[GitHub] [spark] wangyum opened a new pull request #25109: [SPARK-28343][SQL][TEST] PostgreSQL test should enable cartesian product

[GitBox <gi...@apache.org>]

wangyum opened a new pull request #25109: [SPARK-28343][SQL][TEST] PostgreSQL test should enable cartesian product
URL: https://github.com/apache/spark/pull/25109
 
 
   ## What changes were proposed in this pull request?
   
   This pr enables cartesian product for PostgreSQL test.
   
   ## How was this patch tested?
   
   manual tests:
   Run `test.sql` in [pgSQL](https://github.com/apache/spark/tree/master/sql/core/src/test/resources/sql-tests/inputs/pgSQL) directory and in [inputs](https://github.com/apache/spark/tree/master/sql/core/src/test/resources/sql-tests/inputs) directory:
   ```sql
   cat <<EOF > test.sql
   create or replace temporary view t1 as
   select * from (values(1), (2)) as v (val);
   
   create or replace temporary view t2 as
   select * from (values(2), (1)) as v (val);
   
   select t1.*, t2.* from t1 join t2;
   EOF
   ```
   
   

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