By Jason T. Roff

ISBN-10: 1565924150

ISBN-13: 9781565924154

This ebook is a one-stop advisor to ADO, the common information entry resolution from Microsoft that enables easy accessibility to facts from a number of codecs and systems. It comprises chapters at the Connection, Recordset, box, and Command items and the homes assortment; ADO structure, facts shaping, and the ADO occasion version; short introductions to RDS, ADO.NET, and SQL; and a entire alphabetic connection with each ADO item, strategy, estate, and occasion.

Show description

Read or Download ADO ActiveX data objects PDF

Similar structured design books

Download e-book for kindle: Hierarchical Neural Networks for Image Interpretation by Sven Behnke

Human functionality in visible notion via a long way exceeds the functionality of up to date laptop imaginative and prescient platforms. whereas people may be able to understand their setting virtually immediately and reliably lower than quite a lot of stipulations, desktop imaginative and prescient platforms paintings good purely lower than managed stipulations in restricted domain names.

José L. Balcázar, Philip M. Long, Frank Stephan's Algorithmic Learning Theory: 17th International Conference, PDF

This publication constitutes the refereed complaints of the seventeenth overseas convention on Algorithmic studying conception, ALT 2006, held in Barcelona, Spain in October 2006, colocated with the ninth overseas convention on Discovery technology, DS 2006. The 24 revised complete papers offered including the abstracts of 5 invited papers have been conscientiously reviewed and chosen from fifty three submissions.

Formal Models of Communicating Systems. Languages, Automata, - download pdf or read online

This booklet reviews the connection among automata and monadic second-order good judgment, concentrating on sessions of automata that describe the concurrent habit of dispensed structures. It presents a unifying conception of speaking automata and their logical homes. in line with Hanf's Theorem and Thomas's graph acceptors, it develops a outcome that enables characterization of many renowned types of allotted computation when it comes to the existential fragment of monadic second-order good judgment.

Access 2007: The Missing Manual by Matthew MacDonald PDF

Entry 2007: The lacking handbook was once written from the floor up for this redesigned software. you are going to the right way to layout whole databases, hold them, look for priceless nuggets of knowledge, and construct beautiful kinds for quick-and-easy facts access. you are going to even delve into the black artwork of entry programming (including macros and visible Basic), and choose up useful methods and strategies to automate universal initiatives - whether you will have by no means touched a line of code earlier than.

Extra resources for ADO ActiveX data objects

Sample text

Close Set con = Nothing After running the previous code, the ConnectionString property of the implicitly created Connection object is printed to the Immediate window of the VB IDE. MDB; DriverId=25;FIL=MS Access;MaxBufferSize=2048;PageTimeout=5;" IT-SC book 61 By reading the ConnectionString property, you can determine what settings are being used when connecting to a data source. For instance, in the previous example, you could parse the String for MaxBufferSize and see that it was set to 2048.

A Connection object represents a unique physical connection to a data source. [1] [1] For a complete list of the Connection object's methods, see Chapter 13. 1 Opening and Closing a Connection: Implicit Versus Explicit The Connection object is used to establish a unique physical connection to a given data source. This connection defines how you can obtain, interact with, and manipulate data from the specified source. While a Connection object is always required, you can choose whether to instantiate a connection explicitly or to allow ADO to create one implicitly on your behalf.

Example 41 relies on no other code to first establish a connection; the simple connection string DSN=BiblioDSN tells ADO that the table, Titles, is in the BiblioDSN data source. Some objects in ADO -- in particular, the Recordset and the Command objects -- do not require a pre-existing Connection object to operate. Both objects can read and write data 56 IT-SC book to a data source, and both need a physical connection to a data source to do so. But the Recordset and the Command objects can create their own Connection objects in the background with information that you supply.

Download PDF sample

ADO ActiveX data objects by Jason T. Roff


by Thomas
4.4

Rated 4.97 of 5 – based on 13 votes