38 lines
952 B
Markdown
38 lines
952 B
Markdown
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Update PostgreSQL
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wget -q https://www.postgresql.org/media/keys/ACCC4CF8.asc -O - | sudo apt-key add -
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sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" >> /etc/apt/sources.list.d/pgdg.list'
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sudo apt-get update
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sudo apt-get install postgres-10
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sudo su - postgres
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psql
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Set PSQL defaults
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put .psqlrc in home directory
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\set x '\\setenv PAGER less'
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\set xx '\\setenv PAGER \'pspg -bX --no-mouse\''
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Size of directory: `du -hcs //mnt/c/PostgreSQL/cassandra30/`
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list lines in file `wc file`
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General tasks
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wc - print line counts
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free - memory usage
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du - disk space by file |