query optmization techniques and quwry
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How to use subqueries in the from clause in oracle?
What is the difference between Delete, Truncate and Drop in Oracle?
What is the sid in oracle?
how table is defined in plsql table? how can i select column from plsql table? can i use select * from plsql table type?
What are the restrictions on external table columns?
Where is the export dump file located?
What is the difference between pre-select and pre-query?
can anyody please send me the dump for Oracle 10g certifications for DBA path?
20. Using a set operator, display the client number of all clients who have never placed an order.
How would you configure your networking files to connect to a database by the name of DSS which resides in domain icallinc.com?
What happens if variable names collide with table/column names?
Explain the relationship among Database, Tablespace and Data file?