Is it possible to Restore a Dropped Table using Rollback Command in Oracle SQL Plus ?
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How to improve the performance of a pl/sq stored procedures or functions or triggers and packages ?
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What is cursor status?
write the Sql query for creating database backup?
Why are cursors used?
what are different types of collation sensitivity? : Sql dba
What is parameter substitution in sql?
Display the total debit counts, total credit counts, sum of total debits, sum of total credits from an employee's transaction table (a single table) containing the following columns. Transaction_number Transaction_amount Transaction_date Transaction_type --> tells if the amount is a credit or a debit. As the query alone is important, the table is left with specifying just the field's name. Pls help me with this query.
What is sql key?
what is the use of double ampersand (&&) in sql queries?
how can stop the sequence with mention the max value and with out mention the max value
How do you define a foreign key?
Can we join two tables without common column?
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