AlbertTao edited a comment on issue #2263: Must have sharding column with subquery error occurred when use “exists”. URL: https://github.com/apache/incubator-shardingsphere/issues/2263#issuecomment-486901789 @codefairy08 ts_order_address (tda) sharding column is 'order_id' not 'id'. But in version 4.0.0-RC1 , subquery with sharding column cause error, subquery without sharding column get result without error . And its performance is different from the version 3.0.1.
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