Questions tagged as 'mysql'

Tagged questions
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Freight calculation [closed]

I'm trying to work out a freight system for a company but I have a problem. Thus, it follows: the freight itself is calculated by the Post system that access through an API ; I have already done everything on the Post Office website to p...
asked by 28.05.2015 / 05:20
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Mysql Workbench 6.3 does not change the attribute data type in the table, always returns to the previous [closed]

Does anyone use the Designer Mysql Workbench tool in version 6.3? I'm having difficulty changing a datatype of a given attribute whenever I change it and I enter it back to the previous attribute ... Does anyone have the same problem? I think I'...
asked by 06.05.2016 / 02:40
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What is the best way to upload files with Ajax?

I could get a code on the internet paste here and try an answer but I'd rather have it help me with the logic and programming of a script to upload images in Ajax. I do not know how to start, I'm a beginner but I already know some things about j...
asked by 05.08.2014 / 15:23
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Using Firebird database from one PC to another

I backed up a Firebird database from a PC and what happens is that I put this database on another PC but then the application says that the database is unique to another user ie the program should do some folder check or user name that is in the...
asked by 11.06.2015 / 14:48
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Accentuation with most up-to-date server problems [duplicate]

I have 2 servers with the following settings: Server 1:    PHP 5.3.10   Apache 2.2.22   MySql 5.5.43   Ubuntu 12.04.5 LTS Server 2:    PHP 5.6.9   Apache 2.4.7   MySql 5.5.43   Ubuntu 14.04.2 LTS I'm using the Yii fr...
asked by 16.06.2015 / 15:18
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Cache Problem - Saving Bank Data to Java System

I have a system developed in Java using JPA, Hibernate, Primefaces. When I write system registry it reflects in the MySQL database normally, so far OK, but when I do unlike the database (register or change) in the application with several F5 it...
asked by 08.05.2015 / 20:36
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Problem with session_set_save_handler

I'm using session_set_save_handler to write the session to MySQL, but an error has been tormenting me. When I log in to IE with a user, then I close the browser without giving logout and I enter Chrome, I'm already logged in wit...
asked by 05.05.2015 / 00:26
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Using foreign key with cascade

On my system, when deleting a publication, all comments that have id_publicacao equal that of the publication are deleted from a table named comentarios_publicacao . And I do this by simply doing a type check: if(deletar a publica...
asked by 03.05.2015 / 07:19
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Foreign Key Error

I'm making a somewhat simple database for submitting a job and I'm encountering the same annoying problem. In the case we have two tables, funcionario[nome,cpf] and departamento[DNR,CPF do gerente] . Here is the code: CREATE SC...
asked by 08.05.2015 / 08:10
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Filter dbgrid with lookup fields

I did a generic search form for my application, but now I realized that I can not filter the dataset using lookup fields, is there an alternative to not using a query? A component that can do this free or commercial? Below is the procedure that...
asked by 01.02.2015 / 03:41