best sql book

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"Essentials of high-performance SQL tuning and Case Resolution" a book on mainstream relational database SQL tuning (SQL tuning or SQL Optimization) core mechanism-index

Tags: implementation mechanism originally page organizes tables based on free article content index ClustFollowing the book on SQL tuning (SQL tuning or SQL optimization) in the essentials of high-performance SQL tuning and case resolution, we talk today about one of the mos

SQL Server Enterprise Platform Management Practice book notes--about how SQL Server databases are backed up

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 the database. So the number of transaction log backups to recover will be large. To avoid this scenario, consider usi

SQL Server Enterprise Platform Management Practice book notes--about how SQL Server databases are restored

. Start a page restore from a full database backup, file backup, or filegroup backup that contains the page. In the Restore DATABASE statement, use a page clause to list the page IDs of all the pages that you want to restore.Page= ' Filepage '3. Apply the most recent differential backup.4, apply the subsequent log backup.5. Create a new database tail-log backup.6, restore the new tail day backup. After you apply this new log backup, the page restore is complete and you can start to access the pa

SQL Server Enterprise Platform Management Practice book Notes--sql Server How to set auto-grow and auto-shrink items

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 recommended for multiple use. This is because:1. SQL Server will grow automatic

Oracle SQL Training Tutorial: Learn Oracle SQL and Web Rapid Application development in practice-book notes

"annual Salary"From EMP ORDER by 3 DESC;SELECT ename,job,sal from emp ORDER by Job,sal DESC;SELECT ename,job,sal from emp ORDER by Empno;Modify Default display widthSET line[size] {80|n}SET Line 100L display the SQL statement in the buffer you just enteredN Text modified section of error'/' (run) commandSAVEGET@ or Start command when the specified script file contents are loaded into the SQL buffer to runS

The ultimate guide to Oracle's C PL (SQL) programming, a weekly book

Tags: array rar organization Throw exception build log job schedule exec expressionThis week's book is the Ultimate guide to Oracle's C PL (SQL) programming, published by the mechanical industry press, Sun Fingdong, Wang Yu, Guo Xiaohui. Content Introduction: The ultimate guide to Oracle 12c PL/SQL is the most systematic, comprehensive, practical and

SQL Server Enterprise Platform Management Practices book notes--sql server shrinking database causes of poor use

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

SQL Server Enterprise Platform Management Practice book Notes--sql Server How to set auto-grow and auto-shrink items

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

SQL Server Enterprise Platform Management Practice book Notes--sql Server database file allocation method

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

SQL Server Enterprise Platform Management Practice book notes--about how SQL Server databases are backed up

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

SQL Server Enterprise Platform Management Practices book notes--sql server shrinking database causes of poor use

≤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

SQL Server Enterprise Platform Management Practice book notes-backup and recovery of several system libraries

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

SQL Server Enterprise Platform Management Practice book notes-backup and recovery of several system libraries

included with SQL ServerDatabase Not supported The resource database is located in the Mssqlsystemresource.mdf file,The file contains nearly the code. Therefore, SQL Server cannot back up the resource database.However, it can be done through file backup and backup to disk, and not through SQL Server when restoring.To restore these backups, you ca

SQL SERVER Book

Guide-best architectures and Examples (7th edition) 9787302181156 38 SQL Server 2008 Reporting Services from Getting started to mastering (Microsoft Technical Series) 9787302218883 39 SQL injection attack and defense (Security Technology Classic translation bundle) 9787302224136 40 Proficient in SQ

Mastering Oracle10g PL/SQL programming is a good book for Oracle beginners

I found a This book starts with some of the most basic knowledge and works with easy-to-understand examples to help you get started with simple knowledge points at and then go deeper step by step, each step will be used in concert with the example to explain to you. One small step at a time is the foundation of the next step, until the usage is relatively advanced. Oracle10g PL/SQL programming tutorial

e-book SQL injection attacks and defenses. pdf

Tags: href database ebook client use more university L database learningSQL injection attack is a long-standing, but growing security threat in recent years, "Security Technology Classic Translation Bundle: SQL injection attack and Defense (2nd edition)" is committed to deep discussion of SQL injection problem."Security Technology Classic Translation Bundle: SQL

Multiple SQL injection and cross-site scripting vulnerabilities in PHP Address Book

Multiple SQL injection and cross-site scripting vulnerabilities in PHP Address Book Release date:Updated on: Affected Systems:PHP Address BookDescription:Bugtraq id: 71862 PHP Address Book is a Web-based Address Book. PHP Address Book has multiple

SQL Server: Reading notes of the book of the ' Must Know '

Label:First, preface:As a fresh graduate and ready to interview the net Siege Lion, before in the library that this book is very basic, this time to go home to buy their own to review, by the way to do reading notes.Second, the code download:Official: http://forta.com/books/0672336073/  Click I download SQL Server version from the Web diskThree, sample table:The table used in this

SQL Server Enterprise Platform Management Practice book notes-what to do when our backups are corrupted

establishing a backup and choosing a recovery strategy, consider the worst case scenario and plan ahead to minimize the loss.Can find a spare machine, do log Shipping, this method is recommended, mainly low costThere are several advantages:1, compared with the physical image of such technology, this scheme is more economical. Backup service hardware requirements are not high, as long as the hard disk is large enough.2. Although SQL Server provides se

SQL Server Enterprise Platform Management Practice book notes-what to do when our backups are corrupted

method is recommended, mainly low costThere are several advantages:1, compared with the physical image of such technology, this scheme is more economical. Backup service hardware requirements are not high, as long as the hard disk is large enough.2. Although SQL Server provides several backup verification mechanisms, the only way to ensure full reliability of backup is to actually recover it.3, early recovery backup, so that when a real disaster occu

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