![]() ![]() If the "varlength" bit is set to 1, the length of the actual field value length is stored in the last byte of the field. If the Varchar or Varbinary field can be null, the null bit follows the "varlength" bit. Therefore, database files always contain 0x00.įor each Varchar and Varbinary field, one bit, or "varlength" bit, is allocated in the last system field, which is a hidden field and stores the null status for all fields that can be null. If the first byte is 0x00, the file is not associated with a database. ![]() One field subrecord exists for each field in the table.Ī 263-byte range that contains the backlink, which is the relative path of an associated database (.dbc) file, information. cdx and a Memo field.įield subrecords The number of fields determines the number of field subrecords. For example, the value 0x03 indicates the table has a structural. cdx 0x02 file has a Memo field 0x04 file is a database (.dbc) This byte can contain the sum of any of the above values. ![]() Length of one data record, including delete flag 0x03 FoxBASE+ / FoxPro /dBase III PLUS / dBase IV, no memoĠx31 Visual FoxPro, autoincrement enabledĠx32 Visual FoxPro, Varchar, Varbinary, or Blob-enabled ![]()
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