MySQL: how to do row-level security (like Oracle#39;s Virtual Private Database)?(MySQL:如何做到行级安全(如 Oracle 的 Virtual Private Database)?)

Creating a flattened table/view of a hierarchically-defined set of data(创建分层定义的数据集的扁平表/视图)

Table relationship for subtypes(子类型的表关系)

Is using a Master Table for shared columns good practice for an entire database?(对整个数据库使用共享列的主表是一种很好的做法吗?)

Tables whose sole purpose is specify a subset of another table(唯一目的是指定另一个表的子集的表)

Good tool to visualise database schema?(可视化数据库架构的好工具?)

Database-wide unique-yet-simple identifiers in SQL Server(SQL Server 中数据库范围的唯一但简单的标识符)

SQL Server: how to constrain a table to contain a single row?(SQL Server:如何限制表包含单行?)

MySQL - One To One Relationship?(MySQL - 一对一的关系?)

How can I upgrade the sqlite3 package in Python 2.6?(如何在 Python 2.6 中升级 sqlite3 包?)

How can I tell if a database table is being accessed anymore? Want something like a quot;SELECT triggerquot;(如何判断数据库表是否正在被访问?想要像“选择触发器这样的东西)

Table with 80 million records and adding an index takes more than 18 hours (or forever)! Now what?(包含 8000 万条记录的表并添加索引需要超过 18 小时(或永远)！怎么办?)

Is it possible to create a column with a UNIX_TIMESTAMP default in MySQL?(是否可以在 MySQL 中创建一个具有 UNIX_TIMESTAMP 默认值的列?)

What are indexes and how can I use them to optimize queries in my database?(什么是索引以及如何使用它们来优化数据库中的查询?)

How do I store orders?(我如何存储订单?)

design database relating to time attribute(与时间属性相关的设计数据库)

MySQL friends table(MySQL好友表)

MySQL quot;goodquot; way to insert a row if not found, or update it if it is found(MySQL“好如果未找到则插入一行，如果找到则更新它)

What is best performance for Retrieving MySQL EAV results as Relational Table(将 MySQL EAV 结果作为关系表检索的最佳性能是什么)

Database design: one huge table or separate tables?(数据库设计:一张大表还是单独的表?)