The day before yesterday, everyone help ~~

zhaozj2021-02-16  60

1. Write the main program, the function is used to statistical files. File name FName.dat

2. Write the stored procedure named the PRICE_PROC.TITLES table record published book information, where defined lists are: Book ID (Book_Flag), Name, Book Type (Type), Price. Returns the number and average price of the user specified type book, which is the 'Business' class book by default.

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