What do you understand by a database object? Can you list a few of them?
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How can I introduce multiple conditions in like operator?
Given two table employee and department EMP ---------------- empid deptid(fk) Dept --------------------- deptid(pk) deptname que-Write a query to find count of employee in each department. Expected Output- deptid countofEmployee --------------------------- 10 57 20 20 30 15
can you explain performance tunning in oracle(sql,PL/SQL)
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