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Advanced SQL

Advanced SQL
A function returns one value and has only output parameters.

True
False

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Advanced SQL
The code to create triggers and routines is stored in only one location and is administered centrally.

False
True

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Advanced SQL
The following SQL is which type of join: SELECT CUSTOMER_T. CUSTOMER_ID, ORDER_T. CUSTOMER_ID, NAME, ORDER_ID FROM CUSTOMER_T,ORDER_T ;

Outer join
Natural join
Cartesian join
Equi-join

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Advanced SQL
The most frequently used relational operation, which brings together data from two or more related tables into one resultant table, is called an equi-join.

True
False

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Advanced SQL
ROLLBACK WORK asks SQL to empty the log file.

False
True

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Advanced SQL
Outer join is the same as equi-join, except one of the duplicate columns is eliminated in the result table.

False
True

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