mysql

mysql concatenating extract results with string

Current Code: WHERE EXTRACT(YEAR_MONTH FROM timestamp_field) = EXTRACT(YEAR_MONTH FROM now())") Instead of EXTRACT(YEAR_MONTH FROM now()), I want EXTRACT(YEAR FROM now()), but I want to hard code the month in. How do I go about concatenating the extract results with the MM month, for example 09. I tried a few options below, with no l...

select rows from a table with date in the region- 90days ago and now.?

SELECT gameratingstblx245v.gameid,avg( gameratingstblx245v.rating ) as avgrating, count(gameratingstblx245v.rating) as count,gamedata.name ,gamedata.gameinfo FROM gameratingstblx245v LEFT JOIN gamedata ON gamedata.id = gameratingstblx245v.game_id WHERE gameratingstblx245v.game_id=gameratingstblx245v.game_id GROUP BY gameid ORDER BY a...

ASP .NET C# - Format a MySQL date field properly in a listview

My MySQL database has a date field in the format: yyyy-mm-dd but in ASP .NET this shows as: 9/14/2009 12:00:00 AM in both the ItemTemplate and EditItemTemplate. How do I format the field to display properly? ...

Query for making sale report

I have database schema of order_lines as product_id, quantity, created_at I want to query result like date 1 2 3 4 5 .. product 1 count 2 ... product 2 count 5 ... Is it possible to do this in mySQL ? ...

In MySQL why is this IF returning false?

In MySql, if the first argument of an IF() function is a string, why does it return false? SELECT IF('string', 'string', 'not string'); -- 'not string' Of course I could sort of fix this if I did IF(!ISNULL('string'), 'string', 'not string')) -- 'string' or IFNULL('string', 'not string'); -- 'string' It seems somewhat counter-i...

PostgreSQL utf8 character comparison

I am changing from MySQL to PostgreSQL but can't find equivalent to MySQL's collation utf8_general_ci. What I'm trying to achieve here is to be able to compare strings using general language rules rather then binary comparison, i.e. í = i, š = s, ḩ = h, etc... Is there a way how to make PostgreSQL search for strings using general langua...

Does row exist is another table?

Tables file_logs file_id user_id files id name etc ... published_ratings author_id file_id comment etc ... Scenario I am creating a download log and need to display which files a user has rated as well as the unrated ones, this has to be done with 1 query. I already took a crack at this, SELECT files.*, IF(file_...

How to Group by Day with Ruport / Ruby on Rails?

I'm trying to evaluate Ruport for use in my Rails app, but am not sure how to take a series of records with date/time stamps and group them via Ruport's grouping functions. I'm open to other/better methods to do this same grouping if Ruport doesn't make sense. ...

How to query two tables based on whether or not record exists in a third?

I have three tables, the first two fairly standard: 1) PRODUCTS table: pid pname, etc 2) CART table: cart_id cart_pid cart_orderid etc The third is designed to let people save products they buy and keep notes on them. 3) MYPRODUCTS table: myprod_id myprod_pid PRODUCTS.prod_id = CART.cart_prodid = MYPRODUCTS.myprod_pid Whe...

MySQL .NET Connector issue with stored procedures

I have a VB.NET application that has been accessing MySQL stored procedures using .NET Connector 5.0.7. We recently upgraded to .NET Connector 5.2.6 and I now receive the following error: "Procedure or function 'proc_scheduleProcess' cannot be found in database 'ProjectMgr'." The following code has been running without issue until the...

Can't diagnose my MySQL root user problem

Hi all, I have a problem with the MySQL root user in My MySQL setup, and I just can't for the life of me work out how to fix it. It seems that I have somehow messed up the root user, and my access to databases is now very erratic. For reference, I'm using MAMP on OS X to provide the MySQL server. I'm not sure how much that matters thou...

MySQL Licensing in a Commercial Web Application using Hibernate

I am evaluating the prospect of developing a commercial java web application using Hibernate as the ORM framework. This application would be installed on a customer's server and would be used by a small number of users. Also I do not want to release my source code since the application is mission critical and it would potentially jeopa...

creating a mysql search string dynamically?

Hi all, I'm trying to create a simple search page, but I'm not 100% sure how to write the actual search string (using the appropriate AND's etc if the variable exists) here's the code: if ($post) { //get all search variables $type = JRequest::getVar('type'); $classifications = JRequest::getVar('classifications', array(0), ...

Inserting an auto incrementing Primary Key into another table (to join with later)

I'm pretty new to MySQL, and I hope i'm getting things right. I've set up a database with 3 tables with columns as below (Primary keys are PK): Users table uid (PK) username Directories table uid path project DirInfo table infoID (PK) size dateofcheck exists pathID When I insert NULL values to Directories.pathID, I get a new...

MySQL can support Autoscaling when we use Amazon EC2

I don't know MySQL has autoscaling property when we use Amazon EC2. ...

display column alias from other tbl

I have 2 tables tbl1 and tbl2 tbl1 has userid col1 col2 col3 (multiple records per user) EDIT tbl2 has userid col4 col5 col6 (Single record per user) On my original post I had col3 listed here as well which was accident. tbl2 is used to store custom column names for each user. now I need to know how do I display this custom column n...

AJAX: How do I make the button submit after I press "Enter"?

Currently, I am using an with ajax to update my mysql. Now, I have to click on the button with the mouse for it to work (I am using onclick), but how can I make it accept the "enter" button? My guess is... Enter isn't working because isn't there. If I leave it there, my ajax just doesn't move. ...

Select Rows with Maximum Column Value group by Another Column

This should be a simple question, but I can't get it to work :( How to select rows that have the maximum column value,as group by another column? For example, I have the following table definition: ID Del_Index docgroupviewid The issue now is that I want to group by results by docgroupviewid first, and then choose one row from eac...

Reverse engineer SQLAlchemy declarative class definition from existing MySQL database?

I have a pre-existing mysql database containing around 50 tables. Rather than hand code a declarative style SqlAlchemy class (as shown here) for each table, is there a tool/script/command I can run against the mysql database that will generate a python class in the declarative style for each table in the database? To take just one tabl...

Help with setting up a Database

My site is going to have many products available, but they'll be categorised into completely different sites (domains). My question is, am I better off lumping all products into one database and using an ID to distinguish between the sites, or should I set up a table and /or DB per site? Here are my thoughts SEPARATE DATABASES Easie...