Tweets database, part 5 of 5.

Postgres database of tweets (backup created by pg_dump in pgAdmin). Partitioned into 5 smaller files with 'split' command. To assemble use "cat rawdata[1-5] > combined_rawdata.backup"本数据集为存储推文的Postgres数据库，其备份文件由pgAdmin中的pg_dump工具生成。该备份文件已通过split命令拆分为5个小型分片文件。如需合并该数据集，可执行命令"cat rawdata[1-5] > combined_rawdata.backup"。