Structures > strDDField Structure

Purpose

Record layout for the Field.DDF table

Prototype

STRUCTURE strDDField ALIGN 1

Source Code

STRUCTURE strDDField ALIGN 1

MEMBER FieldNo AS WORD // Field ID

MEMBER FileNo AS WORD // File ID assigned by DDF

MEMBER DIM Fieldname[20] AS BYTE // Field name

MEMBER Type AS BYTE // Btrieve Data Type

MEMBER OffSet AS WORD // Field Offset (0 relative)

MEMBER Size AS WORD // Field Size

MEMBER Decimals AS BYTE // Decimal places for COBOL data types. Field delimiter

// for Note Data type. Bit position for BIT datatype

MEMBER Flags AS WORD // Field Flags

// Indexes for FIELD.DDF

// No Fields

// 0 Field ID

// 1 File Id

// 2 Field name

// 3 File ID + Field Name

// 4 File ID + OffSet + Bit placement