So, OLTP is an online data modification system, whereas OLAP is an online historical multidimensional data store system that’s used to retrieve large amounts data for analytical purpose. Run complex queries involving large numbers of records Usually run simple queries involving just one or a few records Typically have significant storage space requirements, because they store large amounts of historical data Require far less frequent database backup Require frequent or concurrent database backups Store data in columnar format to allow easy access to large numbers of records Use indexed data to improve response times Modify small amounts of data frequently and usually involve a balance of reads and writesĭo not modify data at all workloads are usually read-intensive Require response times that are orders of magnitude slower than those required by OLTP Usually involve querying many records (even all records) in a database for analytical purposes It also includes any kind of interaction or action such as downloading pdfs on a web page, viewing a specific video, or automatic maintenance triggers or comments on social channels that maybe critical for a business to record to serve their customers better.Įnable the real-time execution of large numbers of database transactions by large numbers of people But the definition of transaction in this context has expanded over the years, especially since the advent of the internet, to encompass any kind of digital interaction or engagement with a business that can be triggered from anywhere in the world and via any web-connected sensor. In the past, OLTP was limited to real-world interactions in which something was exchanged–money, products, information, request for services, and so on. These transactions traditionally are referred to as economic or financial transactions, recorded and secured so that an enterprise can access the information anytime for accounting or reporting purposes. OLTP or Online Transaction Processing is a type of data processing that consists of executing a number of transactions occurring concurrently-online banking, shopping, order entry, or sending text messages, for example.
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