Answer / Nazneen

In SQL (Structured Query Language), a table is a collection of related data organized into rows and columns. Each row represents a single record or instance, and each column represents a specific attribute or field of that record.

List the different type of joins?

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what is global table

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What is oracle sql called?

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Mention what is the use of function "module procedure" in pl/sql?

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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??????

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Write a procedure to return the month and the number of developers joined in each month (cursor )

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What type of database is sql?

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