Explian rowid, rownum? What are the psoducolumns we have?
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in procedure how to return a value
write a query to delete similar records in particular fields(columns) in different tables
What view means?
What is difference between function and trigger?
Which table is left in left join?
Can we use loop in sql?
How would you hide a table in sql. ie the table can be only visible to its maker?
Can you load data into multiple tables at once? : aql loader
Write one update command to update seqno field of a table on the basis of row number.
What is primary and foreign key?
What is cursor status?
How do you drop a trigger?