Golang mdb_cursor_count示例

示例#1

文件： cursor.go 项目： anlaneg/socketplane

func (cursor *Cursor) Count() (uint64, error) {
	var _size C.size_t
	ret := C.mdb_cursor_count(cursor._cursor, &_size)
	if ret != SUCCESS {
		return 0, Errno(ret)
	}
	return uint64(_size), nil
}

示例#2

文件： cursor.go 项目： pasinskim/mender

// Count returns the number of duplicates for the current key.
//
// See mdb_cursor_count.
func (c *Cursor) Count() (uint64, error) {
	var _size C.size_t
	ret := C.mdb_cursor_count(c._c, &_size)
	if ret != success {
		return 0, operrno("mdb_cursor_count", ret)
	}
	return uint64(_size), nil
}