How many types of table in Oracle?
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After using set unused can we enable the column again to use? Please give me some answers....
How to get execution path reports on query statements?
What is a cursor and what are the steps need to be taken?
can u call user defined functions in select statements
How to start instance with a minimal initialization parameter file?
How to use subqueries with the exists operator in oracle?
How would you configure your networking files to connect to a database by the name of DSS which resides in domain icallinc.com?
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.
how to unbreak sequence numbers during intereptions
What are the numeric comparison operations?
26. Display the earliest shipping date in the format: DD/MON/YYYY
Can a formula column referred to columns in higher group ?