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Anas Alkhaldi
Last answered:
18 Mar 2022
Posted on:
10 Mar 2022
1
In the selection from the dept_manager table, why NULL AS emp_no?
in
SQL
/
UNION vs UNION ALL
1 answers ( 0 marked as helpful)
Tsvetelin Tsonkov
Instructor
Posted on:
18 Mar 2022
1
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