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Тема |
Re: ^_^ [re: Potencialen emigrant] |
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Автор |
AcidMemory (minimalist) |
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Публикувано | 14.09.01 14:52 |
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ne, no prosto takawa e realizaciqta i tekushtite nujdi
w oracle sequence-a si e otdelen object, koito manipulirash kakto namerish za dobre i, powqrwaj mi, wyrshi dosta poveche rabota ot insert_id-to, koeto mejdu drugoto e po-dobre da go wzimash ot bazata, a ne ot nqkakwo api (kato w php-to)
minusi: last_insert_id-to ti wyrshi rabota samo sled insert-i i update-i, no ne i pri select-i i set-owe
dori i w mysql manual-a pishat:
"This can be used to simulate sequences: First create the table:
mysql> create table sequence (id int not null);
mysql> insert into sequence values (0);
Then the table can be used to generate sequence numbers like this:
mysql> update sequence set id=LAST_INSERT_ID(id+1);"
ne sym kazal, che programistite sa zadrysteni, prosto ne e imalo nujda za baza kato mysql-a, primerno
no twoia wypros beshe obsht i zatowa ti predlojih da si realizirash sequence
ako byrkam nqkyde kaji mi, shte sym blagodaren
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