kimmking commented on issue #4597: fix #4565 for distinct bug URL: https://github.com/apache/incubator-shardingsphere/pull/4597#issuecomment-594439066 ``` ================= >Case2: distinct with groupby ========> [INFO ] 2020-03-04 17:39:02,483 --main-- [ShardingSphere-SQL] Rule Type: sharding [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] Logic SQL: select distinct age from user group by age [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] SQLStatement: SelectStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@4ba89729, tablesContext=org.apache.shardingsphere.sql.parser.relation.segment.table.TablesContext@178270b2), tablesContext=org.apache.shardingsphere.sql.parser.relation.segment.table.TablesContext@178270b2, projectionsContext=ProjectionsContext(startIndex=16, stopIndex=18, distinctRow=true, projections=[ColumnProjection(owner=null, name=age, alias=Optional.empty)], columnLabels=[age]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@795fd838, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@1b005a0b, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@141e879d, containsSubquery=false) [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] Actual SQL: ds_0 ::: select distinct age from user0 group by age ORDER BY age ASC [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] Actual SQL: ds_0 ::: select distinct age from user1 group by age ORDER BY age ASC [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] Actual SQL: ds_0 ::: select distinct age from user2 group by age ORDER BY age ASC [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] Actual SQL: ds_1 ::: select distinct age from user0 group by age ORDER BY age ASC [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] Actual SQL: ds_1 ::: select distinct age from user1 group by age ORDER BY age ASC [INFO ] 2020-03-04 17:39:02,484 --main-- [ShardingSphere-SQL] Actual SQL: ds_1 ::: select distinct age from user2 group by age ORDER BY age ASC [10] [11] [12] [13] [14] [15] [16] [17] ```
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