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30 lines
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Plaintext
30 lines
1019 B
Plaintext
---
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syntax: markdown
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tags: [tldr, common]
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source: https://github.com/tldr-pages/tldr.git
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---
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# psql
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> PostgreSQL client.
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> More information: <https://www.postgresql.org/docs/current/app-psql.html>.
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- Connect to the database. By default, it connects to the local socket using port 5432 with the currently logged in user:
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`psql {{database}}`
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- Connect to the database on given server host running on given port with given username, without a password prompt:
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`psql {{[-h|--host]}} {{host}} {{[-p|--port]}} {{port}} {{[-U|--username]}} {{username}} {{database}}`
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- Connect to the database; user will be prompted for password:
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`psql {{[-h|--host]}} {{host}} {{[-p|--port]}} {{port}} {{[-U|--username]}} {{username}} {{[-W|--password]}} {{database}}`
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- Execute a single SQL query or PostgreSQL command on the given database (useful in shell scripts):
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`psql {{[-c|--command]}} '{{query}}' {{database}}`
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- Execute commands from a file on the given database:
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`psql {{database}} {{[-f|--file]}} {{path/to/file.sql}}`
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