The goal of this task is to gain hands-on experience writing basic SQL SELECT queries to extract data from a database using filtering, sorting, and limiting techniques.
Database administrator with 14+ years of hands-on experience in database management and database design.
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Abstract: Nowadays, SQL (Structured Query Language) is widely used in professional schools and colleges across the globe. $S Q L$ is an efficient domain-specific ...
: emp_id (integer, should not be NULL and should be a primary key)Q : emp_name (text, should not be NULL)Q : age (integer, should have a check constraint to ensure the age is at least 18)Q : email ...
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