A relational SQL Example

... relational SQL. Why the term relational SQL? With Oracle, you have three options as to how you use the database: • Use the database strictly as a relational database storing information in tables. ... Entity relationship diagram for the sample HR database 8.3 Relational Database Design At this point, we have a theoretical analysis of the HR database. Before we create a physica...

Ngày tải lên: 29/09/2013, 09:20

... object views against relational tables to create an object face to a relational database or create object tables and access the column attributes as though they are part of relational tables by using ... with relational SQL or treat them as an object. Using object views, you can migrate a legacy relational database to a relational- object database. While creating an object...

Ngày tải lên: 29/09/2013, 09:20

... automatically generated table names Table and Table1. da.TableMappings.Add("Table", ORDERS_TABLE); da.TableMappings.Add("Table1", ORDERDETAILS_TABLE); // Fill the DataSet ... used to create a DataReader containing multiple result sets. In either case the results are displayed in a data grid for the DataSet and in a text box for the DataReader. DataSet Radi...

Ngày tải lên: 14/12/2013, 18:16

... database to a new database, see the How to export Contact list from McKoi database to Microsoft SQL Server? document. Step 1: Download a shareware database management tool You need a database ... Click Save to add the database handler to the configuration. 4. Navigate to Database > Selection and select the newly created Microsoft SQL Server database for all database se...

Ngày tải lên: 20/12/2013, 23:15

... mySqlDataAdapter to mySqlTransaction: SqlTransaction mySqlTransaction = mySqlConnection.BeginTransaction(); mySqlDataAdapter.SelectCommand.Transaction = mySqlTransaction; mySqlDataAdapter.InsertCommand.Transaction ... mySqlDataAdapter.InsertCommand.Transaction = mySqlTransaction; mySqlDataAdapter.UpdateCommand.Transaction = mySqlTransaction; mySqlDataAdapter.DeleteCommand.Transaction...

Ngày tải lên: 24/12/2013, 01:17

... // SQL DDL command text to create database. String sqlText = "CREATE DATABASE MyDatabase ON PRIMARY " + "(NAME = MyDatabase_Data, " + "FILENAME = '" + DATAFILENAME ... categories of SQL statements: D atabase Definition Language (DDL) Used to manage all objects in the database, generally with CREATE, ALTER, and DROP statements to create, modify,...

Ngày tải lên: 21/01/2014, 11:20

... You can physically create a new SQL Server database in several ways: • Use SQL Server's Enterprise Manager to create the database. • Programmatically create the database. You can do this ... node and choose Create New SQL Server Database. The second way is to right-click on the SQL Server instance to which you want to add the database-in this case, SHADRACH2-and then choo...

Ngày tải lên: 21/01/2014, 12:20

... Viglas, K. Beyer, J. Shanmugasundaram, E. Shekita. Storing and Querying Ordered XML Using a Relational Database System. SIGMOD 2002. [21] M. Yoshikawa and T. Amagasa. XRel: a path-based approach ... model in the general case. XML data is hierarchical and may have a recursive structure; relational databases provide weak support for hierarchical data (modeled as foreign key relat...

Ngày tải lên: 07/03/2014, 14:20

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Ngày tải lên: 30/03/2014, 02:20

... WALTER 18 Davis,Karen2001.“ResponsibilityandDailyLife,ReflectionsoverTimespace”in Timespace,GeographiesofTemporality,JohnMayandNigelThrift,eds.(London: Routledge)pp.133‐148. Desai,Manisha2001.“India:Women’sMovementsfromNationalismtoSustainable Development”inWomen’sRights: A GlobalView,LynnWalter,ed.(Westport,CT: GreenwoodPress) pp.99‐112. DeV...

Ngày tải lên: 30/03/2014, 16:20