19.18. 短选项

19.18. 短选项
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19.18. 短选项

为了方便起见，系统中还为一些参数提供了单字母的命令行选项开关。它们在Table 19.2中描述。其中一些选项是由于历史原因而存在，并且它们作为一个单字母选项存在并不表示它们会被大量使用。

Table 19.2. 短选项键

短选项	等效于
`-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`

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19.17. 开发者选项	Home	Chapter 20. 客户端认证