What are the topics in pl sql?
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What is pragma in sql?
What is Overloading of procedures ?
explain advantages of innodb over myisam. : Sql dba
What are the ways on commenting in a pl/sql code?
What are the types of triggers in sql?
if we give update table_name set column_name= default. what will happen? its given in pl sql block.what will hapen?
What is a join query?
What is nvl?
How to avoid duplicate records in a query?
Can two tables have same primary key?
How does cross join work?
How to retrieve Duplicate Rows only in a Table? Suppose if a Table Name is "Education". It consists of multiple columns. Then if we insert rows into this table with duplicate records then how can we retrieve only duplicate records from that table?
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