Some summary of SQL Server

Common terminology for database tables

Relationship is a two-dimensional table, each relationship has a relationship name, which is the table name
Record rows in a table
The columns in the field table are also called properties
Domain Value Range
Correlate data connections between different database tables
A combination of keyword attributes or attributes that can be used to uniquely identify a record
A field in the External keyword table that is not a keyword in this table, but rather a keyword for another table

Duplicate data in a Data Redundancy database table
Consistency of data integrity data
Insert exception
Update exception
Delete exception

Some summary of SQL Server