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GreatSQL vs MySQL 许可/Licensing 最后更新:2025-03-10。 本文档适用版本:GreatSQL 8.0.32-27。 关于GreatSQL GreatSQL 数据库是一款 开源免费 数据库,可在普通硬件上满足金融级应用场景,具有 高可用、高性能、高兼容、高安全 等特性,可作为 MySQL 或 Percona Server for MySQL 的理想可选替换。 下载GreatSQL...
https://dev.mysql.com/doc/refman/8.0/en/comparison-operators.html#function_in 和上面的2.4第二个解释非常类似。效率很高。 三、问题来了 总体来说,In的效率更高一些。 那么MySQL中in有没有长度限制??? 前面几个步骤就不重复了,直接看官方手册https://dev.mysql.com/doc/refman/8.0/en/comparison-operator...
Webinar Tues 8/21: MariaDB 10.3 vs. MySQL 8.0 Posted by Colin Charles of MySQL Performance Blog on Mon 20 Aug 2018 10:22 UTC Tags: comparison, upgrades, mariadb, Events and Announcements, MySQL, Technical Webinars, MySQL 8.0, MariaDB 10.3, MariaDB and MySQL Please join Percona’s...
Dictionary or List in Python. Developers have to manually convert text-based JSON in their application, losing the ability to have fields that can take on multiple data types in different documents (polymorphism) and making the computation, sorting and comparison of values difficult and error-prone...
('How To Use MySQL Well','After you went through a ...'),('Optimizing MySQL','In this tutorial we show ...'),('1001 MySQL Tricks','1. Never run mysqld as root. 2. ...'),('MySQL vs. YourSQL','In the following database comparison ...'),('MySQL Security','When ...
2077: sql.StatsTable->RowCount returns whether the estimate is exact Add return argument for whether the a RowCount can be a substitute for count(*).2076: pick float type if one side is non-number type If one side or comparison is non-number type and the other side is number type, ...
ssh_dump_logs.sh - Uses SSH to dump logs from server to local text files for uploading to vendor support cases See doc pages in HariSekhon/Knowledge-Base on Grafana, Prometheus, OpenTSDB, InfluxDB etc. Databases mysql/, postgres/, sql/ and bin/ directories: sql/ - 100+ SQL scripts for...
Table 8.45 Comparison Between Data-Masking Components and Plugin Elements CategoryComponentsPlugin InterfaceService functions, loadable functionsLoadable functions Support for multibyte character setsYes, for general-purpose masking functionsNo General-purpose masking functionsmask_inner(),mask_outer()mask_inner...
+ Passing NULL as the timeout value to version_tokens_lock_exclusive() or version_tokens_lock_shared() caused a server exit. (Bug #21645001, Bug #21646106, Bug #21645944, Bug #21646017) * For debug builds, enabling the PAD_CHAR_TO_FULL_LENGTH SQL mode could cause SHOW FUNCTION STATUS ...