Answers for "mysql duplicate rows in table"

SQL
1

how to duplicate table in mysql

CREATE table `duplicat` LIKE `orginal`;
INSERT `duplicat` SELECT * FROM `orginal`;
Posted by: Guest on June-02-2021
0

mysql find duplicates in same table

## Find ALL duplicate recods by value (without grouping them by value) ##
# to find the duplicate, 
# replace all instances of tableName with your table name
# and all instances of duplicateField with the field name where you look for duplicates
SELECT t1.*
FROM tableName AS t1
INNER JOIN(
	SELECT duplicateField
	FROM tableName
	GROUP BY duplicateField
	HAVING COUNT(duplicateField) > 1
)temp ON t1.duplicateField = temp.duplicateField
order by duplicateField
Posted by: Guest on December-22-2020
0

duplicate row mysql

# Duplicate rows or row
INSERT INTO table (col1, col2, col3)
SELECT col1, col2, col3 FROM table
WHERE something...;
Posted by: Guest on May-20-2021

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