What is the sid in oracle?
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Explain table?
waht is referencial integrity?
How to build data dictionary view an new database?
What is Private Database Link ?
How can we delete duplicate rows in a table?
One Table having two rows with one colomn having values Like"Male" and "Female". how to upadte these values Like "Female" and "Male" in single update statement.
how can db_files > maxdatafiles since db_files is for instance and the later is for database
What is the maximum number of CHECK constraints that can be defined on a column ?
what is mean by prmary key and foreign key and how can we diffrentiate that? Please answer me. Advance thanks.
Explain how are indexes update?
What is an Oracle index?
How to turn on or off recycle bin for the session?