Update cheatsheets

pg_ctl

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pg_ctl
+
+> Utility for controlling a PostgreSQL server and database cluster.
+> More information: <https://www.postgresql.org/docs/current/app-pg-ctl.html>.
+
+- Initialize a new PostgreSQL database cluster:
+
+`pg_ctl -D {{data_directory}} init`
+
+- Start a PostgreSQL server:
+
+`pg_ctl -D {{data_directory}} start`
+
+- Stop a PostgreSQL server:
+
+`pg_ctl -D {{data_directory}} stop`
+
+- Restart a PostgreSQL server:
+
+`pg_ctl -D {{data_directory}} restart`
+
+- Reload the PostgreSQL server configuration:
+
+`pg_ctl -D {{data_directory}} reload`