proc dropColumn(self: SurrealSchema; isReset: bool) {....raises: [ValueError,
    Exception, OSError, KeyError, IOError, CatchableError, DbError,
    HttpRequestError, LibraryError, SslError, ProtocolError], tags: [TimeEffect,
    RootEffect, WriteDirEffect, ReadDirEffect, ReadIOEffect, WriteIOEffect],
    forbids: [].}