mysql insert into a table with a autoincrement column

Python Zen Beautiful is better than ugly. Often this is the primary key field that we.

MySQL do a lot of things implicitly, like GBY columns elimination - and IMO its wrong, terrible, horrible and source of many bugs.Īgainst to MySQL, Vertica requires to do things explicitly - for my opinion its a right design Auto-increment allows a unique number to be generated automatically when a new record is inserted into a table. Insert /*+direct*/ into public.test values (-1, 'Nan', 'Naj') įYI: but NULLs you can not insert, since IDENTITY means NOT NULL constraint. SELECT set_optimizer_directives('AllowIdentityInsert=True') This is useful when you want to change the current index of the AUTOINCREMENT column. There are a lot of databases and if everyone will ask to implement to what he used in database X, so Vertica will be stacked in implementing these features and not in what it should do.īut if you are stubborn and insist, here's directive, which will allow to you INSERT to IDENTITY column(yes, its possible, Vertica super flexible database) Answer: MySQL AUTO INCREMENT can be reset using the ALTER TABLE command. AUTOINCREMENT column is primary key Create a table testtbl4 in the database exampledb and insert one data row. Why you don't asks from MySQL to support in analytical functions of Vertica? So is it possible to construct a insert statement without adding column name like MySQL?Why to create MySQL2 from Vertica? Vertica its Vertica, MySQL its MySQL. In MySQL, you use the AUTOINCREMENT attribute to automatically generate unique integer values for a column whenever you insert a new row into the table. How to insert data to MySQL with auto-incremented column (field) Asked 12 years, 3 months ago. But when using MySQL, I can use this statement to insert a record: 'insert into db.test values(NULL, 'Nan', 'Nanjing')'. While this statement can't work in Vertica.So use in MySQL if it fits your 'query definition' requirements and don't use in Vertica.

Mysql insert into a table with a autoincrement column