacySQLTypeName.STRING), + Field.of("numericField", LegacySQLTypeName.NUMERIC)); + + // Create table in dataset for testing + CreateTable.createTable(BIGQUERY_DATASET_NAME, tableName, schema); + + bout = new ByteArrayOutputStream(); + out = new PrintStream(bout); + System.setOut(out); + } + + @After + public void tearDown() { + // Clean up + DeleteTable.deleteTable(BIGQUERY_DATASET_NAME, tableName); + System.setOut(null); + } + + @Test + public void testTableInsertRowsWithoutRowIds() { + // Create rows to insert + Map rowContent1 = new HashMap<>(); + rowContent1.put("stringField", "Phred Phlyntstone"); + rowContent1.put("numericField", 32); + Map rowContent2 = new HashMap<>(); + rowContent2.put("stringField", "Wylma Phlyntstone"); + rowContent2.put("numericField", 29); + List rowContent = new ArrayList<>(); + rowContent.add(InsertAllRequest.RowToInsert.of(rowContent1)); + rowContent.add(InsertAllRequest.RowToInsert.of(rowContent2)); + TableInsertRowsWithoutRowIds.tableInsertRowsWithoutRowIds( + BIGQUERY_DATASET_NAME, tableName, rowContent); + assertThat(bout.toString()).contains("Rows successfully inserted into table without row ids"); + } +}