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Thread: problem - insert negative value to mysql database.

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    Junior Member vasanthjayaraman's Avatar
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    Default problem - insert negative value to mysql database.

    Hi Friends,
    In my project, i want to update excel values to the database....but my database did not get negative values...please any one help me...how to insert negative values to database.............

    >>>>Thanks and Regards

    Vasanth Jayaraman


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    Default Re: problem - insert negative value to mysql database.

    Change your code!
    Improving the world one idiot at a time!

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    Junior Member vasanthjayaraman's Avatar
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    Default Re: problem - insert negative value to mysql database.

    Thanks for your Response....

    this is my excel sheet img


    my code

     for(int i=1; i<=sheet.getLastRowNum(); i++){  
    	                row = sheet.getRow(i);  
    				//	int id=0;
    	                int time = (int) row.getCell(0).getNumericCellValue();  
    					int xaxis = (int) row.getCell(1).getNumericCellValue(); 
    					int yaxis = (int) row.getCell(2).getNumericCellValue(); 
    					int zaxis = (int) row.getCell(3).getNumericCellValue(); 
    	             //   String name = row.getCell(1).getStringCellValue();  
    	             //   String salary = row.getCell(2).getStringCellValue();  
    	             //   String sql = "INSERT INTO datas VALUES('"+id+"','"+name+"','"+salary+"')";  
    				 String sql = "INSERT INTO datas VALUES('"+time+"','"+xaxis+"','"+yaxis+"','"+zaxis+"')";  
    	                pstm = (PreparedStatement) con.prepareStatement(sql);  
    	                pstm.execute();

    and my output like

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    Administrator copeg's Avatar
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    Default Re: problem - insert negative value to mysql database.

    but my database did not get negative values
    What do you mean by this? Do you mean when you try to insert a negative value into a column, it is non-negative after insertion? Is the column the correct data type to store negative values (eg, is it signed or unsigned?)

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