Choosing column data types

The following data types are available in SQL Anywhere:

For more information about data types, see SQL data types.

Any of the character or binary string data types such as CHAR, VARCHAR, LONG VARCHAR, NCHAR, BINARY, VARBINARY, and so on, can be used to store large objects such as images, word-processing documents, and sound files.

For more information about BLOB storage, see Storing BLOBs.


NULL and NOT NULL columns
Storing BLOBs