Small. Fast. Reliable.
Choose any three.
*** 4,9 ****
--- 4,11 ----
  
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+ *: The EXISTS keyword is not supported (IN is, but IN is only a special case of EXISTS). And what about corelated subqueries ?
+ 
  *: Multiple databases are not supported. For example, the following construct for creating a table in a database db1 based on a table in database db2 won't work:
  
    create table db1.table1 as select * from db2.table1;