What is the first step in setting up a database?

The first step in establishing a database is the "system requirements analysis stage", the second step is the "conceptual structure design stage", the third step is the "logical structure design stage", and the fourth step is the "physical structure design stage" Phase", the fifth step is the "database implementation phase", and the sixth step is the "database operation and maintenance phase".

The system requirements analysis phase is the first step;

The second step of the conceptual structure design phase is to establish an ER diagram;

The third step of the logical structure design phase is to convert the ER diagram into a relational schema;

The fourth step of the physical structure design phase is to create a sql script and execute it in the database engine;

Database implementation phase The fifth step is to insert data and establish the relationship between the data;

The sixth step of the database operation and maintenance phase is to officially put it into use. With more and more data, it is divided into databases and tables.

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