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SQL Queries for Employee and Department Data by Zatos is a document available to read on EtoBox.

What is SQL Queries for Employee and Department Data about?

This SQL query selects all records from the DEPT table where the DEPTNO is not 20 or 30. A second query selects all records from the EMP table where the mgr field is null. The third query selects the ename field from the EMP table where the hiredate is between April 2, 1981 and September 8, 1981.

Author

Zatos

Language

EN