connecting to an oracle database from sql server
Tài liệu Connecting to an Oracle Database docx
... provider accesses an Oracle database using the Oracle Call Interface (OCI) through Oracle client connectivity software The provider can access Oracle 7.3.4 or later and requires Oracle 8i Release ... 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 An ... as a bridge from applications that already use OLE DB Use a native Oracle NET data provider where practical ODBC Finally, the ODBC NET data provider can connect to an Oracle database An example...
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Tài liệu Connecting to a Named Instance of SQL Server or Microsoft Data Engine (MSDE) docx
... installed and used simultaneously by every installed instance of SQL Server Client tools such as Enterprise Manager and Query Analyzer are also shared The System.Data.SqlClient class cannot automatically ... instance of SQL Server listening on a port other than the default 1433 To connect to a named instance of SQL Server listening on a custom port, specify the port number following the instance ... result.ToString( ); } Discussion SQL Server 2000 introduced the ability to install multiple copies of SQL Server on a single computer Only one copy can function as the default instance at any time;...
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Tài liệu Retrieving Database Schema Information from SQL Server pptx
... independent access to SQL Server metadata Although based on the sysobjects and syscomments system tables, the views allow applications to continue to work properly even if the system tables change They ... change They provide an alternative to the system stored procedures that were previously used and are still available The INFORMATION_SCHEMA views conform to the SQL- 92 Standard The views are ... ROUTINES All user-defined functions and stored procedures SCHEMATA All databases TABLE_CONSTRAINTS All table constraints TABLE_PRIVILEGES Tables with a privilege granted to or by the current user TABLES...
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Tài liệu Getting an Identity Column Value from SQL Server pptx
... DataAdapter da.InsertCommand = new SqlCommand(INSERTCATEGORIES_SP, da.SelectCommand.Connection); da.InsertCommand.CommandType = CommandType.StoredProcedure; // Add the output parameter SqlParameter param ... da.SelectCommand.Connection); da.InsertCommand.CommandType = CommandType.Text; Batch SQL commands not support output parameters, so only the FirstReturnedRecord method will work with a batch SQL command ... da = new SqlDataAdapter(GETCATEGORIES_SP, ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); da.SelectCommand.CommandType = CommandType.StoredProcedure; // Create the insert command for...
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Retrieve XML from SQL Server 2000
... Text SQL To Execute TextBox ID txtSQLToExecute Text SELECT * FROM Customers FOR XML AUTO, ELEMENTS ID btnRetrieveXML Text Retrieve XML ID taOutput Button TextArea HyperLink ID hplReturnToMain ... SqlClient.SqlConnection(BuildCnnStr("(local)", "Northwind")) Dim cmdCust As SqlClient.SqlCommand = New SqlClient.SqlCommand( _ Me.txtSQLToExecute.Text, cnn) Dim xrCust As System.Xml.XmlReader Dim intAtts ... document, and they concatenate to a string Last, the string is assigned to the InnerText property of taOutput, and the connection to the XMLReader object is closed Listing 12.10 wfrmHowTo12_4.aspx.vb:...
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OCA Oracle Database 11g SQL Fundamentals I Exam Guide P2
... organization SQL is now an international standard It is managed by committees from ISO and ANSI ISO is the Organisation Internationale de Normalisation, based in Geneva; ANSI is the American ... the SQL Language 23 CERTIFICATION OBJECTIVE 1.03 Summarize the SQL Language SQL is defined, developed, and controlled by international bodies Oracle Corporation does not have to conform to the SQL ... Consider the situation where one author can write many books, and one book can have many authors This is a many -to- many relationship, which cannot be fit into the relational model Sketch out data...
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OCA Oracle Database 11g SQL Fundamentals I Exam Guide P1
... the database An Oracle instance with an Oracle database makes up an Oracle server The processing model implemented by the Oracle server is that of client -server processing, often referred to as ... proprietary to Oracle Oracle Enterprise Manager Grid Control globalizes the management environment A management repository (residing in an Oracle database) and one or more management servers manage ... against an Oracle database and invoke SQL commands Many organizations will not want to use a 3GL to develop database applications Oracle Corporation provides rapid application development tools...
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Connecting to an Access Databasefrom ASP.NET
... configured Configure the Access server On the Access computer, the user account that is used to access the database requires Read, Write, Execute, and Change permissions on the database file The user ... Execute, Delete, and Change permissions on the folder containing the database files The user account requires permissions to access the share that contains the database file and folders The user ... is configured to prevent users of the web site from viewing the contents of the web.config file—this is the default configuration Other ways to impersonate a user from an ASP page are described...
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Tài liệu Connecting to an ODBC Data Source ppt
... in Server Explorer and drag it onto a form or design surface Configure the OdbcConnection object that appears in the component tray Drag an OdbcConnection from the Data tab of the Toolbox onto ... The following ODBC providers are guaranteed to be compatible with the ODBC.NET data provider: • • • Microsoft SQL Server ODBC Driver Microsoft ODBC Driver for Oracle Microsoft Access (Jet) ODBC ... setting the ConnectionString attribute to "DSN=myDSN" or "FileDSN=myFileDSN" For more information about specifying ODBC connection strings, see the topic "SQLDriverConnect" in the ODBC Programmer's...
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Tài liệu Reading XML Data Directly from SQL Server doc
... Discussion SQL Server 2000 introduced support for retrieving data in XML format using the FOR XML clause The NET SQL Server data provider SqlCommand object has an ExecuteXmlReader( ) that allows you to ... to retrieve an XML stream directly from SQL Server, where it returns an XmlReader that contains the results of the SQL query The ExecuteXmlReader( ) method can only be used with SQL statements ... clause The ExecuteXmlReader( ) method can also be used to return ntext data containing valid XML For more information about the FOR XML clause, see Microsoft SQL Server Books Online [ Team LiB ] ...
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Tài liệu Retrieving Column Default Values from SQL Server pdf
... // Command for system stored procedure returning constraints SqlCommand cmd = new SqlCommand("sp_helpconstraint", conn); cmd.CommandType = CommandType.StoredProcedure; cmd.Parameters.Add("@objname",SqlDbType.NVarChar,776); ... default in SQL Server for dates and strings, and an additional prefix N in the case of Unicode strings These delimiters need to be stripped from the value before it can be assigned to the DefaultValue ... conn.Close( ); resultTextBox.Text = result.ToString( ); Discussion The default value for a column in SQL Server is stored as a DEFAULT constraint The system stored procedure sp_helpconstraint returns...
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Tài liệu Creating DataSet Relationships from SQL Server Relationships docx
... new SqlConnection( ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); SqlCommand cmd = new SqlCommand(sqlText, conn); // Fill the DataReader with constraint information conn.Open( ); SqlDataReader ... new DataSet( ); SqlDataAdapter da; // Add the Orders and Order Details tables to the DataSet da = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); ... { // Store the current parent and child table names parentTableName = reader["ParentTable"].ToString( ); childTableName = reader["ChildTable"].ToString( ); // Store the cascade update and delete...
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Tài liệu Oracle Database 11g SQL (Oracle Press) pptx
... Technical managers or consultants who need an introduction to SQL and PL /SQL No prior knowledge of the Oracle database, SQL, or PL /SQL is assumed; you can find everything you need to know to become ... who need to write SQL and PL /SQL ■ Database administrators who need in-depth knowledge of SQL ■ Business users who need to write SQL queries to get information from their organization’s database ... 11g SQL Starting SQL* Plus from the Command Line You can also start SQL* Plus from the command line To this, you use the sqlplus command The full syntax for the sqlplus command is sqlplus [user_name[/password[@host_string]]]...
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Tài liệu Oracle Database 11g SQL P2 docx
... 11g SQL Starting SQL* Plus from the Command Line You can also start SQL* Plus from the command line To this, you use the sqlplus command The full syntax for the sqlplus command is sqlplus [user_name[/password[@host_string]]] ... examine database tables, run scripts, edit and debug PL /SQL code, and much more SQL Developer can connect to any Oracle Database, version 9.2.0.1 and higher, and runs on Windows, Linux, and Mac ... the store_ schema .sql script for you) Run the store_schema .sql script from within SQL* Plus using the @ command The @ command has the following syntax: @ directory\store_schema .sql where directory...
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Tài liệu Oracle Database 11g SQL P1 docx
... Technical managers or consultants who need an introduction to SQL and PL /SQL No prior knowledge of the Oracle database, SQL, or PL /SQL is assumed; you can find everything you need to know to become ... who need to write SQL and PL /SQL ■ Database administrators who need in-depth knowledge of SQL ■ Business users who need to write SQL queries to get information from their organization’s database ... Oracle Database 11g SQL This page intentionally left blank Oracle Database 11g SQL Jason Price New York Chicago San Francisco Lisbon London Madrid Mexico City Milan New Delhi San Juan Seoul...
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Tài liệu Retrieve Results from SQL Server by Using the DataTable Object docx
... System.EventArgs) Handles btnLoadList.Click Dim odaCust As OleDb.OleDbDataAdapter Dim dtCust As DataTable = New DataTable() Dim strSQL As String ' Create the SQL String strSQL = "Select CustomerID, CompanyName ... CustomerID, CompanyName From Customers " & _ "Where CustomerID Like '" & Me.txtCustLimit.Text & "%'" ' Set up the exception catch Try ' Create an instance of the data adapter, ' and then fill the ... OleDb.OleDbDataAdapter(strSQL, _ BuildCnnStr("(local)", "Northwind")) odaCust.Fill(dtCust) ' Bind the data to the list box lstCustomers.DataSource = dtCust lstCustomers.DisplayMember = "CompanyName" lstCustomers.ValueMember...
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Oracle® Database PL/SQL Language Reference ppt
... Other DBMSs SQL SQL Application Application SQL IF THEN SQL ELSE SQL END IF; SQL Oracle Database with PL /SQL RPC Oracle Database with PL /SQL and Stored Procedures High Productivity PL /SQL lets ... ■ Oracle Database Object-Relational Developer's Guide ■ Oracle Database Concepts ■ Oracle Database PL /SQL Packages and Types Reference ■ Oracle Database Sample Schemas ■ Oracle Database SQL Language ... with SQL With PL /SQL, you can use all SQL data manipulation, cursor control, and transaction control statements, and all SQL functions, operators, and pseudocolumns PL /SQL fully supports SQL data...
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Oracle® Database PL/SQL User''''s Guide and Reference potx
... Executor SQL SQL Statement Executor Oracle Server In the Oracle Database Server Typically, the Oracle database server processes PL /SQL blocks and subprograms Anonymous Blocks Anonymous PL /SQL ... Performance SQL SQL Application Other DBMSs SQL SQL Application Application SQL IF THEN SQL ELSE SQL END IF; SQL Oracle Database with PL /SQL RPC Oracle Database with PL /SQL and Stored Procedures ... statements to the SQL engine in the Oracle database 1-18 Oracle Database PL /SQL User’s Guide and Reference PL /SQL Architecture Figure 1–3 PL /SQL Engine PL /SQL Engine procedural PL /SQL Block PL /SQL Block...
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oracle 10g - oracle database 10g - sql fundamentals ii - volume 1 - student guide
... USER Grantee can create other Oracle users DROP USER Grantee can drop another user DROP ANY TABLE Grantee can drop a table in any schema BACKUP ANY TABLE Grantee can back up any table in any schema ... Creating and Granting Privileges to a Role • Create a role CREATE ROLE manager; Role created • Grant privileges to a role GRANT create table, create view TO manager; Grant succeeded • Grant a role to ... privileges to all users WITH GRANT OPTION enables the grantee to grant the object privileges to other users and roles Oracle Database 10g: SQL Fundamentals II 1-13 Granting Object Privileges • Grant...
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Backup and Restore a DataBase trong SQL Server potx
... yêu cầu database mà chọn option thích hợp Ta schedule cho SQL Server backup định kỳ Restore Database Trước restore database ta phải xác định thứ tự file cần restore Các thông tin SQL Server chứa ... restore file backup lại (SQL Server log transaction roll back undo log file ta restore backup file SQL Server trả lại trạng thái no recovery từ ghi undo file) Người ta dùng option muốn restore database ... additional transaction logs can be restored " Enterprise Manager) incomplete transaction roll back database trạng thái consistent ta restore transaction log backup Simpo PDF Merge and Split Unregistered...
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