I'm adding a table and subclass table to my DB. (Subclass table = table where the primary key joins to the primary key of another table, to give extra row ...

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SQL 7 Data Type: Access 2000/97 Data Type: Notes: OrderID - Primary Key [int] Integer: This is set as an Identity field in SQL 7 with an increment of 1 and as an Autonumber field in Access. Can be ...

Oracle announced the general availability of MySQL Cluster 7.3, which adds foreign key support, a new NoSQL JavaScript Connector for node.js, and an auto-installer to make setting up clusters easier.

A foreign key is a relationship between two entities. Generally speaking, inter-entity relationships are one-to-many, e.g., an ORDER has many ORDER LINEs, and so forth. Even a case that may start out ...