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pg_dumpall — Extract a PostgreSQL database cluster into a script file or other archive file. More information: <h

Submitted by: @import:tldr-pages·Mar 2, 2026·

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extractcommanddatabasecliclusterpg_dumpallintopostgresql

Problem

How to use the pg_dumpall command: Extract a PostgreSQL database cluster into a script file or other archive file. More information: <https://www.postgresql.org/docs/current/app-pg-dumpall.html>.

Solution

pg_dumpall — Extract a PostgreSQL database cluster into a script file or other archive file. More information: <https://www.postgresql.org/docs/current/app-pg-dumpall.html>.

Dump all databases:

pg_dumpall > {{path/to/file.sql}}

Dump all databases using a specific username:

pg_dumpall {{[-U|--username]}} {{username}} > {{path/to/file.sql}}

Same as above, customize host and port:

pg_dumpall {{[-h|--host]}} {{host}} {{[-p|--port]}} {{port}} > {{output_file.sql}}

Dump only database data into an SQL-script file:

pg_dumpall {{[-a|--data-only]}} > {{path/to/file.sql}}

Dump only schema (data definitions) into an SQL-script file:

pg_dumpall {{[-s|--schema-only]}} > {{output_file.sql}}

Code Snippets

Dump all databases

pg_dumpall > {{path/to/file.sql}}

Dump all databases using a specific username

pg_dumpall {{[-U|--username]}} {{username}} > {{path/to/file.sql}}

Same as above, customize host and port

pg_dumpall {{[-h|--host]}} {{host}} {{[-p|--port]}} {{port}} > {{output_file.sql}}

Dump only database data into an SQL-script file

pg_dumpall {{[-a|--data-only]}} > {{path/to/file.sql}}

Dump only schema (data definitions) into an SQL-script file

pg_dumpall {{[-s|--schema-only]}} > {{output_file.sql}}

Context

tldr-pages: common/pg_dumpall

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