What is adOpenDynamic?
adOpenDynamic – this cursor supports forward and backward navigation but bookmarks may not be supported (ie Access). Any changes made to data are immediately visible with no need to resynchronise the cursor with the database.
What is adOpenKeyset?
adOpenKeyset. 1. Uses a keyset cursor. Like a dynamic cursor, except that you can’t see records that other users add, although records that other users delete are inaccessible from your Recordset. Data changes by other users are still visible.
What is adLockOptimistic in VB?
adLockOptimistic. Indicates that the provider uses optimistic locking – locking records only when you call the Update method. This means that there is a chance that another user may change the data between the time you edit the record and when you call Update, which creates conflicts.
Which of the following cursor types in ADO can move to any record in the recordset?
A dynamic cursor allows you to move freely throughout your recordset, without restrictions, except when your provider does not support bookmarks — in this case, you cannot use bookmarks with the Dynamic cursor (see Section 5.3.
What is ADOdb connection in VBA?
The ADO Connection Object is used to create an open connection to a data source. Through this connection, you can access and manipulate a database. You can also make a connection to a database by passing a connection string via a Command or Recordset object.
What is Adodb VBA?
An ADODB Recordset in VBA is a storage item: you can store all kinds of different things in it: numbers, texts, dates. An ADODB Recordset is a database that you can design, fill and edit completely in the working memory.
What is an ADOdb Recordset?
The ADO Recordset object is used to hold a set of records from a database table. A Recordset object consist of records and columns (fields). In ADO, this object is the most important and the one used most often to manipulate data from a database.
When should you use the Sqlconnection object?
If you want to access a database multiple times, you should establish a connection using the Connection object. You can also make a connection to a database by passing a connection string via a Command or Recordset object. However, this type of connection is only good for one specific, single query.