What is an oracle?
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write a sql query following source looking like below column1 column2 101,102,103 abc,def,ghi 1001,1002,1003 a,b,c i want the output column1 column1 101 abc 102 def 103 ghi 1001 a 1002 b 1003 c
How do we get field detail of a table?
How to retrieve 5th highest sal from emp table?
In my table i have 4 columns with 100 records but in that 4 columns one column contains all NULL values so can i add NOT NULL CONSTRAINT on that column......... ok if it is not possible, can i add NOT NULL CONSTRAINT from 101 Record Onwards?
Explain the use of owner option in exp command.
write a query that displays every Friday in a year with date?
How to get a list of all background sessions in the database?
How to create a stored program unit?
What do you mean by group by clause?
What is a OUTER JOIN?
can anyone help me ? an index has been done on the primary key of a table. an update operation was performed on that table. now my question is 1> what abt the performance ? means faster or slower due to indexing ? 2> does the operation affect to the primary key constraint ?
What is the use of Redo Log Information ?