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https://issues.apache.org/jira/browse/FLINK-14848?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17328189#comment-17328189
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Flink Jira Bot commented on FLINK-14848:
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This major issue is unassigned and itself and all of its Sub-Tasks have not
been updated for 30 days. So, it has been labeled "stale-major". If this ticket
is indeed "major", please either assign yourself or give an update. Afterwards,
please remove the label. In 7 days the issue will be deprioritized.
> BaseRowSerializer.toBinaryRow wrongly process null for non-compact decimal
> ---------------------------------------------------------------------------
>
> Key: FLINK-14848
> URL: https://issues.apache.org/jira/browse/FLINK-14848
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Planner
> Affects Versions: 1.9.1
> Reporter: Zhenghua Gao
> Priority: Major
> Labels: pull-request-available, stale-major
>
> Take non-compact decimal(precision > 18 null as an example, the writer not
> only need to set null bits, but also need to assign bytes of variable-length
> part for future update. The following test case can reproduce the problem.
>
>
> {code:java}
> @Test
> public void test() {
> Decimal dec = Decimal.fromBigDecimal(new BigDecimal(11), 38, 0);
> BinaryRow row1 = new BinaryRow(2);
> BinaryRowWriter writer = new BinaryRowWriter(row1);
> writer.writeDecimal(0, dec, 38);
> writer.writeDecimal(1, null, 38);
> writer.complete();
> BaseRowSerializer serializer = new BaseRowSerializer(null, RowType.of(new
> DecimalType(38, 0), new DecimalType(38, 0)));
> GenericRow row2 = new GenericRow(2);
> row2.setField(0, dec);
> row2.setField(1, null);
> BinaryRow row3 = serializer.toBinaryRow(row2);
> assertTrue(row1.equalsWithoutHeader(row3));
> }
> {code}
>
>
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