secure a database information database

... Thiết Kế Một Database Tạo Một User Database Chúng ta có thể tạo một database dễ dàng dùng SQL Server Enterprise bằng cách right-click lên trên " ;database& quot; và chọn "New Database& quot; ... thông thường đó là Default Instance. Một Instance c a SQL Server 2000 có 4 system databases và một hay nhiều user database. Các system databases bao gồm: • Master : Ch a tất cả những thông tin ... AuthID First Name Last Name A1 John Brown A2 Matthew Bortniker A3 Rick Johnson A4 Peter Wright A5 James Moon AuthorBook BookID AuthID 1 A1 2 A2 2 A3 3 A4 3 A5 3 A1 Ngoài ra một trong...

Ngày tải lên: 25/08/2012, 09:00

... (Confidentiality) Information Security Information Security Information Availability Information Availability Information Confidentiality Information Confidentiality Information Integrity Information Integrity EMC’s Heritage P r o t e c t i o n and A Natural and ... Ensuring applications and data are available during planned and unplanned outages. Go to View/Master/Slide Master to type in header 10 EMC’s Security Efforts to Date • CEO-level Mandate • Information ... loss *(Potential for 0 data loss for Async)  Sync = 0 data loss  Async = acceptable data loss Recovery Service  OS: restored from tape and validated  Application: restored from tape and validated  Data:...

Ngày tải lên: 24/04/2013, 20:04

... ta nói đến một Instance c a SQL Server 2000, thông thường đó là Default Instance. Một Instance c a SQL Server 2000 có 4 system databases và một hay nhiều user database. Các system databases bao ... user database được tạo ra thì SQL Server sẽ copy toàn bộ các system objects (tables, stored procedures ) từ Model database sang database mới v a tạo. • Msdb : Database này được SQL Server Agent ... Sp_help ['object'] Cung cấp thông tin về một database object (table, view ) hay một data type. Sp_helpdb [&apos ;database& apos;] Cung cấp thông tin về một database cụ thể nào đó. Sau đó...

Ngày tải lên: 06/10/2013, 17:20

... as a transaction with an isolation level of READ COMMITTED. READUNCOMMITTED Same as NOLOCK. REPEATABLEREAD Use the same locking as a transaction with an isolation level of REPEATABLE READ. ... SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... by a user. Locks are acquired and released by user actions; they are managed internally by database software. A locking hint can be specified with SELECT, INSERT, DELETE, and UPDATE statements...

Ngày tải lên: 17/10/2013, 20:15

... ADO.NET automatically stores database connections in a pool. Connection pooling offers a great performance improvement because you don't have to wait for a brand new connection to the database ... established when there's a suitable connection already available. When you close a connection, that connection isn't actually closed; instead, your connection is marked as unused and ... "server=localhost ;database= Northwind;uid=sa;pwd=sa"; where server specifies the name of the computer on which SQL Server is running. database specifies the name of the database. uid specifies...

Ngày tải lên: 07/11/2013, 10:15

... Standby Database Wizard Select “Create a new logical standby database. ” Copyright © 2006, Oracle. All rights reserved. 7 - 5 Securing Your Logical Standby Database • Configure the database guard ... maintained by Data Guard SQL Apply. – NONE: normal security • Query GUARD_STATUS column in V $DATABASE. • Database guard level is set to ALL by broker automatically on the logical standby database. • Database ... user access to tables. • ALTER DATABASE GUARD command keywords: – ALL: prevents users from making changes to any data in the database. – STANDBY: prevents users from making changes to any data...

Ngày tải lên: 09/12/2013, 16:15

... System.Object class acts as the base class for all classes. In other words, all classes are ultimately derived from the System.Object class. The second parameter is an object of a class that is derived ... StateChangeEventArgs class. The following example defines a method named StateChangeHandler to handle the StateChange event. You'll notice that the second parameter to this method is a StateChangeEventArgs ... InfoMessage Event The InfoMessage event fires when the database returns a warning or information message produced by the database. You use the InfoMessage event to monitor these messages. To...

Ngày tải lên: 14/12/2013, 13:15

... as a transaction with an isolation level of READ COMMITTED. READUNCOMMITTED Same as NOLOCK. REPEATABLEREAD Use the same locking as a transaction with an isolation level of REPEATABLE READ. ... SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... by a user. Locks are acquired and released by user actions; they are managed internally by database software. A locking hint can be specified with SELECT, INSERT, DELETE, and UPDATE statements...

Ngày tải lên: 14/12/2013, 18:16

... Team LiB ] [ Team LiB ] Recipe 1.4 Connecting to a Secured Access Database Problem You want to connect to a Microsoft Access database that has been secured with user-level security and ... database. The sample code contains a single event handler: Connect Button.Click Creates and opens a connection to a Microsoft Access database secured with user- level security and a workgroup ... defined by ADO.NET. To open a database secured by Microsoft Access user-level security, use the Jet OLEDB:System Database attribute in the connection string to specify the path and filename of...

Ngày tải lên: 24/12/2013, 05:15

... Button.Click Allows the user to specify the filename for the new Access database and then calls the CreateAccessDatabase( ) method in the sample to create the database. CreateAccessDatabase( ) This ... [ Team LiB ] Recipe 10.6 Creating a New Access Database Problem You need to create a new Microsoft Access database. Solution Use ActiveX Database Objects Extensions (ADOX) from ... ADOX through COM interop to create the new Access database having the specified filename. The C# code is shown in Example 10-6 . Example 10-6. File: CreateAccessDatabaseForm.cs // Namespaces,...

Ngày tải lên: 24/12/2013, 05:15

... the DataSet passed in as an NText input parameter @data. The parameters @data and @datadeleted contain an XML representation of a DataSet containing all updated and added records and all deleted ... Load the schema and data for the table. da.FillSchema(ds, SchemaType.Source, TABLENAME); da.Fill(ds, TABLENAME); // Columns in XML representation of data as attributes foreach(DataColumn ... System.EventArgs e) { ds = new DataSet( ); // Create the DataAdapter. SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME, ConfigurationSettings.AppSettings["Sql_ConnectString"]);...

Ngày tải lên: 21/01/2014, 11:20

... ListBox Name lstDatabases Label Name Label3 Text Backup Devices ListBox Name lstBackupDevices Command Button Name btnBackup Text &Backup Label Name Label4 Text Backup Set Name TextBox ... SQL Server that he wants to display the databases of. He can then choose the database and backup device. From there, the user can click the Backup button to perform the backup. You can then click ... individual header information. Using the objects listed in Table 7.3, you will create a form with options for the user to back up his database and verify the information after it has been saved....

Ngày tải lên: 21/01/2014, 12:20

... REFERENTIAL_CONSTRAINTS information schema view Column name Data type Description CONSTRAINT_CATALOG nvarchar(128) Database name CONSTRAINT_SCHEMA nvarchar(128) Constraint owner name CONSTRAINT_NAME ... name Data type Description CONSTRAINT_CATALOG nvarchar(128) Constraint name CONSTRAINT_SCHEMA nvarchar(128) Constraint owner CONSTRAINT_NAME sysname Constraint name TABLE_CATALOG nvarchar(128) ... CONSTRAINT_CATALOG nvarchar(128) Constraint qualifier CONSTRAINT_SCHEMA nvarchar(128) Constraint owner name CONSTRAINT_NAME nvarchar(128) Constraint name TABLE_CATALOG nvarchar(128) Table qualifier TABLE_SCHEMA...

Ngày tải lên: 26/01/2014, 10:20

... accomplish this task. It's all well and good to be able to back up and verify a SQL Server database, but what about being able to restore the database if necessary? How do you create a ... Label Name Label1 Text SQL Servers ListBox Name lstSQLServers Label Name Label2 Text Databases ListBox Name lstDatabases Label Name Label3 Text Backup Devices ListBox Name lstBackupDevices ... which he wants to display the databases. He can then choose the database and backup device. From there, the user can click the Restore button to restore the database. 1. Create a Windows Form....

Ngày tải lên: 26/01/2014, 11:20

Ngày tải lên: 20/02/2014, 05:20

Ngày tải lên: 21/02/2014, 05:20

Ngày tải lên: 08/03/2014, 04:22

Ngày tải lên: 16/03/2014, 16:20

Ngày tải lên: 23/03/2014, 12:20

Ngày tải lên: 23/03/2014, 12:20