[B! DBIx] abcb2ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

abcb2 id:abcb2

é–¢é€£ã‚¿ã‚°ã§çµžã‚Šè¾¼ã‚€ (10)

ã‚¿ã‚°ã®çµžã‚Šè¾¼ã¿ã‚’è§£é™¤

DBIxã«é–¢ã™ã‚‹abcb2ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (5)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

DBIx::QueryLog ã§ DBI ã§å®Ÿè¡Œã•ã‚ŒãŸ SQL ã‚’ä¸¸è¦‹ãˆã«ã™ã‚‹ï¼ - Articles Advent Calendar 2011 Dbix
ã“ã‚“ã«ã¡ã¯ã€æœ€è¿‘ PSP1000 ã®é›»æ± ãŒä¸€çž¬ã§åˆ‡ã‚Œã¦ã—ã¾ã£ã¦ã¾ã¨ã‚‚ã«ã‚²ãƒ¼ãƒ ãŒã§ããªã„ xai cron ã§ã™ã€‚ ã•ã¦ã€ã¿ãªã•ã‚“ã¯ DBI ã‹ã‚‰åã‹ã‚ŒãŸ SQL ã‚’ã¿ãŸã„ãªãƒ¼ã¨æ€ã†ã“ã¨ã‚‚ã‚ã‚‹ã§ã—ã‚‡ã†ã€‚ ãã‚“ãªæ™‚ã¯ã€$ENV{DBI_TRACE} = 2 ã¨ã‹ã—ã¦ã¿ã‚‹ã¨ã€ãƒ‰ãƒãƒ¼ãƒƒã¨ã„ã£ã±ã„ãƒ‡ãƒãƒƒã‚°ãƒã‚°ãŒå‡ºã¦ãã¦ã€ ãã®ä¸ã«å®Ÿéš›ã«ç™ºè¡Œã•ã‚ŒãŸ SQL ãŒã¡ã‚‡ã‚ã£ã¨å‡ºã¦ãŸã‚Šã™ã‚‹ã®ã§ã“ã„ã¤ã‚’é ‘å¼µã£ã¦ãƒ‘ãƒ¼ã‚¹ã™ã‚Œã°ã„ã„æ„Ÿã˜ã§ã™ãï¼ ã£ã¦ã„ã†ã®ã¯ã ã„ã¶é¢å€’ã ã£ãŸã‚Šã—ã¾ã™ãã€‚ã‚ãŸã‚Šã¾ãˆã§ã™ãã€‚ ãã“ã§ã€use ã™ã‚‹ã ã‘ã§ã¨ã‚Šã‚ãˆãšå…¨éƒ¨ã®ç™ºè¡Œã•ã‚ŒãŸ SQL ã‚’ STDERR ã«ã¯ã„ã¦ãã‚Œã‚‹ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’æ›¸ãã¾ã—ãŸã€‚ ãã®åã‚‚ DBIx::QueryLog ã§ã™ã€‚ãã®ã¾ã¾ã§ã™ãã€‚ ã¤ã‹ã„ã‹ãŸ ä½¿ã„æ–¹ã¯è‡³æ¥µç°¡å˜ã§ã€ã©ã£ã‹ã§é©å½“ã« use ã™ã‚‹ã ã‘ã§ã™ã€‚ã»ã‹ã«ã¯ä½•ã‚‚ã„ã‚Šã¾ã›ã‚“ã€‚ ãã†ã™ã‚‹ã¨ã€ä»¥ä¸‹ã®ã‚ˆã†ãªæ„Ÿã˜ã§ STDE
abcb2 2012/11/01
ä¾¿åˆ©ã€‚

DBIx

SQL

perl

dbi

debug
ãƒªãƒ³ã‚¯
DBIã¨forkã®é–¢ä¿‚ - heboi blog
å®Ÿéš›ã‚°ã‚°ã‚Œã°æ£è§£ã¯ã„ã£ã±ã„å‡ºã¦ãã‚‹ã—ã“ã“ã«è‡ªåˆ†ã‚‚ã‚³ãƒ¡ãƒ³ãƒˆã§æ›¸ã„ã¦ãŸã‚Šã—ã¦ã„ã¾ã•ã‚‰æ›¸ãå¿…è¦ã‚‚ãªã„ã‹ãªã¨æ€ã£ã¦ãŸã‘ã©ä¸€å¿œè‡ªåˆ†ã®ãƒ–ãƒã‚°ã§ã‚‚ã¾ã¨ã‚ã¦ãŠãã¨ã„ã†ã“ã¨ã§ã€‚ ä¸€èˆ¬çš„ãªè§£ DBIx::Connectorã¨ã‹DBIx::HandlerçµŒç”±ã§ã‹ãªã‚‰ãš$dbhã‚’å–å¾—ã—ã¦ã‹ã‚‰DBIã‚’ä½¿ã†ã€‚ ã‚‚ã—ãã¯fork-safeãªORM(DBIx::Class, DBIx::Skinny, Teng)ã‚’ä½¿ã†ã€‚ DBIã‚’ç›´æŽ¥ä½¿ã£ã¦ã„ã‚‹å ´åˆ ä¸€èˆ¬çš„ãªã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’ä¿æŒã™ã‚‹ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã¨åŒæ§˜ã«DBIã‚‚forkã—ãŸåä¾›ãŒè¦ªã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’ãã®ã¾ã¾ä½¿ã†ã“ã¨ã¯ãƒã‚°ã®åŽŸå› ã«ãªã‚Šã¾ã™ã€‚ç‰¹ã«ãƒˆãƒ©ãƒ³ã‚¶ã‚¯ã‚·ãƒ§ãƒ³ã®å‡¦ç†ç‰ã§é‡å¤§ãªå•é¡ŒãŒèµ·ã“ã‚‹å¯èƒ½æ€§ãŒã‚ã‚‹ã€‚ è§£æ±ºç–ã¯ã€ DBIã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’è¦ªã§ä½œã‚‰ãªã„ã§ã€åä¾›ã§ç‹¬è‡ªã«ä½œã‚‹ è¦ªã§ä½œã£ã¦ã—ã¾ã£ãŸã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’åä¾›ãŒå®‰å…¨ã«DESTROYã—ã€å†æŽ¥ç¶šã™ã‚‹ ã®ã©ã¡ã‚‰ã‹ã«ãªã‚Šã¾ã™ã€‚ã“ã“ã§å•é¡Œã¯2ã§
abcb2 2011/11/17
DBI

DBIx

database

perl

fork
ãƒªãƒ³ã‚¯
ç¬¬3å›žã€€DBIx::Classã§ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹æ“ä½œï¼ˆ1ï¼‰ | gihyo.jp
æœ¬é€£è¼‰ã§ã¯ç¬¬ä¸€ç·šã®Perl ãƒãƒƒã‚«ãƒ¼ãŒå›žæ›¿ã‚ã‚Šã§åŸ·ç†ã—ã¦ã„ãã¾ã™ã€‚ä»Šå›žã¯ã‚«ãƒ¤ãƒƒã‚¯ã®æ‘ç€¬å¤§è¼”ã•ã‚“ã§ã€ãƒ†ãƒ¼ãƒžã¯DBIx::Classã§ã™ã€‚ DBIx::Classã¨ã¯ DBIx::Classã¯Perlã®O/Rãƒžãƒƒãƒ”ãƒ³ã‚°ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã§ã™ã€‚O/Rãƒžãƒƒãƒ”ãƒ³ã‚°ï¼ˆObject/Relational Mappingã€ä»¥ä¸‹ORMï¼‰ã¨ã¯ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘è¨€èªžã«ãŠã‘ã‚‹ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã¨ãƒªãƒ¬ãƒ¼ã‚·ãƒ§ãƒŠãƒ«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’ç´ã¥ã‘ã‚‹ã—ãã¿ã®ã“ã¨ã§ã€ORMã‚’ä½¿ç”¨ã™ã‚‹ã¨ãƒ¦ãƒ¼ã‚¶ã¯ç›´æ„Ÿçš„ãªã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæ“ä½œã«ã‚ˆã£ã¦ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’æ“ä½œã§ãã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ DBIx::Classã¯Perlã®ORMã¨ã—ã¦ã¯ç¾åœ¨ä¸–ç•Œã§ä¸€ç•ªä½¿ã‚ã‚Œã¦ã„ã‚‹ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã§ã™ã€‚æ—¥æœ¬ã§ã¯æœ€è¿‘ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹æ“ä½œãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã¨ã—ã¦ã‚ˆã‚Šè»½é‡ãªDBIx::Skinnyã‚„Data::Modelãªã©ã®æ³¨ç›®ãŒé«˜ã¾ã£ã¦ãã¦ã„ã¾ã™ãŒã€æ©Ÿèƒ½çš„ã«æž¯ã‚Œã¦ã„ã‚‹ç‚¹ã‚„è±Šå¯Œã«ãƒ†ã‚¹ãƒˆã•ã‚Œã¦ã„ã‚‹ç‚¹ã§DBIx::Cl
abcb2 2011/04/04
DBIC

DBIx

Perl
ãƒªãƒ³ã‚¯
DBIx::Class::Storage::DBI::Replicationã«ã¦Masterã§å‚ç…§ã‚¯ã‚¨ãƒªã‚’ç™ºè¡Œã™ã‚‹æ–¹æ³• - Unknown::Programming
DBIx::Classã®ã¡ã‚‡ã£ã¨ã—ãŸãƒ¡ãƒ¢ã€ãã®ï¼’ã€‚ãƒ»ãƒ»ãƒ»ã¨ã€æ€ã„ãã‚„é•·ããªã£ãŸã®ã§ä¸€è¨˜äº‹ã«ã€‚ Masterã§å‚ç…§ã‚¯ã‚¨ãƒªã‚’ç™ºè¡Œã™ã‚‹æ–¹æ³•ãªã‚“ã ã‘ã©ã€ã¡ã‚‡ã“ã¡ã‚‡ã“ã¨èª¿ã¹ã¦è¦‹ãŸã‘ã©æƒ…å ±ãŒæ®†ã©ãªã„ã®ãã€‚ ãŸã ã¿ã‚“ãªè‰²ã€…è€ƒãˆã¦ã„ã‚‹ã‚ˆã†ã§ã€ä¾‹ãˆã° use Blog::Schema; my $schema = Test::Blog::Schema->connect("dbi:SQLite:$master"); # set slave data sources. $schema->slave_connections( ["dbi:SQLite:$slave_1"], ["dbi:SQLite:$slave_2"], ); # do something in slave connection. $schema->slave->resultset('Entry')->find(1); DBIx::Classã§ã‚¹
abcb2 2011/04/04
DBIC

DBIx

DBI

mysql
ãƒªãƒ³ã‚¯
DBIx::Class::Manual::Cookbook - ãƒ¬ã‚·ãƒ”ã„ã‚ã„ã‚ - perldoc.jp
åå‰Â¶ DBIx::Class::Manual::Cookbook - ãƒ¬ã‚·ãƒ”ã„ã‚ã„ã‚ ãƒ¬ã‚·ãƒ”Â¶ æ¤œç´¢Â¶ ãƒšãƒ¼ã‚¸å‡¦ç†ã•ã‚ŒãŸçµæžœã‚»ãƒƒãƒˆÂ¶ When you expect a large number of results, you can ask DBIx::Class for a paged resultset, which will fetch only a small number of records at a time: çµæžœã‚»ãƒƒãƒˆãŒè†¨å¤§ã«ãªã‚Šãã†ãªã‚‰ã€ãƒšãƒ¼ã‚¸å‡¦ç†ã•ã‚ŒãŸçµæžœã‚’DBIx::Classã§å–å¾—ã§ãã¾ã™ã€‚ ä¸€å›žã«ã€å°‘ã—ã®ãƒ¬ã‚³ãƒ¼ãƒ‰ã—ã‹ã¨ã£ã¦ãã¾ã›ã‚“: my $rs = $schema->resultset('Artist')->search( undef, { page => 1, # page to return (defaults to 1) rows => 10, #
abcb2 2011/04/01
DBIx

DBIC
ãƒªãƒ³ã‚¯
1