how to duplicate table in mysql
CREATE table `duplicat` LIKE `orginal`;
INSERT `duplicat` SELECT * FROM `orginal`;how to duplicate table in mysql
CREATE table `duplicat` LIKE `orginal`;
INSERT `duplicat` SELECT * FROM `orginal`;mysql get latest duplicate rows
SELECT
t1.primary_id,
t1.duplicate_id,
t1.data1,
t1.data2
FROM
table_name t1
LEFT JOIN table_name t2
ON (t1.duplicate_id = t2.duplicate_id AND t1.primary_id < t2.primary_id)
WHERE
t2.primary_id IS NULLmysql delete duplicate rows
DELETE FROM table_name
WHERE
id IN (
SELECT
id
FROM (
SELECT
id,
ROW_NUMBER() OVER (
PARTITION BY field_1
ORDER BY field_1) AS row_num
FROM
table_name
) t
WHERE row_num > 1
);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 duplicateFieldfinding duplicate rows mysql
SELECT varchar_col
FROM table
GROUP BY varchar_col
HAVING COUNT(*) > 1;duplicate record mysql
SELECT firstname,
lastname,
list.address
FROM list
INNER JOIN (SELECT address
FROM list
GROUP BY address
HAVING COUNT(id) > 1) dup
ON list.address = dup.address;Copyright © 2021 Codeinu
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