Answers for "how to avoid duplicate values in sql i"

how to query without duplicate rows in sql

SELECT DISTINCT col1,col2... FROM table_name where Condition;

Posted by: Guest on October-02-2020

how to remove duplicate in sql

Distinct: helps to remove all the duplicate
records when retrieving the records from a table.

SELECT DISTINCT FIRST_NAME FROM VISITORS;

Posted by: Guest on January-07-2021

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