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SQL Anywhere 11.0.0 » UltraLiteJ » UltraLiteJ Reference » UltraLiteJ API reference » ColumnSchema interface



Specifies the column defaults to a new unique identifier.

final byte ColumnSchema.COLUMN_DEFAULT_UNIQUE_ID

UUIDs can be used to uniquely identify rows in a table. The generated values are unique on every computer or device, meaning they can be used as keys in synchronization and replication environments.

The default value of existing tables can be determined by querying the column_default column of the TableSchema.SYS_COLUMNS system table.

See also