What is oracle pl sql developer?
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How many sql statements are used?
How to change the order of columns in Oracle SQL Plus ?
What are the differences between implicit and explicit cursors?
What is a table?
how can we find the number of rows in a table using mysql? : Sql dba
Which is the correct statement about truncate and delete?
i have a table emp and columns ename,empno,mgr_id,i need ename,manager name as result i.e employee respective manager.. example empno ename mgr_id 1 john 3 2 paul 3 3 smith 1 4 kevin 1 5 stewart 2 result has to look like this ename manager john smith paul smith smith john kevin john stewart paul can u plz help me out in this.....
What is a unique constraint?
Types of locks in database ?
What are triggers and its types?
How do you declare a variable in pl sql?
What is the difference between anonymous block and named block or stored procedure?
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