将DynamoDB表备份到Avro容器
项目描述
目前,仅支持完整表的备份。
安装
dynamodb-backup 可在 Python包索引 上找到
pip install dynamodb-backup如果已安装Python snappy包,dynamodb-backup 可选支持 snappy 编解码器进行压缩。可以使用pip extras install进行安装
pip install dynamodb-backup[snappy]使用
dynamodb-backup --help
usage: dynamodb-backup [-h] [-c {snappy,none,deflate}] [-s] [-v]
                       schema table destination
Backup a DynamoDB table to an Avro Container
positional arguments:
  schema                Avro Schema to use
  table                 DynamoDB table name
  destination           Destination file path for the backup file
optional arguments:
  -h, --help            show this help message and exit
  -c {snappy,none,deflate}, --codec {snappy,none,deflate}
                        Compression Codec. Default: deflate
  -s, --skip-validation
                        Do not validate records against the avro schema
  -v, --verbose         Verbose logging output