innovation represented by open source. In particular, the combination of open source with data (database & big data) and hot technologies such as AI has brought great imagination to the market. participants. 3.16 数据库 / 3.16 Database 数据库使用情况中，不出意外地，MySQL 以绝对优势遥遥领先，SQL Server 与 Oracle 跟 随其后。 Not surprisingly, MySQL leads the pack in terms of database usage, with SQL Server and Oracle trailing one between Amazon Web Services (AWS) and Elastic. Elasticsearch is a search and data analytics engine owned by Elastic, using the OpenCore business model. AWS has a distribution downstream called OpenDistro

WS 2020/21 Data Management Courses Data Management / Databases (DM, SS+WS) Architecture of Database Systems (ADBS, WS) Architecture of ML Systems (AMLS, SS) Data Integration and Large-Scale Analysis solution achieves Hence, we initiate work on compressed linear algebra (CLA), in which lightweight database compression techniques are applied to matrices and then linear algebra operations such as matrix-vector 2020  #3.2 Babak Salimi, Luke Rodriguez, Bill Howe, Dan Suciu: Interventional Fairness: Causal Database Repair for Algorithmic Fairness. SIGMOD 2019  #3.3 Marina Drosou, Evaggelia Pitoura: DisC diversity:

是样本容 量问题，还是因为国内开源项目对华人发起的 Vue 情有独钟。 2021 中国开源年度报告 25 3.15 数据库 数据库使用情况中，不出意外地，MySQL 以绝对优势遥遥领先，SQL Server 与 Oracle 跟随其后。 专家点评 段夕华：Mysql 和 Postgres 的对比关系也有国内外差异，估计还是惯性使然 26 3.16 版本控制工具 毫无疑问的是，Git 设施。核心产品为分布式关系型数据库 TiDB。TiDB 是 PingCAP 公司自主设计、研发的开源分布式关系型数据库，是一款同时支持在线事务处理与在线分析 处理 (Hybrid Transactional and Analytical Processing, HTAP) 的融合型分布式数据库产品。 图表 33 ：PingCAP 发展历史 图表 34 ：PingCAP 核心产品 TiDB Integration $102 2013/12 Canonical Ubuntu $13 2013/8 Fastly Varnish $220 2018/7 2.7k 336 79 WP Engine Wordpress $291 2018/1 Automattic Wordpress $986 2021/2 2021 中国开源年度报告 113 附录 3 YC 开源项目一览 COSS

4. The Entity Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.1. Entity Engine guide.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.2. Entity Engine Configuration Guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4.7. Entity engine configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4. Entity Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4.3. Entity engine configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 5. Service Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4. The Entity Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.1. Entity Engine guide.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.2. Entity Engine Configuration Guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4.7. Entity engine configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4. The Entity Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.1. Entity Engine guide.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.2. Entity Engine Configuration Guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4.7. Entity engine configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Translation history Every change is by default (unless disabled in component settings) saved in the database and can be reverted. Of course you can still also revert anything in underlaying version control permissions Database setup for Weblate PostgreSQL Creating database in PostgreSQL Configuring Weblate to use PostgreSQL MySQL or MariaDB Unicode issues in MySQL Transaction locking Creating database in MySQL Installation Filling up the database Production setup Disable debug mode Properly configure admins Set correct site name Enable indexing offloading Use powerful database engine Enable caching Avatar caching

Translation history Every change is by default (unless disabled in component settings) saved in the database and can be reverted. Of course you can still also revert anything in underlaying version control permissions Database setup for Weblate PostgreSQL Creating database in PostgreSQL Configuring Weblate to use PostgreSQL MySQL or MariaDB Unicode issues in MySQL Transaction locking Creating database in MySQL Installation Filling up the database Production setup Disable debug mode Properly configure admins Set correct site name Enable indexing offloading Use powerful database engine Enable caching Avatar caching

Translation history Every change is by default (unless disabled in component settings) saved in the database and can be reverted. Of course you can still also revert anything in underlaying version control permissions Database setup for Weblate PostgreSQL Creating database in PostgreSQL Configuring Weblate to use PostgreSQL MySQL or MariaDB Unicode issues in MySQL Transaction locking Creating database in MySQL Installation Filling up the database Production setup Disable debug mode Properly configure admins Set correct site name Enable indexing offloading Use powerful database engine Enable caching Avatar caching