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More weirdity based on the situation from the last email...
SQL> insert into junk values ('Y');
1 row created.
SQL> select a.*, b.*
2 from
3 ( select * from junk minus select * from junk2 ) a,
4 ( select * from junk2 minus select * from junk ) b;
T T
- -
Y X
SQL> insert into junk2 values ('Y');
1 row created.
SQL> select a.*, b.*
2 from
3 ( select * from junk minus select * from junk2 ) a,
4 ( select * from junk2 minus select * from junk ) b;
no rows selected
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--
Author: Bellow, Bambi
INET: bbellow_at_chi.navtech.com
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