[Seasar-user:16325] Re: テーブル項目追加に伴うパフォーマンス低下についてのご質問

Koichi Kobayashi [E-MAIL ADDRESS DELETED]
2008年 11月 19日 (水) 19:00:31 JST


$B>.NS(B (koichik) $B$G$9!%(B

Date:    Wed, 19 Nov 2008 18:40:35 +0900 (JST)
From:    "Kobayashi.Tomomi" <[E-MAIL ADDRESS DELETED]>
To:      [E-MAIL ADDRESS DELETED]
Subject: [Seasar-user:16324] Re: $B%F!<%V%k9`L\DI2C$KH<$&%Q%U%)!<%^%s%9Dc2<$K$D$$$F$N$4<ALd(B

> $B-!(BS2Dao$B$K$F!"Ns%5%$%:$r$"$k0lDj0J>e$K$9$k$[E-MAIL ADDRESS DELETED]=$,Mn$A$k!"(B
> $BKt$O!"(BBean($B%F!<%V%k(B)$B$N%5%$%:!&Ns?t$r$"$k0lDj0J>e$K$9$k$[E-MAIL ADDRESS DELETED]=$,Mn$A$kEy!"2?$[E-MAIL ADDRESS DELETED]=$K$D$$$F$N>pJs$O$J$$$G$7$g$&$+!)!)(B

S2Dao $B$+$I$&$+$K4X78$J$/!$%M%C%H%o!<%/$rDL$k%G!<%?$N(B
$BE>AwNL$b%a%b%j$N>CHqNL$,A}$($k$N$G$3$N798~$O$"$j$^$9!%(B

> $B-"$^$?!"(BBean($B%F!<%V%k(B)$BDj5A$rJQ$($:%Q%U%)!<%^%s%9$r8~>e$5$;$kJ}K!$K$D$$$F2?$+$4B8CN$G$O$J$$$G$7$g$&$+!)(B
> S2Dao$B$N%P!<%8%g%s!"(BS2Dao$B$[E-MAIL ADDRESS DELETED]!"(BDriver$B!"$=$NB>$I$s$J>pJs$G$b9=$$$^$;$s$N$G!">pJs$rD:$1$?$i$H;W$$$^$9!#(B

$B%Q%U%)!<%^%s%9$GLdBj$,$"$k$J$i!$$^$:$O%\%H%k%M%C%/$r(B
$BC5$9$N$,4pK\$G$9!%>u67$,J,$+$i$J$1$l$PC/$b%"%I%P%$%9(B
$B$G$-$J$$$H;W$$$^$9!%(B
VusualVm $B$J$I$r;H$C$F%a%b%j$N>CHqNL$d;~4V$N(B
$B$+$+$C$F$$$k%a%=%C%I$r3NG'$7$F$O$$$+$,$G$7$g$&$+!%(B
$B$^$?!$(BJDBC API $B$rD>@\;H$C$?>l9g$HHf3S$9$k$H$+!%(B

> >S2Dao $B$O(B select * $B!A(B $B$G$O$J$/!$(Bselect col1, col2, $B!A(B
> >$B$H$$$&(B SQL $B$r<B9T$7$^$9!%(B
> >$B$=$N$?$a!$(BBean $B$N%W%m%Q%F%#$r85$KLa$;$P<hF@$9$k(B
> >$B%+%i%`$N?t$b%G!<%?$NE>AwNL$b85$KLa$j$^$9!%(B
> $B30It(BSQL$B$K!V(Bselect * $B!A!W$H5-=R$7$F$*$j$^$9!#(B
> $B$3$N>l9g$b!"(BS2Dao$B$G!V(Bselect col1, col2$B!W$KJQ$o$k(B
> $B$H8@$&G'<1$G9g$C$F$$$^$9$G$7$g$&$+!)(B

SQL $B%U%!%$%k$r;H$C$F$$$k$J$i$=$N(B SQL $B$NDL$j$K(B
$B<B9T$5$l$^$9!%(B


-- 
<component name="koichik">
    <property name="fullName">"Koichi Kobayashi"</property>
    <property name="email">"[E-MAIL ADDRESS DELETED]"</property>
    <property name="blog">"http://d.hatena.ne.jp/koichik"</property>
</component>



Seasar-user メーリングリストの案内