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pg_archivecleanup -- ï¿½ï¿½ï¿½ï¿½PostgreSQL WAL �鵵�ļ�
pg_controldata -- ï¿½ï¿½Ê¾Ò»ï¿½ï¿½PostgreSQL���ݿ⼯�صĿ�����Ϣ
pg_ctl -- ï¿½ï¿½Ê¼ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Í£Ö¹ï¿½ï¿½ï¿½ï¿½ï¿½Ò»ï¿½ï¿½PostgreSQL������
pg_resetxlog -- ï¿½ï¿½ï¿½ï¿½Ò»ï¿½ï¿½PostgreSQL���ݿ⼯�ص�Ԥдʽ��־�Լ�����������Ϣ
pg_rewind -- ï¿½ï¿½Ò»ï¿½ï¿½PostgreSQL����Ŀ¼����һ���Ӹ�Ŀ¼�и��Ƴ���������Ŀ¼ͬ��
pg_test_fsync -- ÎªPostgreSQL����� wal_sync_method
pg_test_timing -- ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½Ê±ï¿½ï¿½ï¿½ï¿½
pg_upgrade -- ï¿½ï¿½ï¿½ï¿½PostgreSQL������ʵ��
pg_xlogdump -- ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½É¶ï¿½ï¿½ï¿½ï¿½ï¿½Ê½ï¿½ï¿½Ê¾Ò»ï¿½ï¿½PostgreSQL ���ݿ⼯�ص�Ԥдʽ��־
postgres -- PostgreSQL���ݿ������
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