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SQL Query to Delete Duplicate Columns
Last Updated: 24 February 2022
Through this article, we will learn how to delete duplicate columns from a database table. As we know that duplicity in our database tends t...read more
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SQL Query to Convert Datetime to Epoch
Last Updated: 25 January 2022
In this article, we are going to learn a SQL Query to convert data in Datetime data type to data in Epoch datatype. So, Epoch data is basica...read more
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How to Eliminate Duplicate Values Based on Only One Column of the Table in SQL?
Last Updated: 28 November 2021
In SQL, some rows contain duplicate entries in a column. For deleting such rows, we need to use the DELETE keyword along with self-joining t...read more
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Similar Topics
Geeks Premier League 2023
7.1k+ articles
How To
2.3k+ articles
DBMS
1.4k+ articles
SQL
1.3k+ articles
Databases
870+ articles
Excel
540+ articles
mysql
310+ articles
SQL-Server
300+ articles
Oracle
290+ articles
sql-serevr
3+ articles
Removing Duplicate Rows (Based on Values from Multiple Columns) From SQL Table
Last Updated: 28 November 2021
In SQL, some rows contain duplicate entries in multiple columns(1). For deleting such rows, we need to use the DELETE keyword along with sel...read more
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How to Convert From BLOB to Text in MySQL?
Last Updated: 28 November 2021
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How to Insert Rows with NULL Values in SQL?
Last Updated: 09 November 2021
In SQL, due to lack of data, we sometimes need to insert rows with NULL values in the tables. Here, the keyword NULL(without quotes) is used...read more
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SQL Query to Exclude Records if it Matches an Entry in Another Table
Last Updated: 17 May 2022
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SQL Query to Find Duplicate Names in a Table
Last Updated: 28 October 2021
Duplicate records in a database can be problematic sometimes as they create confusion or they might generate wrong outputs as well. So, it i...read more
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SQL Query to Compare Results With Today's Date
Last Updated: 19 October 2021
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SQL Query to Find the Highest Purchase Amount Ordered by the Each Customer
Last Updated: 08 October 2021
In order to find the highest purchase amount of each customer, we can use the GROUP BY clause which is very useful with aggregate functions....read more
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SQL Query to Replace a Column Values from 'male' to 'female' and 'female' to 'male'
Last Updated: 25 August 2022
In this article, we will Implement a Query to Replace Column Values from ‘male’ to ‘female’ and ‘female’ to ‘male’. For a be...read more
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How to Append Two Tables and Put the Result in a Table in SQL?
Last Updated: 14 September 2021
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Compare SQL Server Results of Two Queries
Last Updated: 19 July 2021
SQL Server is a versatile database, and it is the most used Relational Database that is used across many software industries. In this articl...read more
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SQL Query to Get a Financial Year Using a Given Date
Last Updated: 17 June 2021
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SQL Query to Display First 50% Records from Employee Table
Last Updated: 13 April 2021
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