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Facebook Connect, [25] also called Log in with Facebook, like OpenID, is a set of authentication APIs from Facebook that developers can use to help their users connect and share with such users' Facebook friends (on and off Facebook) and increase engagement for their website or application. When so used, Facebook members can log on to third ...
In August 2007 the code used to generate Facebook's home and search page as visitors browse the site was accidentally made public. [6] [7] A configuration problem on a Facebook server caused the PHP code to be displayed instead of the web page the code should have created, raising concerns about how secure private data on the site was.
YugabyteDB is a distributed SQL database that aims to be strongly transactionally consistent across failure zones (i.e. ACID compliance]. [20] [21] Jepsen testing, the de facto industry standard for verifying correctness, has never fully passed, mainly due to race conditions during schema changes. [22]
However, Facebook only deleted 178 of the items, leaving 131 still on Facebook. Thai authorities stated if they found any illegal content in the remaining 131 posts they would ban all 14.8 million users from Facebook, instead of taking legal action. All posts ended up being removed from Facebook, preventing the shutdown of Facebook in Thailand ...
MyRocks is open-source software developed at Facebook in order to use MySQL features with RocksDB implementations. It is based on Oracle MySQL 5.6. Starting from version 10.2.5, MariaDB includes MyRocks as an alpha-stage storage engine. [1] [2] MariaDB 10.3.7 includes MyRocks as a storage engine. [3]
Presto (including PrestoDB, and PrestoSQL which was re-branded to Trino) is a distributed query engine for big data using the SQL query language. Its architecture allows users to query data sources such as Hadoop, Cassandra, Kafka, AWS S3, Alluxio, MySQL, MongoDB and Teradata, [1] and allows use of multiple data sources within a query.
In software, a data access object (DAO) is a pattern that provides an abstract interface to some type of database or other persistence mechanism. By mapping application calls to the persistence layer, the DAO provides data operations without exposing database details. This isolation supports the single responsibility principle.
The advantages of using a natural key to uniquely identify records in a relation include less disk space usage, the natural key is an attribute that is related to the business or the real world so in most cases, it is already being stored in the relation which saves disk space as compared to creating a new column for storing the surrogate key.