The primary key column is often set to auto-increment when constructing a SQL Server database. To achieve this, the IDENTITY property is enabled on the primary key column. The starting value and ...

Here's how to create a pivot table in Excel to slice and dice your data, letting you perform in-depth analyses and spot important trends.

SQL statement: CREATE TABLE Items( Item_ID INT IDENTITY PRIMARY KEY, name varchar(50) NOT NULL, Type varchar(20) NOT NULL, Material varchar(20) NULL, HitPoints int NOT NULL, ExpireTime int NULL, Hands ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

Learn how to add and remove Primary Keys from an Access database table. The primary key's purpose is to promptly associate data from multiple tables and combine that data.

Real-world relational databases have tables that contain fields, constraints, and triggers, and tables are related through foreign keys.

However the hypertable creation succeeds if I omit the constraints and indexes in the create table like statement: CREATE TABLE my_new_table (LIKE my_old_table INCLUDING DEFAULTS EXCLUDING CONSTRAINTS ...