How to check for a duplicate row before inserting using PHP
112077
How to check if a value already exists to avoid duplicates?
156813
PDO mysql: How to know if insert was successful
37305
How to retrieve multiple rows from database in PHP
598
Removing duplicate rows from table in Oracle
89148
PDO lastInsertId issues, php
95344
How do I insert a row which contains a foreign key?
110097
How do I compare two columns in SQL?
13261
Return row only if value doesn't exist
148532
Get last insert id after a prepared insert with PDO
33257
How to check if a row exists in MySQL? (i.e. check if an email exists in MySQL)
255
How can I prevent SQL injection in PHP?
106311
How do I find duplicate entries in a database table?
62976
Concatenating a string and primary key Id while inserting
37395
Get the last inserted row ID (with SQL statement)
50105
Deleting duplicate rows with condition(Using SQL and LINQ)
2062
How can I remove duplicate rows?
146943
PHP/MySQL insert row then get 'id'