Why query optimization is needed?
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What is microsoft t sql?
Can ddl statements be used in pl/sql?
What is clustered index in sql?
discuss about myisam key cache. : Sql dba
Explain the usage of WHERE CURRENT OF clause in cursors ?
a. Can you delete data from a View. b. If Yes, can you delete it if there are multiple tables c. If No, can you delete if there is single source table which is joining.
What is primary and foreign key?
What are all ddl commands?
I have following column in the table. col1 1 a b c 2 3 d and I want to display it as num chars 1 a 2 b 3 c 4 d numbers in one column and letters in another column.
How do I save the results of sql query in a file?
Does user triggers have entry for trigger with compilation errors?
write an sql query to get third maximum salary of an employee from a table named employee_table. : Sql dba
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