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fix: make sure to fall back to old query path when query job is incomplete #941

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merged 5 commits into from Nov 13, 2020
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fix: make sure to fall back to old query path when query job is incomplete #941

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fix: make sure to fall back to old query path when query job is incom…
stephaniewang526 Nov 12, 2020
fd75e60
nit
stephaniewang526 Nov 12, 2020
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stephaniewang526 Nov 13, 2020
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stephaniewang526 Nov 13, 2020
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nit update
stephaniewang526 Nov 13, 2020
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2 changes: 1 addition & 1 deletion google-cloud-bigquery/src/main/java/com/google/cloud/bigquery/BigQueryImpl.java
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Expand Up @@ -1268,7 +1268,7 @@ public com.google.api.services.bigquery.model.QueryResponse call() {

long numRows;
Schema schema;
if (results.getSchema() == null && results.getJobComplete()) {
if ((results.getSchema() == null && results.getJobComplete()) || !results.getJobComplete()) {
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JobId jobId = JobId.fromPb(results.getJobReference());
Job job = getJob(jobId, options);
TableResult tableResult = job.getQueryResults();
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30 changes: 30 additions & 0 deletions google-cloud-bigquery/src/test/java/com/google/cloud/bigquery/it/ITBigQueryTest.java
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Expand Up @@ -1813,6 +1813,36 @@ public void testFastDDLQuery() throws InterruptedException {
}
}

@Test
public void testFastQuerySlowDDL() throws InterruptedException {
String tableName =
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"test_table_fast_query_ddl_slow_" + UUID.randomUUID().toString().substring(0, 8);
// This query take more than 10s to run and should fall back on the old query path
String slowDdlQuery =
String.format(
"CREATE OR REPLACE TABLE %s AS SELECT unique_key, agency, complaint_type, descriptor, street_name, city, landmark FROM `bigquery-public-data.new_york.311_service_requests`",
tableName);
QueryJobConfiguration ddlConfig =
QueryJobConfiguration.newBuilder(slowDdlQuery)
.setDefaultDataset(DatasetId.of(DATASET))
.build();
TableResult result = bigquery.query(ddlConfig);
assertEquals(0, result.getTotalRows());
assertNotNull(result.getSchema());
// Verify correctness of table content
String sqlQuery = String.format("SELECT * FROM %s.%s", DATASET, tableName);
QueryJobConfiguration sqlConfig = QueryJobConfiguration.newBuilder(sqlQuery).build();
TableResult resultAfterDDL = bigquery.query(sqlConfig);
for (FieldValueList row : resultAfterDDL.getValues()) {
FieldValue unique_key = row.get(0);
assertEquals(unique_key, row.get("unique_key"));
FieldValue agency = row.get(1);
assertEquals(agency, row.get("agency"));
FieldValue complaint_type = row.get(2);
assertEquals(complaint_type, row.get("complaint_type"));
}
}

@Test
public void testFastQueryHTTPException() throws InterruptedException {
String queryInvalid =
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