[Moscow.pm] ÔÔÔÔ [ ÁÍMoscow.pm] òÁÚÍÙÛÌÅÎÉÑ ÎÁ ÔÅÍÕ ORM É ×ÏÏÂÝÅÃËÕ ÒÁÂÏÅÌÍÔÙ Í Å Á.ÌÁ uuoklfifffffffyifufffffffffuuufffufcfhvfghcgfufiffffuhhppoooplmkffÓ âä

[Jack of Shadows]

ðÒÉÓÏÅÄÉÎÑÀÓØ. éÍÅÎÎÏ ÔÁË ×Ó£ É ÅÓÔØ. :-)

2011/10/28 áÎÄÒÅÊ ëÏÓÔÅÎËÏ <andrey at kostenko.name>:
> ÷ÏÔ ÉÍÅÎÎÏ!
>
> 2011/10/28 Ivan Panchenko <ivan at stack.net>
>>
>> Lolllb
>> Fpkppbubbp
>>
>> íÉÈÁÉÌ ûÏÇÉÎ <mshogin at gmail.com> ÎÁÐÉÓÁÌ(Á):
>>
>> >>
>> >> > íÄÁ, ÄÏÌÇÁÑ ÄÉÓËÕÓÓÉÑ.
>> >> >
>> >> > ORM - ÚÌÏ!
>> >> >
>> >> > þÔÏ ÔÁËÏÅ SQL ( × ÐÒÏÓÔÏÍ ÏÐÒÅÄÅÌÅÎÉÉ ) - ÜÔÏ ÔÏ ÞÔÏ ÍÙ ÈÏÔÉÍ
>> >> > ÐÏÌÕÞÉÔØ É
>> >> > ðõôø ÐÏÌÕÞÅÎÉÑ ÄÁÎÎÙÈ.
>> >> > ðÒÉ ÉÓÐÏÌØÚÏ×ÁÎÉÉ ORM É ËÏÎÓÔÒÕËÔÏÒÏ× ÚÁÐÒÏÓÏ×, ÍÙ ÎÅ ÞÅÒÔÁ ÎÅ ÚÎÁÅÍ
>> >> ËÁËÉÍ
>> >> > ÐÕÔÅÍ ÍÙ ÐÏÌÕÞÁÅÍ ÄÁÎÎÙÅ, Á ÜÔÏ ÓÁÍÏÅ ÇÌÁ×ÎÏÅ.
>> >> > ëÁË ÏÐÔÉÍÉÚÉÒÏ×ÁÔØ ÚÁÐÒÏÓÙ? ëÁË ÚÁËÒÅÐÌÑÔØ ÐÌÁÎÙ ×ÙÐÏÌÎÅÎÉÑ?
>> >> > ÷ÅÄØ × ËÁËÏÍ ÔÏ ÓÌÕÞÁÅ ÌÕÞÛÅ ÉÓÐÏÌØÚÏ×ÁÔØ HASH JOIN, Á × ËÁËÏÍ ÔÏ
>> >> > NESTED
>> >> > LOOP.
>> >> >
>> >> > äÁÖÅ ÂÁÎÁÌØÎÁÑ ÆÉÌØÔÒÁÃÉÑ ÄÁÎÎÙÈ ÍÏÖÅÔ ÉÄÔÉ ÎÅÓËÏÌØËÉÍÉ ÒÁÚÌÉÞÎÙÍÉ
>> >> ÐÕÔÑÍÉ:
>> >> > š- table full scan
>> >> > š- index range scan + table access by rowid
>> >> > š- index range scan
>> >> > š- index full scan
>> >> >
>> >> > ëÁË ×ÓÅÍ ÜÔÉÍ ÕÐÒÁ×ÌÑÔØ?
>> >>
>> >> æÉÛËÁ ÚÄÅÓØ × ÔÏÍ ÞÔÏ ÔÁËÏÊ ÍÉËÒÏÓËÏÐ ÎÕÖÅÎ ÎÁ 1 ÉÚ 100 ÚÁÐÒÏÓÏ×.
>> >> è×ÁÔÁÊ
>> >> ÇÏÌÙÊ $dbh ÉÚ DBIC É ÄÅÌÁÊ ÞÔÏ ÈÏÞÅÛ. ÷ÅÄØ ÎÉÇÄÅ ÎÅ ÓËÁÚÁÎÏ ÞÔÏ ÒÁÚ
>> >> DBIC
>> >> ÔÁË ×ÓÅÇÄÁ DBIC. îÁÄÏ ×ÓÅ ÔÁËÉ ÕÍÅÔØ ÓÏÏÂÒÁÚÉÔØ ËÏÇÄÁ ÐÏÒÁ ÐÏÌÏÖÉÔØ
>> >> ÍÏÌÏÔÏË
>> >> É ×ÚÑÔØ ÏÔ×ÅÒÔËÕ :)
>> >>
>> >
>> >èÅÈ, ÎÅÔ, Õ ÎÁÓ ÎÅ ÔÁË. úÁÐÒÏÓÙ ÏÐÔÉÍÉÚÉÒÕÀÔÓÑ ÐÅÒÅÄ ÉÓÐÏÌØÚÏ×ÁÎÉÅÍ ×
>> > ËÏÄÅ.
>> >+ ×ÙÓÔÁ×ÌÑÀÔÓÑ ÈÉÎÔÙ ÄÌÑ ÂÙÓÔÒÏÇÏ ×ÙÑ×ÌÅÎÉÑ ÔÏÒÍÏÚÎÙÈ ÚÁÐÒÏÓÏ×.
>> >
>> >
>> >
>> >--
>> >ó Õ×ÁÖÅÎÉÅÍ
>> >íÉÈÁÉÌ ûÏÇÉÎ.
>> >Tel: +7 915 0311328
>> >ICQ: 266776394
>> >
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