从PDF转换
转换为PDF
从PDF处理
从CAD转换
转换为CAD
从图片转换
转换为图片
文件压缩
电子书转换
使用技巧
客户端下载
Ask Time：2020-04-24T20:54:29 Author：ido klein
Cascade rounding is an algorithm to round an array of floats while preserving their sum. How does one implements this algorithm in PostgreSQL?
Here is a example query, I've been trying to find a workaround for this but my knowledge for postgresql at this time is still limited. Thanks in advance. Sample Query: select round(3.041,2) as colu...
I have tried to search, but I can't seem to find an implementation of Banker's Rounding Mode in Postgresql. I found this thread in which there was an effort to create an implementation in T-SQL ht...
I have a Postgresql database on which I want to do a few cascading deletes. However, the tables aren't set up with the ON DELETE CASCADE rule. Is there any way I can perform a delete and tell
We have an application that is attempting a bulk insert into a table within a postgresql (9.1 I think, I don't have access helping coworker troubleshoot remotely). A trace shows the raw values are
How can we use the cascade in PostgreSQL while deleting the one record from the parent table that is being referred in other child tables. Currently it is giving the syntax error. ERROR: syntax e...
Would it be possible To cascade to other table when we drop a table. Postgresql support this feature. PostgreSQL DROP TABLE syntax DROP TABLE [IF EXISTS] table_name [CASCADE | RESTRICT]; I tried...
After a series of calculations in my code, I have a BigDecimal with value 0.01954 I then need to multiply this BigDecimal by 100 and I wish the calculated value to be 1.95 I do not wish to perfor...
I have this problem: I need to do the following rounding 4.2 --> 5 4.6 --> 5 4.0 --> 4 How could I achieve this? edit: I miswrote the 4.0 rounding, I'm going to use this to create a 2d ...
I'm using PostgreSQL. I need to drop the tables cascade, here is a code snippet from Scala-Forklift I need to override it in order to drop tables despite unknown foreign keys: override def reset =...