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Download the source package:

Download address: https://www.postgresql.org/ftp/source/

Download version 10.3:

There are two formats: .bz2 and .gz, and the smaller compressed .bz2 format is generally chosen.

There are .md5 and .sha256 files in the next two lines of the corresponding file.

This file records the complete encryption algorithm value of the first line of the file encrypted using the corresponding encryption algorithm, which is used to compare the integrity of the downloaded file when the file is downloaded.

Take postgresql-10.3.tar.gz as an example:

Click on the postgresql-10.3.tar.gz.md5 file and display as follows:

Upload postgresql-10.3.tar.gz to the server, and then verify the MD5 value to ensure that the software is not damaged during the download process and can be used normally. Here is the verified MD5 value that is consistent with that in the download image above.

It shows that the software is downloaded completely and can be used normally.

[root@ygg soft] # md5sum postgresql-10.3.tar.gzd7c8608fd854f142a9a8df0e57db6516 postgresql-10.3.tar.gz [root@ygg soft] #

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