What is dml statement?
Write a pl/sql script to display the following series of numbers: 99,96,93……9,6,3?
How to use transactions efficiently : transact sql
i have table T!. A B C D NULL 1 2 3 4 NULL 5 6 7 8 NULL 9 10 11 12 NULL. I WANT COUNT OF NULL VALUES IN TABLE. WRITE A QUERY.
What is sql table?
How many types of functions are there in sql?
What is string join?
What are stuff and replace function?
What is faster join or subquery?
what will be the output: select 1 from emp union all select 2 from emp;
how can I make a script that can be bi-language (supports english, german)? : Sql dba
Is postgresql a nosql database?
Does mysql_real_escape_string prevent sql injection?