Can there be 2 primary keys in a table?
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What is insert command in sql?
I want to execute a piece of code before calling a procedure. How to achieve it?
what are the advantages of cursors than procedures?
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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What are the pre requisites?
How do I sort a table in sql?
What is a schema sql?
What is pl sql block in dbms?
What data types does pl/SQL have?
What is union?
Do you understand the meaning of exception handling?
What is a data manipulation language?
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