字节

位(bit):一个数字0或者一个数字1,代表一位。 字节(Byte):每逢8位是一个字节,这是数据库存储的最小单位。 1 Byte = 8 bit 1 KB = 1024 Byte 1 MB = 1024 KB 1 GB = 1024 MB 1 TB = 1024 GB 1 PB = 1024 TB 1 EB = 1024 PB 1 ZB = 1024 EB

# 字节  

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