Duplicate row mysql

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

Finding duplicate rows mysql

SELECT name, COUNT(*) c FROM table GROUP BY name HAVING c > 1;

Source: stackoverflow.com

Duplicate row mysql

# Duplicate rows or row
INSERT INTO table (col1, col2, col3)
SELECT col1, col2, col3 FROM table
WHERE something...;

Source: stackoverflow.com

Similar codes

4 votes238 views1 answer
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.s
SQL
1 vote188 views2 answers
Begin transaction in sql
SQL
0 vote191 views1 answer
SqlFunction does not exist
SQL
3 votes192 views2 answers
Postgres alter table owner
SQL
1 vote289 views1 answer
ERROR 1290 (HY000): The MySQL server is running with the --secure-file-priv option so it cannot execute this statement
SQL
8 votes197 views1 answer
Show mysql user table
SQL
-1 vote198 views1 answer
Add bool column in sql
SQL
0 vote172 views1 answer
Oracle create package body
SQL
0 vote183 views1 answer
How to add boolean column in postgresql
SQL
0 vote222 views1 answer
Turn on foreign keys check mysql
SQL