Xem 1-20 trên 106 kết quả Database classes
  • This guide is for developers or database administrators who are interested in storing, retrieving, and manipulating media data in Oracle Database, including developers of multimedia specialization applications. Users of this guide should have experience with SQL, PL/SQL, Java, Java Database Connectivity (JDBC), and interMedia.

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  • Beginning Database Design, Second Edition provides short, easy-to-read explanations of how to get database design right the first time. This book offers numerous examples to help you avoid the many pitfalls that entrap new and not-so-new database designers. Through the help of use cases and class diagrams modeled in the UML, you’ll learn to discover and represent the details and scope of any design problem you choose to attack.

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  • The DataViewManager Class A DataViewManager allows you to centrally manage multiple DataView objects in a DataSet. A DataViewManager also allows you to create DataView objects on the fly at runtime

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  • The SqlDataAdapter Class You use an object of the SqlDataAdapter class to synchronize data stored in a DataSet object with a SQL Server database

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  • The DataSet Class You use an object of the DataSet class to represent a local copy of the information stored in the database.

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  • The DataTable Class You use an object of the DataTable class to represent a table. You can also store multiple DataTable objects in a DataSet. Table 11.1 shows some of the DataTable properties.

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  • The SqlCommand Class You use an object of the SqlCommand class to execute a command against a SQL Server database

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  • The SqlDataReader Class You use an object of the SqlDataReader class to read rows retrieved from a SQL Server database, an object of the OleDbDataReader class to read rows from any database that supports OLE DB

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  • Understanding the SqlConnection Class You use an object of the SqlConnection class to connect to a SQL Server database, and this object handles the communication between the database and your C# program.

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  • [ Team LiB ] Recipe 7.17 Using ADO.NET Design-Time Features in Classes Without a GUI Problem The design-time environment provides controls and wizards to facilitate creation of and management of properties of ADO.NET objects.

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  • The DataRowView Class Rows in a DataView object are stored as objects of the DataRowView class.

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  • The ForeignKeyConstraint Class You use an object of the ForeignKeyConstraint class to represent a foreign key constraint between two DataTable objects.

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  • The Managed Provider and Generic Data Set Classes To provide both connected and disconnected database access, ADO.NET defines two sets of classes: managed provider and generic data.

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  • Reading a Column Value Using Strongly Typed DataSet Classes A strongly typed DataSet object allows you read a column value using a property with the same name as the column.

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  • The DataColumn Class You use an object of the DataColumn class to represent a column. You can also store multiple DataColumn objects in a DataRow.

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  • The DataRow Class You use an object of the DataRow class to represent a row. You can also store multiple DataRow objects in a DataTable. Table 11.4 shows some of the DataRow properties.

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  • Learn Visual Basic 6.0 is a self-paced course. The suggested approach is to do one class a week for ten weeks. Each week’s class should require about 4 to 8 hours of your time to grasp the concepts completely. Prior to doing a particular week’s work, open the class notes file for that week and print it out. Then, work through the notes at your own pace. Try to do each example as they are encountered in the notes. If you need any help, all solved examples are included in the VB Code folder.

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  • Chapter 1: Introduction to Database Programming with ADONET Chapter 2: Introduction to Databases Chapter 3: Introduction to Structured Query Language (SQL) Chapter 4: Introduction to Transact-SQL Programming Chapter 5: Overview of the ADONET Classes Chapter 6: Introducing Windows Applications and ADONET Chapter 7: Connecting to a Database

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  • The UniqueConstraint Class You use an object of the UniqueConstraint class to ensure that a DataColumn value, or combination of DataColumn values, is unique for each DataRow in a DataTable.

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  • This paper describes automatic techniques for mapping 9611 entries in a database of English verbs to WordNet senses. The verbs were initially grouped into 491 classes based on syntactic features. Mapping these verbs into WordNet senses provides a resource that supports disambiguation in multilingual applications such as machine translation and cross-language information retrieval.

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