一种是lazy checkpoint，一种是schedul checkpoint. 直接执行是前者，快。 调度的或者base backup触发的是schedule ckpt 看你的配置，可能会拉得比较长
PostgreSQL常用命令,启动连接,pg_dump导入导出 你需要指定一个具体的文件名,例如 D:\SoftwareInstall\PostgreSQL\data\log\postgresql.log。...-s -f backup.sql #-s 参数只导致对象定义模式,不导出数据#只导出表数据,不导出表结构pg_dump -h ip -p port -U 用户名 -d database_name -...,不导出数...
创建: ls -l /home...执行表空间备份示例 数据库中执行开始备份函数 select pg_start_backup('tbs'); 使用tar命令进行备份(备份tblspc表空间所在的目录) cp -rf /home/postgres.../tblspc /home/postgres/bk1 cp $PGDATA/backup_lable /home/postgres/bk1 数据库...
[ WITH [ RECURSIVE ] with_query [, ...] ] SELECT [/*+ plan_hint */] [ ALL | DISTINCT [ ON ( expression [, ...] ) ] ] { * | {expression [ [ AS ] output_name ]} [, ...] } [ FROM from_item [, ...] ] [ WHERE condition ] [ [ START WITH condition ] CONNECT B...
'pg_cancel_backend','pg_reload_co nf','pg_rotate_logfile','pg_terminate_backend','pg_create_restore_po int','pg_current_xlog_insert_location','pg_current_xlog_location','p g_start_backup','pg_stop_backup','pg_switch_xlog','pg_xlogfile_name' ,'pg_xlogfile_name_offset','pg_x...
ERROR [HY000] [DataDirect][ODBC Progress OpenEdge Wire Protocol driver][OPENEDGE]Invalid date string (7497) (pgoe1022.dll) Error = [Microsoft][ODBC Driver 13 for SQL Server]Unable to open BCP host data-file Error =UTF-8 encoding (code page 65001) error 1603 installing microsoft sql native...
watchgnupg(1) wbinfo(1) wc(1) wc(1g) webalizer(1) webpng(1) werl(1) wftopfa(1) wget(1) what(1) whatis(1) whence(1) whereis(1B) which(1) which(1g) while(1) who(1) who(1g) whoami(1) whoami(1B) whocalls(1) whois(1) widget(1) winsysck(1) wireshark(1) wish(1)...
iLiStart (2 bytes):An unsigned integer that specifies the zero-based position of thePivotTable linewhere the selection operation started. MUST be greater than or equal to theiLiMinfield and less than or equal to theiLiMaxfield. iLiAct (2 bytes):An unsigned integer that specifies the zero-bas...
Backup Blind Bt Pg + Bt Pg - B.O. [Blackout] Channel Ch Pg + Ch Pg - Clear Copy Cue Del [Delete] Down Edit Effect [Encoder] Esc Exec [Executor] Executor Buttons Fd Pg + Fd Pg - Fix Fixture Freeze Full Go + [small] Go + [large] Go...
SELECTtime_bucket('15 minutes',time)ASfifteen_min, location, COUNT(*), MAX(temperature)ASmax_temp, MAX(humidity)ASmax_hum FROMconditions WHEREtime>NOW()-INTERVAL'3 hours' GROUPBYfifteen_min,location ORDERBYfifteen_minDESC,max_tempDESC;