What is trigger and stored procedure in sql?
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What are different categories of sql commands?
If I have a table T with 4 rows & 2 columns A & B. A has values 1,2,3,4. and B has 10,20,30,40. Write an Update SQL query which can Swap the values of A & B for all records. (Do not use a sub-query)
What is an oracle stored procedure?
function can return value ,procedure also return value through out parameter then what is the difference?
what are the methods using performance tunning in sql and pl/sql
What is the difference between sql/pl-sql/embeded sql?
i have a table t1 a math 20 b phy 30 cchemisty 10 a math 40 b phy 23 c che 21 a math15 bphy 33 c che 56 write a quire to find out the max markr of each subject
What are literals in sql server?
How consistent is the view of the data between and within multiple sessions, transactions or statements ?
What is the starting oracle error number? What is meant by forward declaration in functions?
How would you hide a table in sql. ie the table can be only visible to its maker?
What is trigger point?
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