How to export your connection information to a file?
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What is the usage of control file in oracle?
How index is implemented in oracle database?
How to define and use table alias names in oracle?
What is PL/SQL ?
1. How actually index will work ? 2. Why do people prefer mostly bitmap index and btree index in datawarehouse ? 3. If I use the column in aggrigate functions like max,min,count and avg and if I have a index created on that column, will it increases the performance ?
How to divide query output into groups in oracle?
WHAT IS THE DIFFERENCE BETWEEN PRIMARY KEY(PK) CONSTRAINT AND UNIQUE KEY(UK) + NOT NULL(NN) CONSTRAINT ASSIGN TO A COLUMN ? INSTEAD OF ASSIGNING PK ,WE CAN ASSIGN UK + NN TO A COLUMN. WHAT ARE THE MARRITS AND DEMARITS BETWEEN THE ABOVE TWO?THE ABOVE TWO ARE SAME,THEY DON'T ALLOW DUPLICATE AS WELL AS NULL VALUES.
what are views?
what is the use of rank function?
How to create an oracle database?
How to write a query with a full outer join in oracle?
How to define a specific record type?