DBFVFP Class

Initializes a new instance of the DBFVFP class

Retrieve the alias name.

Retrieve the Workarea number.

Is the table at the logical beginning-of-file.

Is at bottom ?

Has the workarea been closed.

Is the current row deleted?

Is the table at the logical end-of-file.

Is the Workarea opened Exclusively

File name of the main file

Current Filter

The filter condition as a string.

Does the workarea have properties.

Does the workarea have relations.

Is the current row

Is the current row a new record (the result of Append())

Current memo implementation.

Current Order condition

Is the file opened ReadOnly ?

The number of rows.

The row identifier at the current cursor position.

The physical row identifier at the current cursor position.

Current Record

Is the current Workarea opened Shared?

Is at top?

Add a Field to the _Fields List. Fields are added in the order of method call

Append a blank row and position the cursor to the new row.

Add a newly appended row to the list of locked rows.

Retrieve information about a memo column.

Report the initialization of a relation.

Report the initialization of a relation.

Post a pending relational movement, indicating that the specified child work area has been affected by a parental movement.

Clear relations.

Clear the active locate condition.

Close the memo file

Compile an expression.

Goto the next record based on the corrent locate condition.

Add columns defined in an array.

Create the memo file

Evaluate a code block for each row.

Mark the row at the current cursor position for deletion.

Evaluate a code block.

Return the ONE based field index for a field name.

Retrieve a column name based on its ONE based column number.

Return the (1 based) RddFieldInfo object for the specified field

Retrieve the RDD's record buffer as array of bytes.

Retrieve the active locate condition.

Get the value for a column and write (export) it to an external file.

Get the length of the for the specified column.

Position the cursor to a specific, physical identity.

Lock or unlock the header of a database file.

Perform a lock.

Open the memo file

Replace the row at the current cursor position with the contents of a byte array.

Read (Import) a value from an external file and write it to the specified column.

Remove the deletion marker from the row at the current cursor position.

Retrieve and optionally change information about a row.

Discard all changes to the current record and reread the buffer from disk. When the current buffer is in Append mode then the server will move to the bottom of the file.

Retrieve the logical number of a related work area.

Evaluate a code block against the relation in a work area.

Retrieve the key expression of a relation.

Set the Number of Fields the AddField Method will add.

Set a relation.

Set the locate condition.

Position the cursor relative to its current position.

Position the cursor, respecting scope and filter conditions.

Position the cursor relative to its current position within the current scope.

Physically reorder a table.

Force relational movement in child work areas to synchronize them with the parent work area.

Copy one or more rows from one work area to another.

Copy a single row from one work area to another.

Release locks.

List of Fields