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https://issues.apache.org/jira/browse/BEAM-6392?focusedWorklogId=194835&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-194835
]
ASF GitHub Bot logged work on BEAM-6392:
----------------------------------------
Author: ASF GitHub Bot
Created on: 05/Feb/19 22:08
Start Date: 05/Feb/19 22:08
Worklog Time Spent: 10m
Work Description: kmjung commented on pull request #7441: [BEAM-6392] Add
support for the BigQuery read API to BigQueryIO.
URL: https://github.com/apache/beam/pull/7441#discussion_r254066703
##########
File path:
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/BigQueryAvroUtils.java
##########
@@ -177,27 +250,47 @@ private static Object convertRequiredField(
// Per https://cloud.google.com/bigquery/docs/reference/v2/tables#schema,
the type field
// is required, so it may not be null.
String bqType = fieldSchema.getType();
- Type expectedAvroType = BIG_QUERY_TO_AVRO_TYPES.get(bqType);
- verifyNotNull(expectedAvroType, "Unsupported BigQuery type: %s", bqType);
+ ImmutableCollection<Type> expectedAvroTypes =
BIG_QUERY_TO_AVRO_TYPES.get(bqType);
+ verifyNotNull(expectedAvroTypes, "Unsupported BigQuery type: %s", bqType);
verify(
- avroType == expectedAvroType,
- "Expected Avro schema type %s, not %s, for BigQuery %s field %s",
- expectedAvroType,
- avroType,
+ expectedAvroTypes.contains(avroType),
+ "Expected Avro schema types %s for BigQuery %s field %s, but received
%s",
+ expectedAvroTypes,
bqType,
- fieldSchema.getName());
+ fieldSchema.getName(),
+ avroType);
// For historical reasons, don't validate avroLogicalType except for with
NUMERIC.
// BigQuery represents NUMERIC in Avro format as BYTES with a DECIMAL
logical type.
- switch (fieldSchema.getType()) {
+ switch (bqType) {
case "STRING":
- case "DATE":
case "DATETIME":
- case "TIME":
case "GEOGRAPHY":
// Avro will use a CharSequence to represent String objects, but it
may not always use
// java.lang.String; for example, it may prefer
org.apache.avro.util.Utf8.
verify(v instanceof CharSequence, "Expected CharSequence (String), got
%s", v.getClass());
return v.toString();
+ case "DATE":
+ if (avroType == Type.INT) {
+ verify(v instanceof Integer, "Expected Integer, got %s",
v.getClass());
Review comment:
No -- this code path (an Avro logical 'date' type for a BigQuery DATE
record) can be reached in both the export and read API cases.
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Issue Time Tracking
-------------------
Worklog Id: (was: 194835)
Time Spent: 2h (was: 1h 50m)
> Add support for new BigQuery streaming read API to BigQueryIO
> -------------------------------------------------------------
>
> Key: BEAM-6392
> URL: https://issues.apache.org/jira/browse/BEAM-6392
> Project: Beam
> Issue Type: New Feature
> Components: io-java-gcp
> Reporter: Kenneth Jung
> Assignee: Kenneth Jung
> Priority: Major
> Time Spent: 2h
> Remaining Estimate: 0h
>
> BigQuery has developed a new streaming egress API which will soon reach
> public availability. Add support for the new API in BigQueryIO.
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