windows server book

the data object Partition_number Partition code Rows Approximate number of rows of data hobt_id Storage unit ID of the heap or B-tree where the data is stored Let's find a database to look at the fragmentation situation:You can see that the arrows refer to this row of data, the theory should be a zone on it, but in fact it establishes two partitions ... So this situation can be considered to defragment, to rebuild, to release deb

feature is set, SQL Server checks file usage every half hour. DBCC SHRINKFILE actions are automatically run if the free space is greater than 25%,sql server. So this feature prevents the data from requesting too much space and not using it. For a system with a very tight disk space, this setting is undoubtedly helpful. But from the database's own health and performance considerations, this setting is not r

Original: SQL Server Enterprise Platform Management Practice book Notes--sql Server database file allocation method1, file allocation methods and file space Check methodThe most common commands for checking data files and table sizes are: sp_spaceusedThis command has three defects: 1, the use of each data file and log file is not visible. 2, this stored procedure

are most appropriate for the database business requirements. This figure shows 4 filegroups, one at a time, for each filegroup. Their backup order (a, C, B, a) reflects the business requirements of the database.Under the full recovery model, restoring a filegroup backup requires not only restoring the filegroup backup itself, but also restoring all log backups from the last full database backup to the target point in time of recovery. To ensure that the file remains consistent with the rest of

Rob Tiffany's demonstrated a 4-layer merge replication architecture with 2007 subscriptions at MEDC 2007 Las Vegas and tech ed 800 Orlando. Later, he began to write a book titled "Windows Mobile Data Synchronization with SQL Server 2005 and SQL Server compact 3.1", which organized valuable experience in building a high

≤8) Ext_size Size of the extents, in page units object_id The ID of the database object index_id Represents the type of the data object Partition_number Partition code Rows Approximate number of rows of data hobt_id Storage unit ID of the heap or B-tree where the data is stored Let's find a database to look at the fragmentation situation:You can see that the arrows refer to

After half a year of hard work, the Microsoft official Windows Phone 7 Chinese edition development book Windows Phone 7 Application Development Guide was finally published!It finally ended the absence of official Chinese development books. This book covers all aspects of WP7.x development and contains a large number of

Original: SQL Server Enterprise Platform Management Practice book notes-backup and recovery of several system librariesmaster databaseMaster acts as the primary database for the database, documenting all system-level information for the SQL Server system, such as logged-on users, System configuration settings, endpoints and credentials, and the information needed

Windows powershell 2.0 administrator's pocket consultant is one of the Stanek pocket books. Author Willam R. Stanek ownsProgramDesign Experience and nearly 100 IT technology books have been written. It can be said that he is an expert. His pocket book series for it pro is only a small part of his work.Let's go back and explain why we need to understand powershell? We all know that

Driver, and debugging a Driver for information about iterative Building, testing, and Deb Ugging. This process would help ensure and that's build a driver that works. Create A driver package for your Storport miniport driver. Create a driver packageFor more information, see Creating a Driver package. Sign and Distribute your Storport miniportdriver. Add a digital signature to the driver package and send it to a small partner The final step is to (optionally) sign and distribute the drive

backed up.Restoring the model database is the same as performing a full database restore of user data.msdb databaseThe msdb database is used to store scheduling information and information about backup and restore history, so SQL Server itself, SSMS and agentd, use it.SQL Server automatically maintains a full in-place backup and restore history in the msdb database. This information includes the name of th