What is cross join sql?
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Give me some examples of predefined exceptions.
What is out parameter used for eventhough return statement can also be used in pl/sql?
What is date functions?
Is sql the best database?
What is lookup table in sql?
What is the plv (pl/vision) package offers?
What is difference between my sql and sql?
IN A TABLE HAVE ONE COLUMN PRIMARY KEY..IT WILL NOT ALLOWS NULL VALUES AND DUPLICATE VALUES..INSTEAD OF PRIMARY KEY WHY CANT WE USE UNIQUE AND NOT NULL.THESE TWO ALSO DOESNT ACCEPT NULL VALUES IN NOT NULL AND UNIQUE DOESNT ACCEPT DUPLICATE VALUES? SO WHAT IS THE DIFEERENCE BETWEEN(UNIQUE,NOT NULL) AND PRIMARY KEY??????
create a store procedure and created synonms for that store procedure after modify that store procedure will effect on synonms? If we delete the store procedure what happened to that synonms?
What is blind sql injection?
Can you sum a count in sql?
What are the types of optimization?
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