+++ /dev/null
-$PostgreSQL: pgsql/contrib/pgbench/README.pgbench_jis,v 1.19 2007/04/08 01:15:07 ishii Exp $
-
-pgbench README
-
-\e$B"#\e(Bpgbench \e$B$H$O!)\e(B
-
-pgbench \e$B$O\e(BPostgreSQL\e$B$N%Y%s%A%^!<%/%F%9%H$r9T$J$&%W%m%0%i%`$G$9!%\e(B
-
-pgbench \e$B$O\e(B SELECT/UPDATE/INSERT \e$B$r4^$`%H%i%s%6%/%7%g%s$r<B9T$7!$A4BN$N\e(B
-\e$B<B9T;~4V$H<B:]$K40N;$7$?%H%i%s%6%/%7%g%s$N?t$+$i\e(B 1 \e$BIC4V$K<B9T$G$-$?%H\e(B
-\e$B%i%s%6%/%7%g%s?t\e(B (tps) \e$B$rI=<($7$^$9!%=hM}$NBP>]$H$J$k%F!<%V%k$O%G%U%)\e(B
-\e$B%k%H$G$O\e(B 10\e$BK|%?%W%k$N%G!<%?$r4^$_$^$9!%\e(B
-
-\e$B<B:]$NI=<($O0J2<$N$h$&$J46$8$G$9!%\e(B
-
-number of clients: 4
-number of transactions per client: 100
-number of processed transactions: 400/400
-tps = 19.875015(including connections establishing)
-tps = 20.098827(excluding connections establishing)
-
-pgbench \e$B$O\e(B JDBCBench \e$B$H$$$&!$$b$H$b$H$O\e(B MySQL \e$BMQ$K=q$+$l$?\e(B JDBC \e$BMQ$N%Y\e(B
-\e$B%s%A%^!<%/%W%m%0%i%`$r;29M$K:n@.$5$l$^$7$?!%\e(B
-
-\e$B"#\e(Bpgbench \e$B$NFCD'\e(B
-
-o C \e$B8@8l$H\e(B libpq \e$B$@$1$G=q$+$l$F$$$k$N$G0\?"@-$,9b$/!$4JC1$K%$%s%9%H!<\e(B
-\e$B%k$G$-$^$9!%\e(B
-
-o pgbench \e$B$O\e(B libpq \e$B$NHsF14|=hM}5!G=$r;H$C$F%^%k%A%f!<%64D6-$r%7%_%e%l!<\e(B
-\e$B%H$7$^$9!%MF0W$KF1;~@\B34D6-$r%F%9%H$G$-$^$9!%\e(B
-
-\e$B"#\e(Bpgbench \e$B$N%$%s%9%H!<%k\e(B
-
-PostgreSQL\e$B$r%3%s%Q%$%k!$%$%s%9%H!<%k$7$?8e\e(B
-
-$ make
-$ make install
-
-\e$B$H$7$^$9!%\e(B
-
-\e$B"#\e(Bpgbench \e$B$N;H$$J}\e(B
-
-$ pgbench [\e$B%G!<%?%Y!<%9L>\e(B]
-
-\e$B$G$9!%%G!<%?%Y!<%9L>$r>JN,$9$k$H!$%f!<%6L>$HF1$8%G!<%?%Y!<%9$r;XDj$7$?\e(B
-\e$B$b$N$H$_$J$7$^$9!%%G!<%?%Y!<%9$O8e=R$N\e(B -i \e$B%*%W%7%g%s$r;H$C$F$"$i$+$8$a\e(B
-\e$B=i4|2=$7$F$*$/$3$H$,$G$-$^$9!%\e(B-f\e$B%*%W%7%g%s$r;H$C$FFH<+$N%H%i%s%6%/%7%g\e(B
-\e$B%s$rDj5A$9$k>l9g$O!$<+J,$G%G!<%?%Y!<%9$N=i4|2=$r$7$F$*$/I,MW$,$"$j$^$9!%\e(B
-
-pgbench \e$B$K$O$$$m$$$m$J%*%W%7%g%s$,$"$j$^$9!%\e(B
-
--h \e$B%[%9%HL>\e(B PostgreSQL\e$B$N%G!<%?%Y!<%9%G!<%b%s\e(B postmaster \e$B$NF0\e(B
- \e$B$$$F$$$k%[%9%HL>$r;XDj$7$^$9!%>JN,$9$k$H<+%[%9%H$K\e(B Unix domain
- socket \e$B$G@\B3$7$^$9!%\e(B
-
--p \e$B%]!<%HHV9f\e(B postmaster \e$B$N;HMQ$9$k%]!<%HHV9f$r;XDj$7$^$9!%>JN,$9$k$H\e(B 5432
- \e$B$,;XDj$5$l$?$b$N$H$_$J$7$^$9!%\e(B
-
--c \e$B%/%i%$%"%s%H?t\e(B \e$BF1;~<B9T%/%i%$%"%s%H?t$r;XDj$7$^$9!%>JN,;~$O\e(B
- 1 \e$B$H$J$j$^$9!%\e(Bpgbench \e$B$OF1;~<B9T%/%i%$%"%s%HKh$K\e(B
- \e$B%U%!%$%k%G%#%9%/%j%W%?$r;HMQ$9$k$N$G!$;HMQ2DG=\e(B
- \e$B%U%!%$%k%G%#%9%/%j%W%??t$r1[$($k%/%i%$%"%s%H?t$O\e(B
- \e$B;XDj$G$-$^$;$s!%;HMQ2DG=%U%!%$%k%G%#%9%/%j%W%??t\e(B
- \e$B$O\e(B limit \e$B$d\e(B ulimit \e$B%3%^%s%I$GCN$k$3$H$,$G$-$^$9!%\e(B
-
--t \e$B%H%i%s%6%/%7%g%s?t\e(B \e$B3F%/%i%$%"%s%H$,<B9T$9$k%H%i%s%6%/%7%g%s?t$r\e(B
- \e$B;XDj$7$^$9!%>JN,;~$O\e(B 10 \e$B$H$J$j$^$9!%\e(B
-
--s \e$B%9%1!<%j%s%0%U%!%/%?!<\e(B
-
- -i \e$B%*%W%7%g%s$H0l=o$K;HMQ$7$^$9!%\e(B
- \e$B%9%1!<%j%s%0%U%!%/%?!<$O\e(B1\e$B0J>e$N@0?t!%%9%1!<%j%s%0%U%!\e(B
- \e$B%/%?!<$rJQ$($k$3$H$K$h$j!$%F%9%H$NBP>]$H$J$k%F!<%V%k$N\e(B
- \e$BBg$-$5$,\e(B 10\e$BK|\e(B x [\e$B%9%1!<%j%s%0%U%!%/%?!<\e(B]\e$B$K$J$j$^$9!%\e(B
- \e$B%G%U%)%k%H$N%9%1!<%j%s%0%U%!%/%?!<$O\e(B 1 \e$B$G$9!%\e(B
- -f \e$B%*%W%7%g%s$G;XDj$7$?%U%!%$%k$+$i%9%1!<%j%s%0%U%!%/\e(B
- \e$B%?!<$r;2>H$9$k$K$O\e(B scale \e$B$H$$$&JQ?tL>$r;HMQ$7$^$9!%\e(B
- \e$BCm0U\e(B: \e$B%9%1!<%j%s%0%U%!%/%?!<$O>/$J$/$H$b\e(B -c \e$B$G;XDj$5$l$kF1;~@\\e(B
- \e$BB3%f!<%6?t$HF1$8$+$=$l$h$j$bBg$-$/$7$F$/$@$5$$!%$G$J$$$H!$\e(B
- pgbench\e$B$N7k2L$O\e(BUPDATE\e$B$N6%9g$KBg$-$/1F6A$5$l$F$7$^$$$^$9!%\e(B
- \e$BAH9~$_$N%Y%s%A%^!<%/%Q%?!<%s$G$O!$\e(Bbraches\e$B$N?t\e(B(=braches\e$B%F!<%V%k\e(B
- \e$B$N9T?t\e(B)\e$B$,<+F0E*$K%9%1!<%j%s%0%U%!%/%?!<$K@_Dj$5$l$^$9!%\e(B
- \e$B%+%9%?%`%/%(%j\e(B(-f\e$B%*%W%7%g%s;HMQ\e(B)\e$B$G$O!$%9%1!<%j%s%0%U%!%/%?!<$O\e(B
- \e$B<+F0@_Dj$5$l$^$;$s!%\e(B
-
--D varname=value
-
- \e$BJQ?t$rDj5A$7$^$9!%Dj5A$7$?JQ?t$O\e(B -f \e$B%*%W%7%g%s$G;XDj$7$?%U%!%$\e(B
- \e$B%k$+$i;2>H$G$-$^$9!%\e(B-D \e$B%*%W%7%g%s$G$OJQ?tL>$HCM$r\e(B = (\e$B%$%3!<%k\e(B)
- \e$B$G6h@Z$C$F;XDj$7$^$9!%\e(B-D \e$B%*%W%7%g%s$OJ#?t;XDj$G$-$^$9!%\e(B
-
--U login DB\e$B%f!<%6$N%m%0%$%sL>$r;XDj$7$^$9!%\e(B
-
--P password \e$B%Q%9%o!<%I$r;XDj$7$^$9!%$J$*!$$3$N%*%W%7%g%s$r;H$&$H!$\e(B
- \e$B%Q%9%o!<%I$r\e(Bps\e$B%3%^%s%I$G8+$i$l$k$J$I!$%;%-%e%j%F%#%[!<\e(B
- \e$B%k$K$J$k2DG=@-$,$"$k$N$G!$%F%9%HMQ$K$N$_$*;H$$2<$5$$!%\e(B
-
--n \e$B$3$N%*%W%7%g%s$r;XDj$9$k$H!$%Y%s%A%^!<%/3+;OA0$K\e(B vacuum \e$B$H\e(B
- history \e$B$N%/%j%"$r9T$J$$$^$;$s!%\e(B
-
--v \e$B$3$N%*%W%7%g%s$r;XDj$9$k$H!$%G%U%)%k%H$N;vA0%/%j!<%s%"%C\e(B
- \e$B%W=hM}$K2C$(!$\e(Baccounts\e$B$r\e(BVACUUM ANALYZE\e$B$7$^$9!%\e(B
-
- -v -n \e$B$NN>J}$r>JN,$7$?>l9g$N%G%U%)%k%H;vA0%/%j!<%s%"%C\e(B
- \e$B%W=hM}$O!$0J2<$N=hM}$r9T$$$^$9!%\e(B
-
- - history\e$B$+$i$NA49T:o=|\e(B
- - branches, tellers, history\e$B$N\e(BVACUUM
-
- \e$B$3$l$O!$\e(Bvacuum \e$B$N;~4V$r:G>.8B$K$7$J$,$i!$%Q%U%)!<%^%s%9$K\e(B
- \e$B1F6A$9$k%4%_A]=|$r8z2LE*$K9T$$$^$9!%DL>o$O\e(B -v \e$B$H\e(B -n \e$B$r\e(B
- \e$B>JN,$9$k$3$H$r$*$9$9$a$7$^$9!%\e(B
-
--S TPC-B\e$B$N%H%i%s%6%/%7%g%s$G$O$J$/!$8!:w$N$_$N%H%i%s%6%/%7%g%s$r\e(B
- \e$B<B9T$7$^$9!%8!:w%9%T!<%I$rB,Dj$7$?$$$H$-$K;H$$$^$9!%\e(B
-
--N
- "branches"\e$B$H\e(B"tellers"\e$B%F!<%V%k$N99?7$r9T$$$^$;$s!%$3$l\e(B
- \e$B$K$h$C$F\e(B"branches"\e$B$H\e(B"tellers"\e$B$X$NBgNL$N99?7$N6%9g$N$J\e(B
- \e$B$$>uBV$G$NB,Dj$r9T$$$^$9!%$7$?$,$C$F\e(BTPC-B\e$B$N%9%Z%C%/$K\e(B
- \e$B$OE,9g$7$J$/$J$j$^$9$,!$$h$j8=<BE*$JIi2Y$r%F%9%H$9$k$3\e(B
- \e$B$H$,$G$-$^$9!%\e(B
-
--f filename \e$B%H%i%s%6%/%7%g%s$NFbMF$,5-=R$5$l$?%U%!%$%kL>$r;XDj$7$^\e(B
- \e$B$9!%$3$N%*%W%7%g%s$r;XDj$9$k$H!$%U%!%$%k$K5-=R$5$l$?Fb\e(B
- \e$BMF$N%H%i%s%6%/%7%g%s$r<B9T$7$^$9!%$J$*!$%Y%s%A%^!<%/$N\e(B
- \e$BBP>]$H$J$k%G!<%?%Y!<%9$O$"$i$+$8$a=i4|2=$7$F$*$/I,MW$,\e(B
- \e$B$"$j$^$9!%F~NO%U%)!<%^%C%H$K$D$$$F$O8e=R$7$^$9!%\e(B
-
--C \e$B$3$N%*%W%7%g%s$r;XDj$9$k$H!$:G=i$K3NN)$7$?%3%M%/%7%g%s\e(B
- \e$B$r;H$$2s$9$N$G$O$J$/!$3F%H%i%s%6%/%7%g%s$4$H$K\e(BDB\e$B$X$N@\\e(B
- \e$BB3$r9T$$$^$9!%%3%M%/%7%g%s$N%*!<%P!<$X%C%I$rB,Dj$9$k$N\e(B
- \e$B$KM-8z$G$9!%\e(B
-
--l \e$B8D!9$N%H%i%s%6%/%7%g%s$N<B9T;~4V$r5-O?$7$^$9!%5-O?@h$O\e(B
- \e$B%+%l%s%H%G%#%l%/%H%j0J2<$N\e(Bpgbench_log.xxx\e$B$H$$$&%U%!%$\e(B
- \e$B%k$G$9!%%U%!%$%k$N%U%)!<%^%C%H$O!$\e(B
-
- \e$B%/%i%$%"%s%H\e(BID \e$B%H%i%s%6%/%7%g%sHV9f\e(B \e$B;~4V\e(B \e$B%U%!%$%kHV9f\e(B Unix\e$B%?%$%`\e(B(\e$BIC\e(B) \e$B%*%U%;%C%H\e(B
-
- \e$B$H$J$C$F$$$^$9!%;~4V$O%^%$%/%mICC10L$G$9!%\e(B
-
- \e$B%U%!%$%kHV9f$O%F%9%H$K;H$o$l$?%U%!%$%k$NHV9f$G$9\e(B(-f\e$B%*%W%7%g%s\e(B
- \e$B$rJ#?t;XDj$7$?$H$-$KM-MQ$G$9\e(B)\e$B!%\e(B
-
- \e$B!V\e(BUnix\e$B%?%$%`\e(B(\e$BIC\e(B) \e$B%*%U%;%C%H!W$O!$%H%i%s%6%/%7%g%s$,40N;$7$?$H\e(B
- \e$B$-$N\e(BUNIX\e$B%(%]%C%/%?%$%`$H%^%$%/%mICC10L$N%*%U%;%C%H$G$9\e(B(ISO
- 8601\e$B%?%$%`%9%?%s%W$HIC$NCf$NC<?t\e(B)\e$B!%\e(B
-
- \e$B%m%0$N=PNONc$r<($7$^$9!%\e(B
-
- 0 199 2241 0 1175850568 995598
- 0 200 2465 0 1175850568 998079
- 0 201 2513 0 1175850569 608
- 0 202 2038 0 1175850569 2663
-
--F \e$B%U%#%k%U%!%/%?!<\e(B
- accounts, tellers, bracnhes\e$B%F!<%V%k$r:n@.$9$k:]$K;XDj$5$l$?%U%#\e(B
- \e$B%k%U%!%/%?!<$r;HMQ$7$^$9!%%U%#%k%U%!%/%?!<$N%G%U%)%k%H$O\e(B100\e$B$G\e(B
- \e$B$9!%$3$N%*%W%7%g%s$O\e(B -i \e$B%*%W%7%g%s$HF1;~$K;HMQ$7$^$9!%\e(B
-
--d \e$B%G%P%C%0%*%W%7%g%s!%MM!9$J>pJs$,I=<($5$l$^$9!%\e(B
-
-\e$B"#%G!<%?%Y!<%9$N=i4|2=\e(B
-
-pgbench \e$B$G%Y%s%A%^!<%/%F%9%H$r<B;\$9$k$?$a$K$O!$$"$i$+$8$a%G!<%?%Y!<%9\e(B
-\e$B$r=i4|2=$7!$%F%9%H%G!<%?$r:n$kI,MW$,$"$j$^$9!%\e(B-f\e$B%*%W%7%g%s$r;H$C$FFH<+\e(B
-\e$B$N%H%i%s%6%/%7%g%s$rDj5A$9$k>l9g$O!$<+J,$G%G!<%?%Y!<%9$N=i4|2=$r$7$F$*\e(B
-\e$B$/I,MW$,$"$j$^$9!%\e(B
-
-$ pgbench -i [\e$B%G!<%?%Y!<%9L>\e(B]
-
-\e$B$3$l$K$h$j0J2<$N%F!<%V%k$,:n$i$l$^$9\e(B(\e$B%9%1!<%j%s%0%U%!%/%?!<\e(B == 1 \e$B$N>l9g\e(B)\e$B!%\e(B
-
-\e$B!vCm0U!v\e(B
-\e$BF1$8L>A0$N%F!<%V%k$,$"$k$H:o=|$5$l$F$7$^$&$N$G$4Cm0U2<$5$$!*!*\e(B
-
-\e$B%F!<%V%kL>\e(B \e$B%?%W%k?t\e(B
--------------------------
-branches 1
-tellers 10
-accounts 100000
-history 0
-
-\e$B%9%1!<%j%s%0%U%!%/%?!<$r\e(B 10,100,1000 \e$B$J$I$KJQ99$9$k$H!$>e5-%?%W%k?t$O\e(B
-\e$B$=$l$K1~$8$F\e(B10\e$BG\!$\e(B100\e$BG\!$\e(B1000\e$BG\$K$J$j$^$9!%%F!<%V%k$H%$%s%G%C%/%9$N%5\e(B
-\e$B%$%:$O%G!<%?%Y!<%9%5%$%:$O35$M$=$l$>$l!$\e(B130MB\e$B!$\e(B1.3GB\e$B!$\e(B13GB\e$B$[$I$K$J$j$^\e(B
-\e$B$9!%\e(B
-
-\e$B$?$H$($P!$%9%1!<%j%s%0%U%!%/%?!<$r\e(B 10 \e$B$H$9$k$H!$\e(B
-
-\e$B%F!<%V%kL>\e(B \e$B%?%W%k?t\e(B
--------------------------
-branches 10
-tellers 100
-accounts 1000000
-history 0
-
-\e$B$K$J$j$^$9!%\e(B
-
-\e$B"#!V%H%i%s%6%/%7%g%s!W$NDj5A\e(B
-
-pgbench \e$B$G$O!$0J2<$N%7!<%1%s%9$rA4It40N;$7$F\e(B1\e$B%H%i%s%6%/%7%g%s$H?t$($F\e(B
-\e$B$$$^$9!%\e(B
-
-(1) begin;
-
-(2) update accounts set abalance = abalance + :delta where aid = :aid;
- \e$B$3$3$G!$\e(B:delta\e$B$O\e(B1\e$B$+$i\e(B1000\e$B$^$G$NCM$r<h$kMp?t!$\e(B:aid \e$B$O\e(B 1\e$B$+$i\e(B100000\e$B$^$G\e(B
- \e$B$NCM$r<h$kMp?t$G$9!%0J2<!$Mp?t$NCM$O$=$l$>$l$3$N%H%i%s%6%/%7%g%s$N\e(B
- \e$BCf$G$OF1$8CM$r;H$$$^$9!%\e(B
-
-(3) select abalance from accounts where aid = :aid;
- \e$B$3$3$G$O\e(B1\e$B7o$@$18!:w$5$l$^$9!%\e(B
-
-(4) update tellers set tbalance = tbalance + :delta where tid = :tid;
- \e$B$3$3$G\e(B :tid \e$B$O\e(B 1\e$B$+$i\e(B10\e$B$N4V$NCM$r$H$kMp?t$G$9!%\e(B
-
-(5) update branches set bbalance = bbalance + :delta where bid = :bid;
- \e$B$3$3$G\e(B :bid \e$B$O\e(B 1 \e$B$+$i\e(B[\e$B%9%1%j%s%0%U%!%/%?!<\e(B]\e$B$N4V$NCM$r<h$kMp?t$G$9!%\e(B
-
-(6) insert into history(tid,bid,aid,delta) values(:tid,:bid,:aid,:delta);
-
-(7) end;
-
--N\e$B%*%W%7%g%s$r;HMQ$9$k$H!$\e(B(4)(5)\e$B$O<B9T$5$l$^$;$s!%\e(B
-
-\e$B"#F~NO%U%!%$%k$N%U%)!<%^%C%H\e(B
-
--f \e$B%*%W%7%g%s$r;XDj$7$F%H%i%s%6%/%7%g%s$K4^$^$l$k\e(B SQL \e$B%3%^%s%I$NFbMF$r\e(B
-\e$B5-=R$7$?%U%!%$%k$rFI$_9~$`$3$H$,$G$-$^$9!%F~NO%U%!%$%k$K$O\e(B 1 \e$B9T$K$D$-\e(B
-1 \e$B$D$N%3%^%s%I$r5-=R$7$^$9!%6u9T$OL5;k$5$l!$Fs=E%O%$%U%s$G;O$^$k9T$O%3\e(B
-\e$B%a%s%H$r0UL#$7$^$9!%\e(B
-
--f \e$B%*%W%7%g%s$OJ#?t;XDj$G$-$^$9!%$3$N>l9g$O3F%H%i%s%6%/%7%g%s$K$O%i%s\e(B
-\e$B%@%`$KA*$P$l$?%U%!%$%k$K5-=R$5$l$?\e(BSQL\e$B$,<B9T$5$l$^$9!%\e(B
-
-\e$B%3%^%s%I$K$O!$\e(BSQL \e$B%3%^%s%I$K2C$(!$%P%C%/%9%i%C%7%e$G;O$^$k%a%?%3%^%s%I\e(B
-\e$B$r5-=R$G$-$^$9!%%a%?%3%^%s%I$O\e(B pgbench \e$B<+?H$K$h$C$F<B9T$5$l$^$9!%%a%?\e(B
-\e$B%3%^%s%I$N7A<0$O%P%C%/%9%i%C%7%e!$$=$ND>8e$K%3%^%s%I$NF0;l!$$=$N<!$K0z\e(B
-\e$B?t$,B3$-$^$9!%F0;l%3%^%s%I$H0z?t!$$^$?$=$l$>$l$N0z?t$O6uGrJ8;z$K$h$C$F\e(B
-\e$B6h@Z$i$l$^$9!%\e(B
-
-\e$B8=:_$N$H$3$m!$0J2<$N%a%?%3%^%s%I$,Dj5A$5$l$F$$$^$9!%\e(B
-
-\set name operand1 [ operator operand2 ]
- \e$BHo1i;;?t\e(B operand1 \e$B$H\e(B operand2 \e$B$r1i;;;R\e(B operator \e$B$K$h$C$F1i;;$7\e(B
- \e$B$?7k2L$rJQ?t\e(B name \e$B$K@_Dj$7$^$9!%8=>u$G$O@0?t$N;MB'1i;;$N$_$KBP\e(B
- \e$B1~$7$F$$$^$9!%$J$*!$1i;;;R$H\e(B 2 \e$B$DL\$NHo1i;;?t$r>JN,$9$k$HC1=c\e(B
- \e$B$K\e(B 1 \e$B$DL\$NHo1i;;?t$rJQ?t$K@_Dj$7$^$9!%\e(B
-
- \e$BJQ?t$K1i;;$N7k2L$r@_Dj$9$k$K$O!$\e(B\set \e$B%a%?%3%^%s%I$r;HMQ$7$F0J\e(B
- \e$B2<$N$h$&$K5-=R$7$^$9!%\e(B
-
- \set ntellers 10 * :tp
-
- \e$B$3$l$O!$JQ?t\e(B ntellers \e$B$K%9%1!<%j%s%0%U%!%/%?!<\e(B (-s \e$B%*%W%7%g%s\e(B
- \e$B$G;XDj$7$?\e(B) \e$B$r\e(B 10 \e$BG\$7$?7k2L$r@_Dj$7$^$9!%\e(B
-
-\setrandom name min max
-
- \e$B:G>.CM\e(B min \e$B$H:GBgCM\e(B max \e$B$N4V$NCM$r<h$kMp?t$r!$\e(Bname \e$BJQ?t$K@_Dj\e(B
- \e$B$7$^$9!%\e(B
-
- \e$BJQ?t$KMp?t$r@_Dj$9$k$K$O!$\e(B\setrandom \e$B%a%?%3%^%s%I$r;HMQ$7$F0J2<$N$h$&\e(B
- \e$B$K5-=R$7$^$9!%\e(B
-
- \setrandom aid 1 100000
-
- \e$B$3$l$O!$JQ?t\e(B aid \e$B$K\e(B 1 \e$B$+$i\e(B 100000 \e$B$N4V$NMp?t$r@_Dj$7$^$9!%\e(B
-
-\e$BJQ?t$O\e(B SQL \e$B%3%^%s%I$*$h$S%a%?%3%^%s%I$+$i;2>H$G$-$^$9!%$=$l$K$O0J2<$N\e(B
-\e$B$h$&$KJQ?tL>$NA0$K%3%m%s$rIU$1$^$9!%\e(B
-
-SELECT abalance FROM accounts WHERE aid = :aid
-
-\e$BJQ?t$rDj5A$9$k$K$O%a%?%3%^%s%I0J30$K\e(B -D \e$B%*%W%7%g%s$r;HMQ$9$k$3$H$b$G$-\e(B
-\e$B$^$9!%\e(B -D \e$B%*%W%7%g%s$GDj5A$7$?JQ?t$bJQ?tL>$NA0$K%3%m%s$rIU$1$F;2>H$7$^\e(B
-\e$B$9!%\e(B
-
-\e$BNc$($P!$\e(BTCP-B \e$B$KN`;w$7$?%Y%s%A%^!<%/$r7WB,$9$k$K$O!$0J2<$N$h$&$K%H%i%s\e(B
-\e$B%6%/%7%g%s$NFbMF$r%U%!%$%k$K5-=R$7!$\e(B-f \e$B%*%W%7%g%s$K$h$C$F$=$N%U%!%$%k\e(B
-\e$B$r;XDj$7$F\e(B pgbench \e$B$r<B9T$7$^$9!%\e(B
-
-\set nbranches :scale
-\set ntellers 10 * :scale
-\set naccounts 100000 * :scale
-\setrandom aid 1 :naccounts
-\setrandom bid 1 :nbranches
-\setrandom tid 1 :ntellers
-\setrandom delta 1 10000
-BEGIN
-UPDATE accounts SET abalance = abalance + :delta WHERE aid = :aid
-SELECT abalance FROM accounts WHERE aid = :aid
-UPDATE tellers SET tbalance = tbalance + :delta WHERE tid = :tid
-UPDATE branches SET bbalance = bbalance + :delta WHERE bid = :bid
-INSERT INTO history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :aid, :delta, current_timestamp)
-END
-
-\e$B%9%1!<%j%s%0%U%!%/%?!<$r\e(B branches \e$B%F!<%V%k$N%?%W%k?t$+$i<+F0E*$K@_Dj$7\e(B
-\e$B$?$$>l9g!$0J2<$N$h$&$K\e(B -s \e$B%*%W%7%g%s$H%7%'%k$N%3%^%s%ICV49$J$I$rAH$_9g\e(B
-\e$B$o$;$^$9!%\e(B
-
-pgbench -s $(psql -At -c "SELECT count(*) FROM branches") -f tpc_b.sql
-
-\e$B$J$*!$\e(B-f \e$B%*%W%7%g%s$r;XDj$7$?>l9g!$%Y%s%A%^!<%/3+;OA0$K\e(B vacuum \e$B$H\e(B
-history \e$B$N%/%j%"$O<+F0E*$K9T$o$l$^$;$s!%\e(B
-
-\e$B"#:n<T$H%i%$%;%s%9>r7o\e(B
-
-pgbench \e$B$O@P0f\e(B \e$BC#IW$K$h$C$F=q$+$l$^$7$?!%%i%$%;%s%9>r7o$O\e(B pgbench.c \e$B$N\e(B
-\e$BKAF,$K=q$$$F$"$j$^$9!%$3$N>r7o$r<i$k8B$jL5=~$GMxMQ$7!$$^$?<+M3$K:FG[IU\e(B
-\e$B$G$-$^$9!%\e(B
-
-\e$B"#\e(BPostgreSQL\e$B$N\e(Bcontrib\e$B%b%8%e!<%k$H$7$F<h$j9~$^$l$k$^$G$N2~DjMzNr\e(B
-
-2000/1/15 pgbench-1.2 \e$B$O\e(B PostgreSQL \e$B$K\e(B contribute \e$B$5$l$^$7$?!%\e(B
- * -v \e$B%*%W%7%g%sDI2C\e(B
-
-1999/09/29 pgbench-1.1 \e$B%j%j!<%9\e(B
- * \e$BC+ED$5$s$K$h$k\e(Bcygwin\e$BBP1~%Q%C%A<h$j9~$_\e(B
- * \e$B%P%C%/%(%s%I%/%i%C%7%e;~$NBP1~\e(B
- * -S \e$B%*%W%7%g%sDI2C\e(B
-
-1999/09/04 pgbench-1.0 \e$B%j%j!<%9\e(B
+++ /dev/null
-$PostgreSQL: pgsql/contrib/pgrowlocks/README.pgrowlocks.euc_jp,v 1.1 2006/04/23 01:12:58 ishii Exp $
-
-pgrowlocks README ÀаæãÉ×
-
-1. pgrowlocks¤È¤Ï
-
- pgrowlocks¤Ï¡¤»ØÄꤵ¤ì¤¿¥Æ¡¼¥Ö¥ë¤Î¹Ô¥í¥Ã¥¯¤Ë´Ø¤¹¤ë¾ðÊó¤òɽ¼¨¤·¤Þ¤¹¡¥
-
- pgrowlocks¤ÎÊÖ¤¹·¿¤Ï¡¤°Ê²¼¤Î¤è¤¦¤Ë¤Ê¤ê¤Þ¤¹¡¥
-
-CREATE TYPE pgrowlocks_type AS (
- locked_row TID, -- row TID
- lock_type TEXT, -- lock type
- locker XID, -- locking XID
- multi bool, -- multi XID?
- xids xid[], -- multi XIDs
- pids INTEGER[] -- locker's process id
-);
-
- ¼Â¹ÔÎã¤ò¼¨¤·¤Þ¤¹¡¥
-
-test=# SELECT * FROM pgrowlocks('t1');
- locked_row | lock_type | locker | multi | xids | pids
-------------+-----------+--------+-------+-----------+---------------
- (0,1) | Shared | 19 | t | {804,805} | {29066,29068}
- (0,2) | Shared | 19 | t | {804,805} | {29066,29068}
- (0,3) | Exclusive | 804 | f | {804} | {29066}
- (0,4) | Exclusive | 804 | f | {804} | {29066}
-(4 rows)
-
- ³Æ¹àÌܤÎÀâÌÀ¤Ç¤¹¡¥
-
- locked_row -- ¥í¥Ã¥¯¤µ¤ì¤¿¹Ô¤Î¥¿¥×¥ëID(TID)
- lock_type -- ¶¦Í¥í¥Ã¥¯¤Ê¤é"Shared"¡¤ÇÓ¾¥í¥Ã¥¯¤Ê¤é"Exclusive"
- locker -- ¥í¥Ã¥¯¤ò¤«¤±¤Æ¤¤¤ë¥È¥é¥ó¥¶¥¯¥·¥ç¥óID[Ãí1]
- multi -- locker¤¬¥Þ¥ë¥Á¥È¥é¥ó¥¶¥¯¥·¥ç¥ó¤Ê¤ét¤½¤¦¤Ç¤Ê¤±¤ì¤Ðf
- xids -- ¥í¥Ã¥¯¤ò¤«¤±¤Æ¤¤¤ë¥È¥é¥ó¥¶¥¯¥·¥ç¥óID[Ãí2]
- pids -- ¥í¥Ã¥¯¤ò¤«¤±¤Æ¤¤¤ë¥Ð¥Ã¥¯¥¨¥ó¥É¥×¥í¥»¥¹¤Î¥×¥í¥»¥¹ID[Ãí2]
-
- [Ãí1: locker¤¬¥Þ¥ë¥Á¤Ê¤é¡¤¥È¥é¥ó¥¶¥¯¥·¥ç¥óID¤Ç¤Ï¤Ê¤¯¤Æ¥Þ¥ë¥ÁID¤Ë¤Ê¤ê
- ¤Þ¤¹¡¥]
-
- [Ãí2: locker¤¬¥Þ¥ë¥Á¤Î¾ì¹ç¡¤Ê£¿ô¤Î¥Ç¡¼¥¿¤¬É½¼¨¤µ¤ì¤Þ¤¹¡¥]
-
-2. pgrowlocks¤Î¥¤¥ó¥¹¥È¡¼¥ë
-
- pgrowlocks¤Î¥¤¥ó¥¹¥È¡¼¥ë¤Ë¤Ï¡¤PostgreSQL¤ò¥¤¥ó¥¹¥È¡¼¥ë¤·¤¿¤È¤¤Î¥½¡¼
- ¥¹¥Ä¥ê¡¼¤¬É¬ÍפǤ¹¡¥º£¤Î¤È¤³¤íÂбþ¤·¤Æ¤¤¤ë¥Ð¡¼¥¸¥ç¥ó¤ÏPostgreSQL
- 8.0°Ê¹ß¤Ç¤¹¡¥
-
- ¤³¤³¤Ç¤ÏPostgreSQL¤Î¥½¡¼¥¹¤Ï/usr/local/src/postgresql-8.1/¤ËŸ³«¤µ
- ¤ì¤Æ¤¤¤ë¤â¤Î¤È¤·¤Þ¤¹¡¥
-
- 1) pgrowlocks¤Î¥½¡¼¥¹¤òŸ³«¤·¤Þ¤¹¡¥¥½¡¼¥¹¥Õ¥¡¥¤¥ë¤Ï
- /tmp/pgrowlocks-1.0.tar.gz¤ËÃÖ¤¤¤Æ¤¢¤ë¤â¤Î¤È¤·¤Þ¤¹¡¥
-
- $ cd /usr/local/src/postgresql-8.1/contrib
- $ tar xfz pgrowlocks-1.0.tar.gz
-
- 2) PostgreSQL 8.0¤Î¾ì¹ç¤Ï¡¤¥½¡¼¥¹¤Î°ìÉô¤Ë½¤Àµ¤¬É¬ÍפǤ¹¡¥
- pgrowlocks.c¤Î61¹ÔÌÜÊÕ¤ê¤Ë
-
- #undef MAKERANGEVARFROMNAMELIST_HAS_TWO_ARGS
-
- ¤È¤¤¤¦¤Î¤¬¤¢¤ë¤Î¤Ç¡¤¤³¤ì¤ò
-
- #define MAKERANGEVARFROMNAMELIST_HAS_TWO_ARGS
-
- ¤Ë½ñ¤´¹¤¨¤Þ¤¹(undef->define¤Ë¤·¤Þ¤¹)¡¥
-
- 3) ¥³¥ó¥Ñ¥¤¥ë¤·¤Æ´Ø¿ô¤Î¶¦Í¥é¥¤¥Ö¥é¥ê¤ò¥¤¥ó¥¹¥È¡¼¥ë¤·¤Þ¤¹¡¥
-
- $ make
- $ make install
-
- 4) ¥æ¡¼¥¶ÄêµÁ´Ø¿ô¤òÅÐÏ¿¤·¤Þ¤¹¡¥
-
- $ psql -e -f /usr/local/pgsql/share/contrib/pgrowlocks.sql test
-
- ¤³¤ÎÎã¤Ç¤Ï"test"¤È¤¤¤¦¥Ç¡¼¥¿¥Ù¡¼¥¹¤ËÅÐÏ¿¤·¤Æ¤¤¤Þ¤¹¤¬¡¤¤â¤·Â¾¤Î¥Ç¡¼
- ¥¿¥Ù¡¼¥¹¤ËÅÐÏ¿¤¹¤ë¾ì¹ç¤Ï¤³¤³¤òÆɤßÂؤ¨¤Æ¤¯¤À¤µ¤¤¡¥
-
-3. pgrowlocks¤Î»È¤¤Êý
-
- pgrowlocks¤Î¸Æ¤Ó½Ð¤··Á¼°¤Ï°Ê²¼¤Ç¤¹¡¥
-
- CREATE OR REPLACE FUNCTION pgrowlocks(text) RETURNS pgrowlocks_type
- AS 'MODULE_PATHNAME', 'pgrowlocks'
- LANGUAGE 'c' WITH (isstrict);
-
- Âè°ì°ú¿ô: ¥Æ¡¼¥Ö¥ë̾
-
- ´Ø¿ô¤ÎÌá¤ê¤Ïpgrowlocks_type·¿¤Ç¤¹¡¥
-
- pgrowlocks¤Ï¥Æ¡¼¥Ö¥ë¤ËAccessShareLock¥í¥Ã¥¯¤ò¤«¤±¡¤1¹Ô¤º¤ÄÆɤ߽Ф·
- ¤Æ¤Ï¹Ô¥í¥Ã¥¯¤¬¤«¤«¤Ã¤Æ¤¤¤ë¤«¤É¤¦¤«¥Á¥§¥Ã¥¯¤·¤Þ¤¹¡¥°Ê²¼¤ÎÅÀ¤ËÃí°Õ¤·
- ¤Æ¤¯¤À¤µ¤¤¡¥
-
- 1) ³ºÅö¥Æ¡¼¥Ö¥ë¤ËÇÓ¾¥í¥Ã¥¯¤¬¤«¤«¤Ã¤Æ¤¤¤ë¤È¡¤pgrowlocks¤Î¼Â¹Ô¤Ï¥Ö¥í¥Ã
- ¥¯¤µ¤ì¤Þ¤¹¡¥
-
- 2) pgrowlocks¤Î¼Â¹ÔÃæ¤Ë¿·¤¿¤Ë¤«¤«¤Ã¤¿¤ê¡¤²ò½ü¤µ¤ì¤¿¹Ô¥í¥Ã¥¯¤Ë´Ø¤¹¤ë
- ¾ðÊó¤Ïpgrowlocks¤Î¼Â¹Ô·ë²Ì¤ËÈ¿±Ç¤µ¤ì¤Æ¤¤¤Ê¤¤²ÄǽÀ¤¬¤¢¤ê¤Þ¤¹¡¥
-
-
- pgrowlocks¤Ï¥í¥Ã¥¯¤µ¤ì¤¿¹Ô¤ÎÆâÍƤÏɽ¼¨¤·¤Þ¤»¤ó¡¥¹ÔÆâÍƤò¸«¤¿¤¤¾ì¹ç
- ¤Ï¡¤¥Æ¡¼¥Ö¥ë¤òpgrowlocks¤Îlocked_rowsÎó¤Ç·ë¹ç¤·¤Þ¤¹¡¥Îã¤ò¼¨¤·¤Þ¤¹¡¥
-
- SELECT * FROM accounts AS a, pgrowlocks('accounts') AS p WHERE p.locked_ row = a.ctid;
-
-
-4. pgrowlocks¤Î¥é¥¤¥»¥ó¥¹¾ò·ï¤Ë¤Ä¤¤¤Æ
-
- pgrowlocks.c¤ÎËÁƬ¤Ë½ñ¤¤¤Æ¤¢¤ëÄ̤ê¤Ç¤¹(½¤ÀµBSD¥é¥¤¥»¥ó¥¹¤Ë½à¤¸¤Æ¤¤
- ¤Þ¤¹)¡¥¤Þ¤¿¡¤pgrowlocks ¤Ï´°Á´¤Ë̵ÊݾڤǤ¹¡¥pgrowlocks ¤ò»ÈÍѤ·¤¿¤³
- ¤È¤Ë¤è¤Ã¤ÆÀ¸¤¸¤ë¤¤¤«¤Ê¤ë·ë²Ì¤Ë´Ø¤·¤Æ¤âÀÕǤ¤òÉ餤¤Þ¤»¤ó¡¥
-
-5. ²þÄûÍúÎò
-
- 2006/03/21 pgrowlocks ¥Ð¡¼¥¸¥ç¥ó 1.1¥ê¥ê¡¼¥¹(8.2 current¤Ç¥Æ¥¹¥È)
- 2005/08/22 pgrowlocks ¥Ð¡¼¥¸¥ç¥ó 1.0¥ê¥ê¡¼¥¹
+++ /dev/null
-$PostgreSQL: pgsql/contrib/pgstattuple/README.pgstattuple.euc_jp,v 1.9 2007/06/07 09:56:25 mha Exp $
-
-pgstattuple README 2002/08/22 ÀаæãÉ×
-
-1. ¥µ¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤ë´Ø¿ô
-
- pgstattuple
- -----------
- pgstattuple¤Ï¡¤UPDATE¤äDELETE¤Çºî¤é¤ì¤¿¥ê¥ì¡¼¥·¥ç¥ó¤Î¥´¥ßÎΰè¤ÎÂ礤µ¤ò¡¤
- ¥ê¥ì¡¼¥·¥ç¥ó¼«ÂΤÎʪÍýŪ¤ÊÂ礤µ¤ËÂФ¹¤ë¥Ñ¡¼¥»¥ó¥Æ¡¼¥¸¤ÇÊֵѤ·¤Þ¤¹¡¥¤Ä
- ¤Þ¤ê¡¤ÊÖµÑÃͤ¬Â礤±¤ì¤Ð¡¤¤½¤ì¤À¤±¥´¥ß¤â¿¤¤¤Î¤Ç¡¤vacuum¤ò¤«¤±¤ëɬ
- Íפ¬¤¢¤ë¤È¤¤¤¦È½ÃǤνõ¤±¤Ë¤Ê¤ë¤ï¤±¤Ç¤¹¡¥¤³¤ì°Ê³°¤Ë¤â¤¤¤í¤¤¤í¤Ê¾ðÊó
- ¤¬ÊÖ¤ê¤Þ¤¹¡¥
- pgstattuple() ¤Ï¡¢¥ê¥ì¡¼¥·¥ç¥ó¤ÎŤµ¤ä¡¢¥¿¥×¥ë¤Î"¥´¥ßÎΰè"¤Î³ä¹ç¤Ê¤É¤Î
- ¾ðÊó¤òÊֵѤ·¤Þ¤¹¡£¤³¤ì¤é¤Î¾ðÊó¤Ï¡¢vacuum ¤¬É¬Íפ«¤É¤¦¤«¡¢¥æ¡¼¥¶¤¬È½ÃÇ
- ¤¹¤ë¤Î¤ËÌòΩ¤Ä¤Ç¤·¤ç¤¦¡£Î㤨¤Ð°Ê²¼¤Î¤è¤¦¤Ê·Á¤Ë¤Ê¤ê¤Þ¤¹¡§
-
- test=> \x
- Expanded display is on.
- test=> SELECT * FROM pgstattuple('pg_catalog.pg_proc');
- -[ RECORD 1 ]------+-------
- table_len | 458752
- tuple_count | 1470
- tuple_len | 438896
- tuple_percent | 95.67
- dead_tuple_count | 11
- dead_tuple_len | 3157
- dead_tuple_percent | 0.69
- free_space | 8932
- free_percent | 1.95
-
- °Ê²¼¤¬³Æ¹àÌܤÎÆâÍƤǤ¹¡§
-
- table_len -- ¥ê¥ì¡¼¥·¥ç¥ó¤ÎʪÍýŪ¤ÊÂ礤µ(¥Ð¥¤¥È)
- tuple_count -- ¥¿¥×¥ë¿ô
- tuple_len -- ¥¿¥×¥ëĹ¤Î¹ç·×(¥Ð¥¤¥È)
- tuple_percent -- ¥¿¥×¥ë¤Î³ä¹ç¡¥table_len¤ËÂФ¹¤ëtuple_len¤ÎÈæΨ¡¥
- dead_tuple_len -- ¥Ç¥Ã¥É¥¿¥×¥ë¿ô
- dead_tuple_percent -- ¥Ç¥Ã¥É¥¿¥×¥ë¤Î³ä¹ç¡¥table_len¤ËÂФ¹¤ëtuple_len¤ÎÈæΨ¡¥
- free_space -- ºÆÍøÍѲÄǽ¤ÊÎΰè(¥Ð¥¤¥È)
- free_percent -- ºÆÍøÍѲÄǽ¤ÊÎΰ补table_len¤ËÂФ¹¤ëfree_space¤ÎÈæΨ¡¥
-
- pg_relpages
- -----------
- pg_relpages() ¤Ï¥ê¥ì¡¼¥·¥ç¥ó¤Î¥Ú¡¼¥¸¿ô¤òÊֵѤ·¤Þ¤¹¡¥
-
- pgstatindex
- -----------
- pgstatindex() ¤Ï¥¤¥ó¥Ç¥Ã¥¯¥¹¤Ë´Ø¤¹¤ë¾ðÊó¤òÊֵѤ·¤Þ¤¹¡§
-
- test=> \x
- Expanded display is on.
- test=> SELECT * FROM pgstatindex('pg_cast_oid_index');
- -[ RECORD 1 ]------+------
- version | 2
- tree_level | 0
- index_size | 8192
- root_block_no | 1
- internal_pages | 0
- leaf_pages | 1
- empty_pages | 0
- deleted_pages | 0
- avg_leaf_density | 50.27
- leaf_fragmentation | 0
-
-
-2. pgstattuple¤Î¥¤¥ó¥¹¥È¡¼¥ë
-
- PostgreSQL¤¬/usr/local/pgsql¤Ë¥¤¥ó¥¹¥È¡¼¥ëºÑ¤Ç¤¢¤ê¡¤test¥Ç¡¼¥¿¥Ù¡¼
- ¥¹¤Ëpgstattuple¤ò¥¤¥ó¥¹¥È¡¼¥ë¤¹¤ë¾ì¹ç¤Î¼ê½ç¤ò¼¨¤·¤Þ¤¹¡¥
-
- $ make
- $ make install
-
- ¥æ¡¼¥¶ÄêµÁ´Ø¿ô¤òÅÐÏ¿¤·¤Þ¤¹¡¥
-
- $ psql -e -f /usr/local/pgsql/share/contrib/pgstattuple.sql test
-
-
-3. pgstattuple¤Î»È¤¤Êý
-
- pgstattuple¤Î¸Æ¤Ó½Ð¤··Á¼°¤Ï°Ê²¼¤Ç¤¹¡¥
-
- CREATE OR REPLACE FUNCTION pgstattuple(text) RETURNS pgstattuple_type
- AS 'MODULE_PATHNAME', 'pgstattuple'
- LANGUAGE C STRICT;
-
- Âè°ì°ú¿ô: ¥ê¥ì¡¼¥·¥ç¥ó̾
-
- ´Ø¿ô¤ÎÌá¤ê¤Ïpgstattuple_type·¿¤Ç¤¹¡¥
-
- pgstattuple¤Ï¥ê¥ì¡¼¥·¥ç¥ó¤ËAccessShareLock¤·¤«¤«¤±¤Ê¤¤¤Î¤Ç¡¤
- pgstattuple ¤ò¼Â¹ÔÃæ¤Ë³ºÅö¥ê¥ì¡¼¥·¥ç¥ó¤Ë¹¹¿·¤äºï½ü¤¬È¯À¸¤¹¤ë¤È¡¤Àµ¤·¤¯
- ¤Ê¤¤·ë²Ì¤òÊÖ¤¹²ÄǽÀ¤¬¤¢¤ê¤Þ¤¹¡¥
-
- pgstattuple¤¬¥¿¥×¥ë¤ò¡Ö¥´¥ß¡×¤ÈȽÃǤ¹¤ë´ð½à¤Ï¡¤
- HeapTupleSatisfiesNow()¤¬µ¶¤òÊÖ¤·¤¿¤È¤¤Ç¤¹¡¥
-
-4. pgstattuple¤Î¥é¥¤¥»¥ó¥¹¾ò·ï¤Ë¤Ä¤¤¤Æ
-
- pgstattuple.c¤ÎËÁƬ¤Ë½ñ¤¤¤Æ¤¢¤ëÄ̤ê¤Ç¤¹¡¥¤Þ¤¿¡¤pgstattuple ¤Ï´°Á´¤Ë̵ÊÝ
- ¾Ú¤Ç¤¹¡¥pgstattuple ¤ò»ÈÍѤ·¤¿¤³¤È¤Ë¤è¤Ã¤ÆÀ¸¤¸¤ë¤¤¤«¤Ê¤ë·ë²Ì¤Ë´Ø¤·¤Æ
- ¤âÀÕǤ¤òÉ餤¤Þ¤»¤ó¡¥
-
-5. ²þÄûÍúÎò
-
- 2006/06/28
-
- ¥¤¥ó¥Ç¥Ã¥¯¥¹¤ËÂФ·¤Æ¤âÆ°ºî¤¹¤ë¤è¤¦¤Ë³ÈÄ¥¡£
-
- 2002/09/04
-
- SRFÊѹ¹¤Ëȼ¤¤¡¤Tom Lane ¤¬½¤Àµ¥¤¥ó¥¿¡¼¥Õ¥§¥¤¥¹¤Î½¤Àµ¤ò¹Ô¤Ã¤¿¡¥
- ¤½¤Î¤³¤È¤ò¤³¤ÎREADME¤Ë¤âÈ¿±Ç¡¥
-
- 2002/08/23
-
- SRF(Set Returning Function)¤ò»È¤Ã¤Æ7.3ÍѤ˽ñ¤´¹¤¨¡¥
-
- 2001/12/20 Tom Lane¤Ë¤è¤ë½¤Àµ
-
- Fix pgstattuple to acquire a read lock on the target table. This
- prevents embarassments such as having the table dropped or truncated
- partway through the scan. Also, fix free space calculation to include
- pages that currently contain no tuples.
-
- 2001/10/01 PostgreSQL 7.2 ÍÑcontrib module¤ËÅÐÏ¿
-
- 2001/08/30 pgstattuple ¥Ð¡¼¥¸¥ç¥ó 0.1¥ê¥ê¡¼¥¹
projects / postgresql / commitdiff