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Tag: mysql

Symfony doctrine orderby and group by (distinct)

I am trying to get the latest booked courses (unique). I have tried the following with the Doctrine querybuilder: Without the orderby it works but it will traverse the bookings ascending. I need the latest booked courses. With this query I am getting this error: SQLSTATE[42000]: Syntax error or access violation: 1055 Expression #1 of ORDER BY clause is not

Limit SQL Primary Key to certain ranges

I want to make the autoincrementing Primary Key of my table to only be in the ranges 1-12, 101-112, 201-212, etc. This is because I have a series of repeating items that are 12 in a set and then you get another set, having them indexed in this way by the Primary Kay would be most easy, I think. Is

php How to link comment sql to the blog sql

first time here and I hope you guys can help me further. I have created a blogging system to use by mine employees via an admin login system. As well a login system and registration system to use by my customers/viewers. So now I created a comment section for the blog system where people can commenting. The problem is that

Postgres Left Join with where condition

I need to left join two tables with a where condition: time_table record_table I need to get all those records which are present under given date range. In the above example, I need those records that lie under range for rid = 2 only. Hence the output for the above query needs to be: Answer left join two tables with

Select from 2 tables with conditions

I need a SQL query, for multiple condition select from 2 tables. I want to get all rows so that I get all order_row rows from table2 which are not present in table1 and order_row rows from table2 whose timestamp is newer in table2 than table1. And checks only rows from table 2 where timestamp is newer than 2016-11-03. Result

Laravel using where clause on a withCount method

I am trying to do a where clause on withCount method of laravel’s eloquent query builder using this piece of code. and this code is giving me this error. SQLSTATE[42S22]: Column not found: 1054 Unknown column ‘upvotes_count’ in ‘where clause’ (SQL: select , (select count() from upvotes where upvotes.upvoteable_id = posts.id and upvotes.upvoteable_type = AppPost) as upvotes_count from posts where

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