Questions tagged as 'mysql'

Tagged questions
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Export from PHP to excel

When I export the data from my database in the localhost if it gives and saves the file and everything but at the moment of loading it to the server, the option no longer appears and shows me the data on the screen (I no longer see the document...
asked by 15.02.2018 / 04:31
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Dynamic slideshow with php and AJAX

I'm creating a gallery system with slideshow for products, the idea is that each product uploads its slider collecting photos from the database, the theme is the following, when I enter manual everything works perfect but for some strange reason...
asked by 15.02.2018 / 02:49
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Fatal error: Maximum execution time of 30 seconds

Good afternoon I make an interface in which you can import data from an Excel (.CSV) but I want to insert more than 10,000 data but I get this error Fatal error: Maximum execution time of 30 seconds exceeded in functions.php on line 6 &l...
asked by 07.03.2018 / 19:39
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PHP Parse error: syntax error, unexpected end of file

I am trying to execute a cron scheduled task. I get the error: PHP Parse error: syntax error, unexpected end of file (route to file) on line 200. What am I doing wrong? <?php __autoload('usuarios'); class html_usuarios extends usuarios{...
asked by 07.03.2018 / 17:26
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Do not insert records in mysql database

I have a problem with inserting records in MySQL database with python, using the code shown below I try to insert the values that I show and they do not appear in the DB. I made a query and if it is done correctly, I checked the parameters and a...
asked by 20.02.2018 / 21:35
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PHP form to mysql database

I have a small problem with a database ... I am making a form to register the records but at the moment of clicking the button summit tells me that the record was discharged but nothing is recorded in my database. The table I work on has a feder...
asked by 20.02.2018 / 20:35
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inner join with count and / or sum in mysql

en mysql I have two tables, "students" and "tutors", where a tutor has several students, and each tutor has an area assigned (mathematics, Spanish, English, etc.) What I need is a sentence to count the number of students who have tutoring wit...
asked by 13.02.2018 / 03:04
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Security with NodeJs, Express and MySQL

Recently I started to develop a web system using NodeJs, Express and MySQL. In broad strokes, my system consists of an administrator panel and a backend to which mobile phones communicate through apis. The part that I need is the security one, I...
asked by 13.02.2018 / 13:53
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what kind do I have to put in MySQL to get two values

I'm extracting data from a web page and saving it in my database (MySQL) but I have a problem, I have a data that is 40:20, that is, they are two separate numbers with two points and I do not have to type (DECIMAL or FLOAT) so that when I...
asked by 15.02.2018 / 10:12
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Check where Datatables

I have a fetch to show data to a Datatable and I want it to bring me information from MySQL filtered by an id - The problem is that he keeps showing me all the information. The query is assembled with: 'SELECT * FROM user WHERE id = 10'...
asked by 19.02.2018 / 18:04