类型选择Json Provider1.JSON连接字符串jsondata[{id:1,name:示例数据},{id:2,name:示例数据2}];schemadata{ $schema: http://json-schema.org/draft-04/schema#, type: array, items: { type: object, properties: { id: { type: integer }, name: { type: string } } }}2.数据源选择查询字段3.预览打印