19.18. 简短选项
为了方便起见，某些参数还提供了单字母命令行选项开关。它们在Table 19.2中描述。这些选项中的某些选项是出于历史原因而存在的，它们作为单个字母选项的存在并不一定表示赞同使用该选项。
表 19.2. 短选项键
| Short Option | Equivalent |
|---|---|
-B x |
shared_buffers = x |
-d x |
log_min_messages = DEBUGx |
-e |
datestyle = euro |
-fb , -fh , -fi , -fm , -fn , -fo , -fs , -ft |
enable_bitmapscan = off , enable_hashjoin = off , enable_indexscan = off , enable_mergejoin = off , enable_nestloop = off , enable_indexonlyscan = off , enable_seqscan = off , enable_tidscan = off |
-F |
fsync = off |
-h x |
listen_addresses = x |
-i |
listen_addresses = '*' |
-k x |
unix_socket_directories = x |
-l |
ssl = on |
-N x |
max_connections = x |
-O |
allow_system_table_mods = on |
-p x |
port = x |
-P |
ignore_system_indexes = on |
-s |
log_statement_stats = on |
-S x |
work_mem = x |
-tpa , -tpl , -te |
log_parser_stats = on , log_planner_stats = on , log_executor_stats = on |
-W x |
post_auth_delay = x |