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Database pages in an MS SQL Server database are that basic unit of storage, which store the information in the records. These pages consist of eight bytes and eight contiguous pages constitute an extent. At times, these pages do get corrupt thereby disabling you to read through the pages. Such scenarios appear because of various MDF file corruption reasons such as virus infections, hardware damage, abrupt system shutdown when the database is open, etc. The possible way-out is to look for the rea ...more
Author: tanvi
Posted in: Data Recovery
Comments: 0Are you facing problems when you work on the MS SQL Server 2000 database? If yes, then do check out to see if the error messages are suggesting problems in the page definitions of the database. If this is indeed the case, then you should find out the reason of page corruption and try to address the problem. If you are unable to fix the issue, then I would suggest you to use third-party SQL database reco ...more
Author: tanviPosted in: Data RecoveryComments: 0Write-caching is the best way to improve data write and read process of your Microsoft SQL Server. It enhances the data reliability and makes the database transactions faster. However, in some situations, it may also lead to database inconsistency and database corruption. The problem generally occurs if Microsoft Exchange Server computer shuts down abnormally before successful completion of particular transaction. In such situations, entire database become inaccessible and you encounter severe d ...more
Author: markwilliumPosted in: Data RecoveryComments: 0Microsoft SQL Server is an enterprise RDBMS (Relational Database Management System) from Microsoft Corporation. It is one among the most popular and widely accepted database server. This database management system offers reliability, security, high-performance, and efficiency of your business-critical data. Under some circumstances, the SQL Server database may corrupt and your precious data may become inaccessible. It leads to severe data loss and require ...more
Author: markwilliumPosted in: Data RecoveryComments: 0In SQL Server databases, the data is stored in heaps when the data is not logically sorted in the tables. This heap can sometimes display abnormal behavior while working on the SQL database. Such cases can occur because of various reasons such as virus infections, power outages, abrupt system shutdown, hardware malfunctions, etc. In such cases, you should try to resolve the problem using in-house recovery methods. If you are not able to recover SQL database, then you should use a third-party ...more
Author: markwilliumPosted in: Data RecoveryComments: 0All the data in the SQL Server databases is stored in either clustered or non-clustered heaps. In a non-clustered heap, a row always points to another forwarding row to reference data. However, sometimes this behavior is not followed, which is often due to corruption in the MDF (Master Database File) files. Corruption in the MDF files can be due to virus infections, power outages, hardware problems, etc. In such cases, you need to perform MDF recovery using appropriate methods. However, if you a ...more
Author: markwilliumPosted in: Data RecoveryComments: 0Are you getting system-level errors while accessing your Microsoft SQL Server database? Are you unable to perform any I/O (Input/Output) operation on your database? Well, the problem generally occurs due to either conflicts of Windows API used by SQL Server or SQL Server database corruption. It leaves your database in an unusable state and leads to severe data loss situations. In order to get your mission critical data back in such cases, you must go for ...more
Author: markwilliumPosted in: Data RecoveryComments: 0Microsoft SQL Server uses indexes to effectively manage the database and improve its performance. It helps database manager to easily locate the specified table and extract it. However, in some situations the indexes may get damaged due to high fragmentation and database may become inaccessible. To overcome such issues, SQL Server provides you a tool, called DBCC DBREINDEX, to rebuild the database inde ...more
Author: markwilliumPosted in: Data RecoveryComments: 0Are you getting out-of-range or invalid data errors while accessing Microsoft SQL Server database? When you create a table in MS SQL Server, you need to specify the data types, size, and type of values that you can store in particular table. In case you store invalid data in any table, you may face this problem. The problem can also occur if database table is damaged and SQL Server application is unable to read it. This behavior causes data inaccessibility and data loss. At this stage, you are r ...more
Author: markwilliumPosted in: Data RecoveryComments: 0MS SQL Server 2000 is used to provide enterprise solution in many reputed organizations. The primary reasons behind this are that it is simple to use, scalable for huge databases, provides strong support for demanding situations, etc. However, having said that, the database tables may sometimes become corrupt thereby disabling you to use it properly. Such issues can occur due to virus infections, power outages, damaged hardware components, etc. You should inquire for the cause of the corruption ...more
Author: markwilliumPosted in: Data RecoveryComments: 0In SQL Server databases, an Index Allocation Map (IAM) page is a page type that stores the details about the extents, which is a collection of eight pages. These IAM pages are used to navigate through the heap, thereby making the searching process much faster. Well, at times these IAM pages do not exhibit the desired working due to database corruption. Database corruption can occur due to various reasons such as power outages, human errors, damaged hardware components, virus infections, etc. You ...more
Author: markwilliumPosted in: Data RecoveryComments: 0The DBCC CHECKDB command in SQL Server databases is used to check and repair any inconsistency in the databases. There are many extensions for this command that you can apply in various kinds of situations. However, at times when you this command finds any error on the system tables then it ends abruptly. Such cases can arise due to corruption in the database tables. In such situations, you should employ certain in-built workarounds to get the database repaired. If you are not able to recover th ...more
Author: markwilliumPosted in: Data RecoveryComments: 0In SQL Server 2008, the concept of FILESTREAM has been introduced. It enables you to store and manage large and unstructured data such as multimedia files, Word documents, etc. By doing this, it ensures that the performance of the SQL Server is not downgraded. However, some problem may occur in the FILESTREAM column directory that can make the database corrupt. This problem can appear due to various reasons such as virus infections ...more
Author: markwilliumPosted in: SoftwareComments: 0In Microsoft SQL Server, if any transaction violates the integrity constraints during execution, database inconsistency occurs. The transaction leaves your MS SQL Server database in illegal state and it gets aborted with an error. Database inconsistency leaves your MDF (Master Database File) in an unusable and inaccessible state, which can lead to serious data loss. In such cases, a valid and updated backup come for your rescue. You can easily restore all your valuable data from current backup a ...more
Author: markwilliumPosted in: Data RecoveryComments: 0Microsoft SQL Server includes an inbuilt utility, called DBCC CHECKDB, to check the consistency and integrity of MDF (Master Database File). However, sometimes the DBCC CHECKDB process does not complete successfully and can not fix the associated issues. Database inconsistency can make the SQL Server database inaccessible and lead to severe data loss situations. In such cases, you need to recover SQL database, in order to extrac ...more
Author: markwilliumPosted in: Data RecoveryComments: 0Using the indexes in SQL databases is a good practice as it makes searching the records faster and easier. The indexes consist of various pages that are arranged in the form of B-tree structures. When a query is executed, the database engine goes all way from the root node to the exact branch where the data is located. Any discrepancy in this routine may result in corruption of the database table. Such discrepancies can arise due to various reasons such as virus infections, hardware incompatibil ...more
Author: markwilliumPosted in: Data RecoveryComments: 0Are you getting 'Error 823' while accessing an SQL Server database or modifying the database? Are you getting various database inconsistency errors while querying SQL Server database? Well, the problem may take place if your SQL Server database is either inconsistent or damaged. In such critical situations, you must have a complete backup to restore data from it. However, the situations may become worse if there is no current backup in place. At this point of time, you have to opt for ...more
Author: markwilliumPosted in: Data RecoveryComments: 0