What is sql*loader and what is it used for?
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Is sql considered coding?
Does view store data in sql?
name 3 ways to get an accurate count of the number of records in a table? : Sql dba
why should required nested tables, Object types, partition tables and varying arrays. what is the difference between these are all. give me example with explanation.
using cursors salesman get bonus as 10% of their salary , managers get 20% , analalist get 30%. generae a report showing the employee name, salary , bonus.
display records from 5 to 9 using rowid or rownum
1. how to use the check option constraints in sql query..? 2.how to add data in a complex query ? 3.is it possible to use commit or rollback or savepoint in triggers...if not why please explain with examples...? 4.what is the difference between meterialized view and normal view..how to create materialized view and how to use it..? 5.what is varray...? what is the advantage of the varray ? please expalin with a simpel example..i want to load into a table (student no and name and his marks..) please give example.. 6.what are the bulk bind exceptions...how to use bulk bind and how to use bulk collect..please explain with example... 7.what is for update of and where current of ...? 8 what is the use of nowait ? 9.please give an example for nocopy in a simple plsql query 10.create an index in a table...tellme how to use the index in a where clause to do performance tunning...
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