postgres-interval Parse Postgres interval columns Install npm install --save postgres-interval Usage varparse=require('postgres-interval')varinterval=parse('01:02:03')// => { hours: 1, minutes: 2, seconds: 3 }interval.toPostgres()// 1 hour 2 minutes 3 secondsinterval.toISOString()// P0...
--创建随机日期时间函数CREATEORREPLACEFUNCTION rand_date_time(start_datedate, end_datedate) RETURNSTIMESTAMPASBODYDECLAREinterval_daysinteger;random_seconds integer; random_dates integer; random_date date; random_time time;BEGINinterval_days := end_date - start_date;random_dates:= trunc(random()*i...
在postgresql, 这三个参数都设为0将使用操作系统的默认值,在linux下,tcp_keepalives_idle一般是2个小时,也就是2个小时后,服务器才可以自动关掉死连接。 在实际应运中,可以自行调整以上参数。 tcp_keepalives_idle = 30 # TCP_KEEPIDLE, in seconds; tcp_keepalives_interval = 10 # TCP_KEEPINTVL, in s...
SELECT * FROM pg_stat_activity WHERE state <> 'idle' AND now() - query_start > interval '5 seconds'; 3. 按需调整配置 针对特定数据库设置:ALTER DATABASE mydb SET log_min_duration_statement = 2000; -- 仅记录超过2秒的SQL 五、CentOS离线安装指南下载离线包: yum instal...
,--help show this help, then exitConnection options:-d,--dbname=CONNSTR connection string-h,--host=HOSTNAME database server host or socket directory-p,--port=PORT database server port number-s,--status-interval=INTERVALtimebetweenstatus packets senttoserver (inseconds)-U,--username=NAME ...
INTERVAL '1 second'; hour The hour field (0--23) SELECT EXTRACT(HOUR FROM TIMESTAMP '2001-02-16 20:38:40'); Result: 20 microseconds The seconds field, including fractional parts, multiplied by 1 000 000. Note that this includes full seconds. ...
问postgres:生成一系列关于时区的时间戳EN关于时区从夏令到非夏令的变化，我被一个棘手的问题所困扰。本...
添加配置Prometheus文件- job_name: 'postgres_exporter'scrape_interval: 1sfile_sd_configs:- files:- targets/postgresql/*.ymlrefresh_interval: 10srelabel_configs:- action: replacesource_labels: ['__address__']regex: (.*):(.*)replacement: $1target_label: hostname- action: labeldropregex: __...
avg(TO_CHAR((duration/1000 || 'seconds')::interval, 'HH24:MI:SS')) from processinstancelog group by processname order by processname asc 但是,我正在使用相同的函数来计算最小和最大的'持续时间',它的工作。我也附上了截图。 select processname, ...
toPostgres() // 1 hour 2 minutes 3 seconds interval.toISOString() // P0Y0M0DT1H2M3S interval.toISOStringShort() // PT1H2M3SThis package parses the default Postgres interval style. If you have changed intervalstyle, you will need to set it back to the default:set intervalstyle to ...