![]() Third approach (Supplying default): INSERT INTO thors VALUES (ĭefault,'1','67','0','0','1','10','0','1',' 12:50:49','108929',Įither one of these examples should suffice when inserting into that table as long as you include all the values in the same order as you defined them when creating the table. Second approach (Supplying '' although it will give you a warning): INSERT INTO thors VALUES ( NULL,'1','67','0','0','1','10','0','1',' 12:50:49','108929', If we have a large batch of new and existing data to INSERT and part of that data contains a matching value for the id field (which is a UNIQUE PRIMARYKEY in the table), using a basic INSERT will produce an expected error: mysql> INSERT INTO books (id, title, author, yearpublished) VALUES (1, 'Green Eggs and Ham', 'Dr. I see three possibilities here that will help you insert into your table without making a complete mess but "specifying" a value for the AUTO_INCREMENT column, since you are supplying all the values you can do either one of the following options.įirst approach (Supplying NULL): INSERT INTO thors VALUES ( So, how to insert data to MySQL with auto-incremented column(field)? 'PING WARNING -DUPLICATES FOUND! Packet loss = 0%, RTA = 2.86 ms','', If the chance of collision is high, then I'd save the DML overhead and do the SELECT first before the potential INSERT. Hostcheck_id INT PRIMARY KEY AUTO_INCREMENT, The best (more efficient option) will depend on the expected probability of PK collision. ![]() DROP DATABASE IF EXISTS ganeshbora CREATE DATABASE ganeshbora USE ganeshbora CREATE TABLE customer ( custid INT NOT NULL AUTOINCREMENT, firstname VARCHAR(20), lastname VARCHAR(20), address VARCHAR(40), PRIMARY KEY (custid) ) ENGINEInnoDB CREATE TABLE batchsequence ( batchid INT NOT NULL AUTOINCREMENT. I've created a table with a primary key and enabled AUTO_INCREMENT: CREATE TABLE IF NOT EXISTS thors ( I am proposing a new design that will normalize the customers in each batch.
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