psql cheat sheet

sheets/psql

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+# psql
+# PostgreSQL command-line client.
+
+# Connect to database. It connects to localhost using default port 5432 with default user as currently logged in user:
+psql database
+
+# Connect to database on given server host running on given port with given username, without a password prompt:
+psql -h host -p port -U username database
+
+# Connect to database; user will be prompted for password:
+psql -h host -p port -U username -W database
+
+# Execute a single SQL query or PostgreSQL command on the given database (useful in shell scripts):
+psql -c 'query' database
+
+# Execute commands from a file on the given database:
+psql database -f file.sql
+
+# See also:
+#   pg_dump, pg_restore, pg_top
+#   PostgreSQL cheat sheets at /psql/
+#   list of pages:      /psql/:list
+#   search in pages:    /psql/~keyword
+