小编sat*_*ata的帖子

当我尝试运行 psql 时，它说：

psql --version
psql (PostgreSQL) 9.3.12
psql
psql: FATAL:  Peer authentication failed for user "testuser"

这是我的pg_hba.conf：

# Database administrative login by Unix domain socket
local   all             postgres                                peer

# TYPE  DATABASE        USER            ADDRESS                 METHOD

# "local" is for Unix domain socket connections only
local   all             all                                     peer    map=testmap
# IPv4 local connections:
host    all             all             127.0.0.1/32            md5
# IPv6 local connections:
host    all             all             ::1/128                 md5

这是我的pg_ident.conf：

# MAPNAME       SYSTEM-USERNAME         PG-USERNAME
testmap         testuser                postgres …