loserwang1024 commented on code in PR #3150: URL: https://github.com/apache/flink-cdc/pull/3150#discussion_r1554803332
########## flink-cdc-connect/flink-cdc-pipeline-connectors/flink-cdc-pipeline-connector-starrocks/src/test/java/org/apache/flink/cdc/connectors/starrocks/sink/CdcDataTypeTransformerTest.java: ########## @@ -75,6 +76,50 @@ public void testCharTypeForPrimaryKey() { assertTrue(smallLengthColumn.isNullable()); } + @Test + public void testDecimalForPrimaryKey() { + // Map to DECIMAL of StarRocks if column is DECIMAL type and not primary key. + StarRocksColumn.Builder noPrimaryKeyBuilder = + new StarRocksColumn.Builder().setColumnName("no_primary_key").setOrdinalPosition(0); + new DecimalType(20, 1) + .accept(new StarRocksUtils.CdcDataTypeTransformer(false, noPrimaryKeyBuilder)); + StarRocksColumn noPrimaryKeyColumn = noPrimaryKeyBuilder.build(); + assertEquals("no_primary_key", noPrimaryKeyColumn.getColumnName()); + assertEquals(0, noPrimaryKeyColumn.getOrdinalPosition()); + assertEquals(StarRocksUtils.DECIMAL, noPrimaryKeyColumn.getDataType()); + assertEquals(Integer.valueOf(20), noPrimaryKeyColumn.getColumnSize().orElse(null)); + assertEquals(Integer.valueOf(1), noPrimaryKeyColumn.getDecimalDigits().get()); + assertTrue(noPrimaryKeyColumn.isNullable()); + + // Map to VARCHAR of StarRocks if column is DECIMAL type and primary key. + StarRocksColumn.Builder primaryKeyBuilder = + new StarRocksColumn.Builder().setColumnName("primary_key").setOrdinalPosition(1); + new DecimalType(20, 1) + .notNull() + .accept(new StarRocksUtils.CdcDataTypeTransformer(true, primaryKeyBuilder)); + StarRocksColumn primaryKeyColumn = primaryKeyBuilder.build(); + assertEquals("primary_key", primaryKeyColumn.getColumnName()); + assertEquals(1, primaryKeyColumn.getOrdinalPosition()); + assertEquals(StarRocksUtils.VARCHAR, primaryKeyColumn.getDataType()); + assertEquals(Integer.valueOf(22), primaryKeyColumn.getColumnSize().orElse(null)); + assertTrue(!primaryKeyColumn.isNullable()); + + // Map to VARCHAR of StarRocks if column is DECIMAL type and primary key + // DECIMAL(20,0) is common in cdc pipeline, for example, the upstream cdc source is unsigned + // BIGINT. + StarRocksColumn.Builder unsignedBigIntKeyBuilder = + new StarRocksColumn.Builder().setColumnName("primary_key").setOrdinalPosition(1); + new DecimalType(20, 0) + .notNull() + .accept(new StarRocksUtils.CdcDataTypeTransformer(true, unsignedBigIntKeyBuilder)); + StarRocksColumn unsignedBigIntColumn = unsignedBigIntKeyBuilder.build(); + assertEquals("primary_key", unsignedBigIntColumn.getColumnName()); + assertEquals(1, unsignedBigIntColumn.getOrdinalPosition()); + assertEquals(StarRocksUtils.VARCHAR, unsignedBigIntColumn.getDataType()); + assertEquals(Integer.valueOf(22), unsignedBigIntColumn.getColumnSize().orElse(null)); Review Comment: Done it -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@flink.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org