Class DbUtility

constructor

• new DbUtility(databaseName: string, version: number): DbUtility

  Parameters

  • databaseName: string
  • version: number

  Returns DbUtility

ReadonlydatabaseName

db

dbStore

dbTransaction

Readonlyversion

add

• add(data: any, store?: IDBObjectStore): Promise<unknown>

  添加数据

  Parameters

  • data: any
  • Optionalstore: IDBObjectStore

  Returns Promise<unknown>

addAll

• addAll(data: any[]): Promise<DbUtility>

  批量添加数据

  Parameters

  • data: any[]

  Returns Promise<DbUtility>

createStore

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

  打开store，没有则创建

  Parameters

  • store: string
  • __namedParameters: CreateStoreOptions = {}

  Returns Promise<DbUtility>

get

• get(__namedParameters: GetParameters): 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: string[]): Promise<DbUtility>

  打开数据库

  Parameters

  • deleteWhenUpgradeneed: string[]

  Returns Promise<DbUtility>

searchByCursor

• searchByCursor(
      store: IDBObjectStore | IDBIndex,
      filter: CursorFilter,
      multi: boolean,
  ): Promise<unknown>

  Parameters

  • store: IDBObjectStore | IDBIndex
  • filter: CursorFilter
  • multi: boolean

  Returns Promise<unknown>

searchByKey

• searchByKey(
      store: IDBObjectStore | IDBIndex,
      key: IDBValidKey | IDBKeyRange,
      multi: boolean,
  ): Promise<unknown>

  Parameters

  • store: IDBObjectStore | IDBIndex
  • key: IDBValidKey | IDBKeyRange
  • multi: boolean

  Returns Promise<unknown>