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With the collections, methods, and properties of a Command object, you can do the following: • Define the executable text of the command (for example, an SQL statement) with the CommandText property. 52 ADO Objects ADO Objects 53 • Define parameterized queries or stored-procedure arguments with Parameter objects and the Parameters collection. • Execute a command and return a Recordset object if appropriate with the Execute method. • Specify the type of command with the CommandType property prior to execution to optimize performance.

All other terms are literals. ] A Visual Basic for Applications expression whose operands are other non-CALC columns in the same row. DataFactory Customization Remote Data Service (RDS) provides a way to easily perform data access in a three-tier client/server system. A client data control specifies connect and command string parameters to perform a query on a remote data source, or connect string and Recordset object parameters to perform an update. The parameters are passed to a server program, which actually performs the data-access operation on the remote data source.

Some properties and methods return warnings that appear as Error objects in the Errors collection but do not halt a program's execution. Before you call the Resync, UpdateBatch, or CancelBatch methods on a Recordset object; the Open method on a Connection object; or set the Filter property on a Recordset object, call the Clear method on the Errors collection. That way you can read the Count property of the Errors collection to test for returned warnings. Field Object A Field object represents a column of data with a common data type.

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ADO Programme's Reference


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