The MongoDB\BSON\VectorType enum

    (mongodb >=2.2.0)

    简介

    The MongoDB\BSON\VectorType enum is used to specify the type of vector data stored in a MongoDB\BSON\Binary with subtype MongoDB\BSON\Binary::TYPE_VECTOR.

    注解摘要

    enum MongoDB\BSON\VectorType
    {
    case Float32 ; // Each element in the vector is a 32-bit floating point value.

    case Int8 ; // Each element in the vector is an 8-bit integer value.

    case PackedBit ; // Each element in the vector is a 1-bit value. When creating vectors of this type, you may pass either bool or 1-bit int values, i.e. 0 or 1.

    }

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