I have not tested the following, but according to the documentation it should work: private static final String CREATENEWCUSTOMER 'create table newcustomer (id integer autoincrement, cname text, date text, caddress text, PRIMARY KEY (id, cname)) ' Share. However, the actual dataset I need to work with may be much larger and therefore, I can't simply manually add in a unique primary key for each entry. You don't create primary keys like that in SQLite. The keyword AUTOINCREMENT can be used with INTEGER field only. We can auto increment a field value by using AUTOINCREMENT keyword when creating a table with specific column name to auto incrementing it. When I add random numbers before the first comma in each line, I do not get any errors. SQLite AUTOINCREMENT is a keyword used for auto incrementing a value of a field in the table. Your problem isn't one of those, however, since the natural PRIMARY KEY in the linking table is a composite of the two columns, each a FOREIGN KEY back to one of the other tables. I receive the same error if I have "null" before the first comma in each line. Im trying to alter my table 'Materiel' for make a primary key.,but this instruction is not working. There is no prohibition about a PRIMARY KEY not also being a FOREIGN KEY for those designs that require this kind of relation. Sqlite> import allegiances.csv Allegiance , 14, King of the Andals and the First Men Whether the table is a WITHOUT ROWID table. Optionally, a generated column constraint. SQLite supports UNIQUE, NOT NULL, CHECK and FOREIGN KEY constraints. Here is the table I am trying to insert data into: DROP TABLE IF EXISTS Allegiance ĪllegianceID INTEGER PRIMARY KEY AUTOINCREMENT,įOREIGN KEY (CharacterID) REFERENCES Characters(CharacterID)) Both single column and composite (multiple column) primary keys are supported. I am trying to create a table in sqlite that takes data from a csv file and adds an autoincrementing primary key to the first column.
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