Class ReadConcern

constructor

• new ReadConcern(level): ReadConcern

• Constructs a ReadConcern from the read concern level.从读取关注级别构造ReadConcern。

  Parameters

  • level: ReadConcernLevel

  Returns ReadConcern

level

Static AVAILABLE

• get AVAILABLE(): "available"

• Returns "available"

Static LINEARIZABLE

• get LINEARIZABLE(): "linearizable"

• Returns "linearizable"

Static MAJORITY

• get MAJORITY(): "majority"

• Returns "majority"

Static SNAPSHOT

• get SNAPSHOT(): "snapshot"

• Returns "snapshot"

toJSON

• toJSON(): Document

• Returns Document

Static fromOptions

• fromOptions(options?): undefined | ReadConcern

• Construct a ReadConcern given an options object.在给定选项对象的情况下构造ReadConcern。

  Parameters

  • Optional options: {
        level?: ReadConcernLevel;
        readConcern?: ReadConcernLike;
    }

    The options object from which to extract the write concern.从中提取写入关注的options对象。

    • Optional level?: ReadConcernLevel

    • Optional readConcern?: ReadConcernLike

  Returns undefined | ReadConcern