mysql

Deleting a database row with mysql - getting an error!?

Here's the code: mysql_query("DELETE " . $_GET['id'] . " FROM forum_favorites WHERE thread_id='" . $_GET['id'] . "' AND user='" . $userinfo['username'] . "'") or die(mysql_error()); And the error message: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax...

how to write bulk of data into xml file from backend and i want to bind the xml file into list?

Hi, I want to write the bulk of data into xml file ,the data coming from the backend(mysql) using cgi by httpservice, read the xml file and bind it into list... can anyone send the sample code for this? Thank's in advance.. ...

php natural order sorting of mysql select rows

Hi, I'm running a select that returns alphanumeric results, e.g: ABC-1 ABC-2 ABC-10 SAM-1 SAM-2 SAM-10 SAM-20 I've tried using: ORDER BY CAST(mid(field_name, 6, LENGTH(class) -5) AS unsigned) and ORDER BY filed_name + 0 ASC this has helped put some order but I cant seem to order -2 before -10 many thanks ...

MySQL - Extracting Time in correct format

Hi, I have a table with a coloumn of type "time", and the values in this coloumn are stored as follows: 20:45:00, 18:00:00, etc. Now when displaying the result, I am not getting the minutes, but just 00. I am using the following to get the time: SELECT TIME_FORMAT(time, '%h:%m') as time FROM ......... etc ...

Find fields with certain characters

I'm trying to SELECT fields with multiple dots ( . ) in their value. Exactly, I'm trying to find fields with a subdomain as an entry in domain column, e.g.; SELECT * FROM domains WHERE ( number of dots in domain value bigger than 1 ). Any suggestions ? ...

Why use MySQL over flatfiles?

A friend and I were debating about whether he should use MySQL or a flatfile database for his website's backend. I told him to go with MySQL because it was structured, held records well, and was consistent. He on the other hand said that he would rather go for speed. Reading files is a lot quicker than connecting to MySQL and it made me ...

Suggestion on Database structure for relational data

Hi there. I've been wrestling with this problem for quite a while now and the automatic mails with 'Slow Query' warnings are still popping in. Basically, I have Blogs with a corresponding table as well as a table that keeps track of how many times each Blog has been viewed. This last table has a huge amount of records since this page i...

What is corret way to connect to MySQL?

what is the correct way to connect to MySQL database without the mysql_fetch_assoc() error? Getting [Warning: mysql_fetch_assoc(): supplied argument is not a valid MySQL result resource] with mysql_connect('localhost', 'name', 'pass'); mysql_select_db('dbname'); getting mysql_fetch_assoc() error without mysql_select_db any suggest? ...

GRANT with database name wildcard in MySQL?

I want to create a user 'projectA' that has the same permissions to every database named 'projectA_%' I know its possible but MySQL doesn't like my syntax: grant all on 'projectA\_%'.* to 'projectA'@'%'; Reference: http://dev.mysql.com/doc/refman/5.1/en/grant.html ...

How to display MySQL Select statement results in PHP

I have the following code and it should return just one value (id) from mysql table. The following code doesnt work. How can I output it without creating arrays and all this stuff, just a simple output of one value. $query = "SELECT id FROM users_entity WHERE username = 'Admin' "; $result = map_query($query); echo $result; ...

Complicated SQL query

Please bare with me this is difficult to explain xD http://img90.imageshack.us/i/croppercapture1.png/ This is based on an undergraduate degree course where a student takes many units (say 4 core units and 1 optional unit per year). tblAwardCoreUnits and tblAwardOptUnits store which units are optional and core for which award, hence the...

MySQL LEFT JOIN error

Hello, I've got some SQL that used to work with an older MySQL version, but after upgrading to a newer MySQL 5 version, I'm getting an error. Here's the SQL: SELECT portfolio.*, projects.*, types.* FROM projects, types LEFT JOIN portfolio ON portfolio.pfProjectID = projects.projectID WHERE projects.projectType = types.typeID AND types.t...

How can I check the mysql connection for a user/password using batch/shell script

Hi, How can I check the mysql connection for a user/password using batch/shell script? I've user name and password, and I need to authenticate whether they are correct or not, but how? I tried this way: I've created a batch file "run.bat" with "mysql -u User--password=UserPassword < commands.sql" "commands.sql" file contains "\q" Wh...

Storing dates i Train schedule MYSQL

Hi I have created a train schedule database in MYSQL. There are several thousand routes for each day. But with a few exceptions most of the routes are similar for every working day, but differ on weekends. At this time I basically update my SQL tables at midnight each day, to get the departures for the next 24 hours. This is however v...

MySQL - getting SUM of MAX results from 2 tables

Hi, Here's my problem: I have 2 identical tables (past month data, current month data) - data_2010_03, data_2010_04: Content_type (VARCHAR), content_id (INT), month_count (INT), pubDate (DATETIME) Data in month_count is updated hourly, so for each combination of content_type and content_id we insert new row, where value of month_count ...

Cannot output json from MySQL - getting null value

I'm using following code but cannot return data from MySQL. This is the output: <script type="text/javascript"> var somethings= [null,null,null]; </script> It does have three post, but I couldn't get the title(message) output. EDIT: this is the code I'm using: <?php $session = mysql_connect('localhost','name','pass'); ...

DELETING doubled users (MySQL)

Hi I have two tables. There are users informations from two sites: p_users p_users2 There are 3726 users in first and 13717 in second. Some users in p_users2 are in p_users. I want merge this two tables to the one big table - but rows with same usernames can't be doubled. How can I do this? I tried something like this: DELETE FROM p_u...

Track user's country in PHP & MySQL

Hi, I'm creating a URL Shortening website. I want to allow users to view the stats for the links. I planned to do Country stats. I think I should use a library similar to GeoIP for PHP to get the country, but, how can be the MySQL. My weakness is the design of the MySQL tables. Can you recommend me a table format, please? ...

Getting Null value with JSON from MySQL, how to retrive data from MySQL to JSON correctly?

I'm using following code but cannot return data from MySQL. This is the output: <script type="text/javascript"> var somethings= [null,null,null]; </script> It does have three post, but I couldn't get the title(message) output. EDIT: this is the code I'm using: <?php $session = mysql_connect('localhost','name','pass'); ...

Oracle Sql Developer vendor code 1317

Hi, I am using Oracle Sql Developer to browse a MySQL database. When I browse table with Columns tab(shows table definitions), some of tables will display an Error Encountered dialog that says: Vendor code 1317. Does anyone know how I can resolve this? Thanks, /Z ...