Entity data model automatic generation method and device, storage medium and equipment

The invention discloses an entity data model automatic generation method and device, a storage medium and equipment, and the method comprises the steps: responding to Web end interaction operation, defining metadata, the description of the metadata being a description language of database access and a data structure, and recording basic information of data items, the data item is generated based on a standard format of JSON and an original data standard stored in an SQL database; and analyzing the description of the metadata, and combining an SQL grammar of an entity database management system, generating an SQL language for data entity operation, establishing an entity data model, packaging an API service interface for performing data access on the entity data model, and establishing front-end and back-end Web interactive applications for performing data access on the entity data model. According to the method, visual model definition of a data structure can be realized, and automation of data interface, mig