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逻辑操作员的q格式盘问会错失
原标题:Logical operator sql query going weirdly wrong

I am trying to fetch results from my sqlite database by providing a date range. I have been able to fetch results by providing 3 filters

        1. Name (textfield1) 
        2. From (date)(textfield2)
        3. To   (date)(textfield3)

我正在使用以下代码,将这些实地数值从形式上加进表温。

        Statement statement6 = db.createStatement("INSERT INTO Temp(date,amount_bill,narration) select date,amount,narration from Bills where name= "+TextField1.getText()+"  AND substr(date,7)||substr(date,4,2)||substr(date,1,2) <= substr ( "+TextField3.getText()+" ,7)||substr ( "+TextField3.getText()+" ,4,2)||substr ( "+TextField3.getText()+" ,1,2) AND substr(date,7)||substr(date,4,2)||substr(date,1,2) >= substr ( "+TextField2.getText()+" ,7)||substr ( "+TextField2.getText()+" ,4,2)||substr ( "+TextField2.getText()+" ,1,2) ");
                    statement6.prepare();
                    statement6.execute();       
                    statement6.close(); 

现在,如果我以我的形式为上述过滤器输入以下投入:

               1.Ricky
               2.01/02/2012
               3.28/02/2012

It fetches date between these date ranges perfectly. But now i want to insert values that are below and above these 2 date ranges provided.

“enterography

我尝试使用这一法典。 但它确实显示出任何结果。 我只字不提错误在哪里。

下面的代码是找到日期低于1/02/2012和超过28/02/2012的条目。

          Statement statementVII = db.createStatement("INSERT INTO Temp5(date,amount_rec,narration) select date,amount,narration from Bills where name= "+TextField1.getText()+"  AND substr(date,7)||substr(date,4,2)||substr(date,1,2) < substr ( "+TextField2.getText()+" ,7)||substr ( "+TextField2.getText()+" ,4,2)||substr ( "+TextField2.getText()+" ,1,2) AND substr(date,7)||substr(date,4,2)||substr(date,1,2) > substr ( "+TextField3.getText()+" ,7)||substr ( "+TextField3.getText()+" ,4,2)||substr ( "+TextField3.getText()+" ,1,2)");
                    statementVII.prepare();
                    statementVII.execute();       
                    statementVII.close(); 

本条指南的任何内容。 感谢。

最佳回答

3. 您需要使用一个包含括号的奥兰条款:

WHERE name= ....  AND (yourDateField<yourLowerDate OR yourDateField>yourHigherDate)
问题回答

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