Introduction Database Functions DBFDSKSIZE() Determines the size of a selected (.dbf) file on a disk drive DBFSIZE() Determines the size of a selected (.dbf) file in memory FIELDDECI() Determines the number of decimal places in a field FIELDNUM() Determines field number for a specific field in a database file FIELDSIZE() Determines the size of a field FIELDTYPE() Determines the data type for a field ISDBT() Determines if a memo file (.dbt) is present