Explain drop constraint oracle?
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What is indexing, and how does it improve performance?
Can a formula column referred to columns in higher group ?
how to retrieve 1st and last row of table without using group functions??
How to drop a stored function?
How to write numeric literals in oracle?
What do the 9i dbms_standard.sql_txt() and dbms_standard.sql_text() procedures do?
How to concatenate two text values in oracle?
Ho to insert no. of records at a time..i mean i want to insert 100 records at a time into a table
What is Row Chaining ?
Difference between pre-select and pre-query
How to omit columns with default values in insert statement in oracle?
How data locks are respected in oracle?