[HACKERS] Re: Is it necessary to rewrite table while increasing the scale of datatype numeric???

2013-09-05 Thread Noah Misch
On Thu, Sep 05, 2013 at 11:07:43AM +0800, wangs...@highgo.com.cn wrote: > ??? 2013-09-04 19:30, Noah Misch ??: >> On Wed, Sep 04, 2013 at 12:08:48PM +0800, wangs...@highgo.com.cn >> wrote: >>> I find that it takes a long time when I increase the scale of a >>> numeric >>> datatype. >>> By c

[HACKERS] Re: Is it necessary to rewrite table while increasing the scale of datatype numeric???

2013-09-04 Thread wangshuo
于 2013-09-04 19:30, Noah Misch 回复: On Wed, Sep 04, 2013 at 12:08:48PM +0800, wangs...@highgo.com.cn wrote: I find that it takes a long time when I increase the scale of a numeric datatype. By checking the code, I found that's because it needs to rewrite that table's file. After checking that

[HACKERS] Re: Is it necessary to rewrite table while increasing the scale of datatype numeric???

2013-09-04 Thread Noah Misch
On Wed, Sep 04, 2013 at 12:08:48PM +0800, wangs...@highgo.com.cn wrote: > I find that it takes a long time when I increase the scale of a numeric > datatype. > By checking the code, I found that's because it needs to rewrite that > table's file. > After checking that table's data file, I found