“mysql temukan duplikat di tabel yang sama” Kode Jawaban

temukan kolom duplikat mysql

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

Menemukan baris duplikat mysql

SELECT varchar_col
FROM table
GROUP BY varchar_col
HAVING COUNT(*) > 1;
Itchy Iguana

Temukan kunci duplikat di mysql

SELECT col, COUNT(col) FROM table_name GROUP BY col HAVING COUNT(col) > 1;
alequenildo

Pilih di mana duplikat mysql

SELECT 
    col1, COUNT(col1),
    col2, COUNT(col2)
FROM
    table_name
GROUP BY 
    col1, 
    col2
HAVING 
       (COUNT(col1) > 1) AND 
       (COUNT(col2) > 1);
Xanthous Xenomorph

mysql temukan duplikat di tabel yang sama

## 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
Yoshkinawa

MySQL Nilai berulang


            
                
            
         SELECT 
    col, 
    COUNT(col)
FROM
    table_name
GROUP BY col
HAVING COUNT(col) > 1;
Code language: SQL (Structured Query Language) (sql)
Smiling Sable

Jawaban yang mirip dengan “mysql temukan duplikat di tabel yang sama”

Pertanyaan yang mirip dengan “mysql temukan duplikat di tabel yang sama”

Lebih banyak jawaban terkait untuk “mysql temukan duplikat di tabel yang sama” di Sql

Jelajahi jawaban kode populer menurut bahasa

Jelajahi bahasa kode lainnya