Applies to: SQL Server Azure SQL Database Azure SQL Managed InstanceThis article summarizes how the Database Engine implements page compression. This summary provides basic information to help you plan the storage space that you need for your data....
One year ago, the Data Compression support for SAP DDIC was introduced bySAP note 1459005 (Enabling index compression for SQL Server). By setting the profile parameter dbs/mss/compression you can change the compression type, which is used by the DDIC when creating new tables....
SQL Server 2008 also provides an added benefit in that I can compress the main table, [dbo].[CounterData] quite significantly using PAGE compression. The stored procedure shown below provided an estimate of the space saving, this was about 1/3 of the original table size. EXEC sp_estimate_...
Assume that you have page compression enabled on some tables in Microsoft SQL Server. When you try to access one of the tables, an access violation occurs. Resolution This problem is fixed in the following updates for SQL Server: Cumulative Update 11 for SQL Server 2017 Cumula...
About cumulative updates for SQL Server Workaround To work around this problem, disable page compression on tables. Status Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. ...
In the previous blog, I had mentioned that the PAGE compression is used to “minimize the data redundancy in columns in one or more rows on a given page”. You may wonder what exactly SQL Server does under thePAGE compressioncover? With PAGE compression, the SQL Server eliminates two types...
InnoDB数据页面压缩(Page Compression)技术可以使数据文件体积变小,降低磁盘开销,2亿行记录,可提高吞吐量(20%-30%),以较小的成本提高了CPU的利用率。尤其是对只读/读多写少的业务,(例如,查询历史订单表)最为有效,同样的磁盘空间可以存储更多的数据。
(语言上)区别性的】fraction【frækʃn 小部分;分数;小数;少量;一点儿】 of the total size of a database, compression could result in significant savings in storage, I/O or processor time. The compression and decompression operations happen on the database server, which likely is a powerful...
The default value is SQL. The valid values are as follows: Expand table ValuesDescription SQL Snapshots are compressed when stored in the report server database. This compression is the current behavior. None Snapshots aren't compressed. All Snapshots are compressed for all storage options, ...
on a server that does not support the compression algorithm that was used causes an I/O error. Before downgrading to an earlierversion of MySQL that does not support page compression, uncompress the tables that use the page compression feature. To uncompress a table, run ALTER ... ...