What are functions in sql?
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How do you update a sql procedure?
how to retrieve last tree records from table? select *from emp where rownum > (select count(*)-3 from emp); i am using this query to get last three records from table but its not giving any output, so please tell me what is the error in this query.
what is a materialized view? : Sql dba
What are the blocks in stored procedure?
What is the use of & in pl sql?
Which is better cte or subquery?
Write the sql query using dual table for below output? 1 L R --- --- ---- 1 1 1 1 2 1 1 3 1 1 1 2 1 2 2 1 3 2 1 1 3 1 2 3 1 3 3 Write a query using only Dual table with out writing any pl/sql program.
Why do we create stored procedures & functions in pl/sql and how are they different?
What is the source code of a program?
How do you write an inner join query?
What is a pdo connection?
What is pl sql in dbms?