What do you mean by “trigger” in sql?
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what is sql? : Sql dba
consider a table which contain 4 columns,ename,eno,sal and deptno, from this table i want to know ename who having maximum salary in deptno 10 and 20.
what is the difference between primary key and unique key? : Sql dba
What are the different ddl commands in sql?
What is sqlservr exe?
How many disk partitions should I have?
How many times can we commit in a loop?
How to copy a table in another table with datas?
what is the different between unique+not null & primary key,
How many databases can sql express handle?
What is function and procedure?
what is ref cursor in pl/sql?
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