source code to connect oracle database in java

... TNSNAMES.ORA Oracle uses a configuration file named TNSNAMES.ORA to locate the Oracle database and determine how to connect to it based on the Data Source or Database attribute in the connection string. ... want to connect to an Oracle database. Solution You can connect to an Oracle database using either the Oracle .NET data provider or the OLE DB .NET data provider. The sample code contains two ... Oracle Button.Click Creates and opens a connection to an Oracle database using the Oracle .NET data provider. Information about the database is displayed from the properties of the OracleConnection...

Ngày tải lên: 24/12/2013, 05:15

... "server=localhost ;database= Northwind;uid=sa;pwd=sa"; // create a SqlConnection object to connect to the // database, passing the connection string to the constructor SqlConnection mySqlConnection = Using a ... different. Connection Pooling Opening and closing a database connection is a relatively time-consuming process. For this reason, ADO.NET automatically stores database connections in a pool. Connection ... Listing 7.1: MYSQLCONNECTION.CS /* MySqlConnection.cs illustrates how to use a SqlConnection object to connect to a SQL Server database */ using System; using System.Data; using...

Ngày tải lên: 07/11/2013, 10:15

... Closed The Connection is closed. Connecting The Connection is establishing access to the database. Executing The Connection is running a command. Fetching The Connection is retrieving information ... Closed to Open Calling mySqlConnection.Close() mySqlConnection State has changed from Open to Closed The InfoMessage Event The InfoMessage event fires when the database returns a warning or information ... produce information and error messages using the SQL Server PRINT or RAISERROR statements, which are described in Chapter 4 , "Introduction to Transact- SQL Programming." The following InfoMessageHandler()...

Ngày tải lên: 14/12/2013, 13:15

... writing, installing, and deploying Java applications within Oracle Database. Chapter 3, "Invoking Java in the Database& quot; Gives an overview and examples of how to invoke Java within the ... 2-4 Java Code, Binaries, and Resources Storage 2-5 Java Classes Loaded in the Database 2-5 Preparing Java Class Methods for Execution 2-6 Compiling Java Classes 2-6 Compiling Source Through javac ... the language. Using numerous Java Code, Binaries, and Resources Storage Java Applications on Oracle Database 2-5 In Oracle Database, you load the myprogram.class file into the database and publish...

Ngày tải lên: 21/12/2013, 04:16

... Label2 7.1 Create a Dialog Box to Connect to a New Database, Including Listing Available SQL Servers and Databases Users sometimes need to connect to various databases. An example of this is ... module in which to keep the routine. Listing 7.1 modSQLDMORoutines.vb: Creating a Connection String Function BuildCnnStr(ByVal strServer As String, _ ByVal strDatabase As String) As String ... Me.btnConnect.Enabled = True Else Me.btnConnect.Enabled = False End If End Sub 8. Add the code in Listing 7.7 to the Click event of the btnConnect button. In this routine, a Connection...

Ngày tải lên: 21/01/2014, 12:20

... see that you are connected to an idle instance 8. Now start the instance in nomount mode as, startup nomount pfile=d:\db18\initdb18.ora why are you starting the database in nomount mode ? ... oracle SID as set oracle_ sid=db18 4. Start a windows service with internal password oradim –new –sid < ;database name> intpwd <password> is the syntax. In this case I use ceylonlinux_suranga ... sqlplus/nolog 2. Connect to the default database as sysdba in sql prompt SQL>conn sys /oracle as sysdba you can see the name of that database by executing select name from v $database; 3....

Ngày tải lên: 25/01/2014, 05:20

... regarding an index-organized table. Unique Indexes When creating a B-tree index you can define it to be a unique index. In this regard it acts like a unique key constraint. When inserting into ... concepts introduced in this chapter and book. We now turn our attention to determining which type of index to use. Determining Which Type of Index to Use Oracle provides a wide range of index ... disadvantages to creating a unique index versus allowing Oracle to automatically create the index when defining a primary key or unique key constraint. Reverse Key Indexes Reverse key indexes are...

Ngày tải lên: 17/02/2014, 11:20

... the Indiana Administrative Code, the heading preceding the text is retained with a note explaining the deletion. The following table summarizes the most common heading notes appearing in the Indiana ... notes may be inserted to expand upon the information contained in an authority or affected line or history line. One or more Publisher’s notes may follow or be included in a history line. However, ... numbering and capitalization used in some provisions, have been changed to bring them into conformity with the style of the Indiana Administrative Code. Other matters have been referred to the...

Ngày tải lên: 20/02/2014, 05:21

... call exist here. Introduction to Java in Oracle Database 1-1 1 Introduction to Java in Oracle Database Oracle Database provides support for developing, storing, and deploying Java applications. ... Mode Sessions 1-22 Oracle Database Java Developer's Guide See Also: Oracle Database Administrator's Guide Using Java in Oracle Database Introduction to Java in Oracle Database 1-11 Figure ... garbage collector, session memory, and call memory. Using Java in Oracle Database Introduction to Java in Oracle Database 1-9 The combination of Java and Oracle Database helps you to create component-based,...

Ngày tải lên: 07/03/2014, 23:20

... chosen instance administrator user. The instance administrator owns all files in the installation directory tree. Only the instance administrator can operate the instance. Installation directories The ... directories The installer suggests default destination directories, based on the user performing the installation. Instance home directory The instance may be installed in any directory to which the instance ... mapped to a drive letter). Attempting to install TimesTen in a substituted directory results in an error. Installing TimesTen in silent mode TimesTen allows you to save installation options to a...

Ngày tải lên: 17/03/2014, 00:20

... Description of Java Code and Classes Java Code and Classes Description Storing Java code, binaries, and resources In Oracle Database, source code, classes, and resources reside within the database ... Sessions Introduction to Java in Oracle Database 1-21 Development Tools The introduction of Java in Oracle Database enables you to use several Java IDEs. The adherence of Oracle Database to the Java ... 2-34 Operating System Resources Affected Across Calls 2-34 3 Calling Java Methods in Oracle Database Invoking Java Methods 3-1 Utilizing Java Stored Procedures 3-1 Utilizing JNI Support 3-3 Utilizing...

Ngày tải lên: 23/03/2014, 16:20

Ngày tải lên: 29/03/2014, 16:20

... Using Oracle Clusterware to Protect A Single Instance Oracle Database 11g Page 12 rg1.db_ERI resource rg1.db_ERI is a new database resource that monitors and controls the Single Instance ... oracle] $ scp $ORACLE_ HOME/dbs/initERI.ora node2:/ $ORACLE_ HOME/dbs/ [oracle@ node1 oracle] $ ssh node2 mkdir –p /opt /oracle/ admin [oracle@ node1 oracle] $ scp –r /opt /oracle/ admin/* node2:/opt /oracle/ admin/ ... 0/0 ONLINE ONLINE node1 rg1.listener application 0/5 0/0 ONLINE ONLINE node1 rg1.vip application 0/1 0/0 ONLINE ONLINE node1 Using Oracle Clusterware to Protect A Single Instance Oracle Database...

Ngày tải lên: 30/03/2014, 13:20

... /opt /oracle/ product/10.1.0 ORACLE_ HOME=/opt /oracle/ product/10.1.0 ; export ORACLE_ HOME Installing Oracle Software Oracle is installed on all platforms by running the Oracle Universal Installer (OUI). This program is automatically invoked ... that supports Oracle: execute Add_Nums(10,2); Chapter 10 will provide greater insight into how to program PL/SQL to access and manipulate Oracle databases. Query Tools in Oracle 10g Oracle provides ... PM All -in- 1 / Oracle Database 10g OCP Certification All -in- One / Watson, Bersinic / 5790-3 Oracle Database 10g OCP Certification All -in- One Exam Guide 24 Exercise 2-1: Installing Oracle Database...

Ngày tải lên: 07/04/2014, 15:52

... work of developing compiled DLLs. Connecting and disconnecting (Simple) In this recipe we will explore making connections to Oracle. Getting ready Start by gathering any database connection details ... $item.connectionString } $connectString = Get-ConfigConnectionString .\App.config AppConnect www.it-ebooks.info Instant Oracle Database and PowerShell How -to 35 In addition to inserts, updates, and deletes, Invoke -Oracle ... user information. The example connection string is against the HR sample database included with Oracle Express. To connect to this database you may need to adjust the user ID and/or password in...

Ngày tải lên: 24/04/2014, 15:42

Ngày tải lên: 29/06/2014, 08:20

Ngày tải lên: 06/07/2014, 13:20

Ngày tải lên: 06/07/2014, 13:20

Ngày tải lên: 06/07/2014, 13:20

Ngày tải lên: 06/07/2014, 13:20