TIME Datatype in SQL There are many scenarios in SQL when you need to store the time in the SQL tables of…
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sql vs nosql
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SQL MCQ (Multiple Choice Questions) Here we are going to see a list of important SQL questions in MCQ style with an…
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SUBSTR Function in SQL The SUBSTR string function in Structured Query Language shows the characters or sub-string from the specific index value…
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SQL Minus The Minus is an operator in Structured Query Language, which is used with two SELECT queries. This operator returns only…
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SUBSTRING Function in SQL The SUBSTRING string function in Structured Query Language shows the characters or sub-string from the specific index value…
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SQL MODIFY COLUMN In this SQL article, we will discuss how to modify the column of the table in Structured Query Language.…
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SUBSTRING_INDEX Function in SQL The SUBSTRING_INDEX string function shows all the characters before the specific symbol in the given string. Syntax of…
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SQL NOT Operator The NOT is a logical operator in Structured Query Language. This Operator in SQL negates the output of any…
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SUM Function in SQL The SUM is an aggregate function in SQL which returns the sum of integer column of the table.…
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Nth Highest salary Finding the Nth highest salary( 2nd, 3rd, or nth highest) in a table is the most important and common…