Class DbUtility

constructor

• new DbUtility(databaseName, version): DbUtility

• Parameters

  • databaseName: string

  • version: number

  Returns DbUtility

Readonly databaseName

db

dbStore

dbTransaction

Readonly version

add

• add(data, store?): Promise<unknown>

• 添加数据

  Parameters

  • data: any

  • Optional store: IDBObjectStore

  Returns Promise<unknown>

addAll

• addAll(data): Promise<DbUtility>

• 批量添加数据

  Parameters

  • data: any[]

  Returns Promise<DbUtility>

createStore

• createStore(store, __namedParameters?): Promise<DbUtility>

• 打开store，没有则创建

  Parameters

  • store: string

  • __namedParameters: CreateStoreOptions = {}

  Returns Promise<DbUtility>

get

• get(__namedParameters): Promise<unknown> | never[]

• 获取全部,传入filter使用游标查找，key根据主键或索引搜索

  Parameters

  • __namedParameters: GetParameters

  Returns Promise<unknown> | never[]

open

• open(deleteWhenUpgradeneed): Promise<DbUtility>

• 打开数据库

  Parameters

  • deleteWhenUpgradeneed: string[]

  Returns Promise<DbUtility>

searchByCursor

• searchByCursor(store, filter, multi): Promise<unknown>

• Parameters

  • store: IDBObjectStore | IDBIndex

  • filter: CursorFilter

  • multi: boolean

  Returns Promise<unknown>

searchByKey

• searchByKey(store, key, multi): Promise<unknown>

• Parameters

  • store: IDBObjectStore | IDBIndex

  • key: IDBValidKey | IDBKeyRange

  • multi: boolean

  Returns Promise<unknown>