What is oracle thin client?
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what is candidate key & super key
What is pragma restrict_reference in oracle 9i?When we use this?Give me one realtime scenario?
How to define a record variable to store a table row?
Explain the truncate in oracle?
What is a deadlock in SQL? How can you prevent it?
Define the SGA and: How you would configure SGA for a mid-sized OLTP environment? What is involved in tuning the SGA?
1. Display the post code and the purchase order number for each purchase order. Sort the output set by postcode.
Shall I get Pro*C Compiler in Oracle-10g release ?
can we insert any row to dual table if i got the permission from DBA
what is the syntax of CREATE command?
How to add a new column to an existing table in oracle?
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 ?