[commands] show help on backslash commands \? options show help on psql command-line options \? variables show help on special variables \h [NAME] help on syntax of SQL commands, * for all commandsQuery Buffer \e [FILE] [LINE] edit the query buffer (or file) with...
--echo-queries echo commands sent to server -E, --echo-hidden display queries that internal commands generate -L, --log-file=FILENAME send session log to file -n, --no-readline disable enhanced command line editing (readline) -o, --output=FILENAME send query results to file (or |pipe...
在使用pg_dump并发导出数据时:-j, --jobs=NUM use this many parallel jobs to dump 代码语言:javascript 代码运行次数:0 运行 AI代码解释 $ pg_dump --help ... ... General options: -f, --file=FILENAME output file or directory name -F, --format=c|d|t|p output file format (custom, dir...
完整的部署文件如下: # docker compose file for running a 3-node PostgreSQL cluster# with 3-node etcd cluster as the DCS and one haproxy nodeversion:"2"networks:demo:services:etcd1:&etcdimage:patroninetworks:[demo]environment:ETCD_LISTEN_PEER_URLS:...
\copy ... perform SQL COPY with data stream to the client host \echo [STRING] write string to standard output \i FILE execute commands from file \o [FILE] send all query results to file or |pipe \qecho [STRING] write string to query output stream (see \o) ...
#ssl_cert_file = 'server.crt' # 指定包含 SSL 服务器证书的文件名。默认值是server.crt (需要重启生效) #ssl_key_file = 'server.key' # 指定包含 SSL 服务器私钥的文件名。默认值为server.key。 (需要重启生效) #ssl_ca_file = '' # 指定包含 SSL 服务器证书颁发机构(CA)的文件名 (需要重启生效...
postgres=# \help SELECT Command: SELECT Description: retrieve rows from a table or view Syntax: [ WITH [ RECURSIVE ] with_query [, ...] ] SELECT [ ALL | DISTINCT [ ON ( expression [, ...] ) ] ] [ * | expression [ [ AS ] output_name ] [, ...] ] [ FROM from_item [,...
MySQL.pmInstalling /usr/local/share/man/man3/ora2pg.3Installing /usr/local/bin/ora2pgInstalling /usr/local/bin/ora2pg_scannerInstalling default configuration file (ora2pg.conf.dist) to /etc/ora2pgAppending installation info to /usr/lib64/perl5/perllocal.pod[root@centos9 ora2pg-23.1]# ...
output row is guaranteed to be generated by exactly one of the cooperating processes. Generally, this means that the scan on the driving table of the query must be a parallel-aware scan. 由于每个工作人员执行计划的并行部分直到完成,因此不可能简单地获取一个普通的查询计划并使用多个工作人员运行它。
libpq will connect to the first responsive server in the list. 配合连接参数target_session_attrs=read-write,只是只会连接到一个主库上。 Allow file_fdw to read from program output as well as files (Corey Huinker, Adam Gomaa) In postgres_fdw, push aggregate functions to the remote server, ...