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SNOW-1772187 nultiple columns evolution bug #980
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SNOW-1772187 nultiple columns evolution bug #980
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waitForOffset(1); | ||
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// and another record with same schema | ||
service.insert(Collections.singletonList(createKafkaRecord(message, 1, withSchema))); |
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This insertion works fine. It adds 9 new columns.
rows = describeTable(tableName); | ||
assertThat(rows).hasSize(15); | ||
service.insert(Collections.singletonList(createKafkaRecord(mapRecordJson, 2, false))); | ||
waitForOffset(3); // FAIL |
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However here it fails to ingest data. With error described in Jira
// reinsert record with extra field | ||
service.insert(Collections.singletonList(createKafkaRecord(mapRecordJson, 2, false))); | ||
rows = describeTable(tableName); | ||
assertThat(rows).hasSize(15); |
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Number of columns is correct. Schema evolution logic altered the table.
Overview
SNOW-1772187
Open the Jira ticket to see a detailed description.
Below test shows the bug.
Pre-review checklist
snowflake.ingestion.method
.Yes
- Added end to end and Unit Tests.No
- Suggest why it is not param protected