SQL(Structured Query Language) is a very important tool in a data scientist’s toolbox. Mastering SQL is not only essential in an interview point of view, but a good understanding of SQL by being able to solve
I wanted to retrieve more than one row at a time in the COBOL program.. how for a query, I have multiple rows qualified but I just need one row to be used in the program and it is a singleton SQL, how to code it?
More importantly, the precompiler uses the equivalent SQL data types for the declared Host variables. So if the host variable declaration is not correct, Read More October 8, 2020 DBS Mainframes Interview Questions By admin Interview Questions 0 Comments These Questions were asked in the ...
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