Tag : Query


How to get filename from file path in MySQL?

Sometimes we require to get filenames from path of table column in MySQL. If you are working on PHP then you can simply use basename() pre-define function of code PHP, But in MySQL you can't use basename() in select query. This mysql function you can use in code PHP, PHP framework like laravel, codeigniter etc. However, you can get simply filename or image name from path using SUBSTRING_INDEX() of MySQL. You can extract filename from path using substring_index(), substring_index() take three argument, first for column name, second for split string chat, and third get last element from split. .....

By Hardik Savani | November 30, 2016 | | 671 Viewer | Category : PHP MySql
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How to connect mysql database in node js with example?

Node.js is very popular in Todays for make chat system, real-time notification, real-time developing etc. So, Today, I am going to give you very simple example of How to use MySQL Query in Node JS. If you use node.js then you can see how it is work and there are several driver for different task like redis, socket io, express etc. But Node.js have a driver for MySQL that way we can easily connect with database and you can use select, insert, update and delete sql query. So, in this example i going to give from scratch so if you are beginner and you haven't installed nodejs on your server th.....

By Hardik Savani | September 29, 2016 | | 880 Viewer | Category : MySql Ubuntu Server SQL Node JS
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How to get last 2 days records from table using Mysql Query?

We may sometimes require to get few days ago records from table like last 2 days, last 3 days, last 10 days or last 15 days etc. Most of developer choose other logic but we can easily get using mysql query(using CURDATE and INTERVAL). In this example mysql query i have one table "elements" and columns are id, title, description, created_at(timestamps) and update_at, Now we will get all records of last 2 days.so you can fetch fields value using CURDATE and INTERVAL of mysql. In following example you can see how to select data of last two days. <strong>Query:</strong> <pre> SELECT * FROM `elem.....

By Hardik Savani | July 22, 2016 | | 802 Viewer | Category : PHP MySql
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How to get last record of database table in Laravel?

Sometimes we may require to get only last record of table in our project, we can get several way. We can fetch last record of database table using latest() or orderBy(). In bellow example you can see how i get then last record of table. I have "items" table and i want to get last record of "items" table. In first example i use latest() with first() because latest() will fetch only latest record according to created_at then first() will get only single record: <strong>Using latest() belong to created_at field:</strong> <pre class="prettyprint lang-php"> $last = DB::table('items')->latest()->f.....

By Hardik Savani | July 14, 2016 | | 1662 Viewer | Category : Laravel
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How to get current year rows using MySql Query PHP?

If you require to get all the records of current year using mysql query. for example you have one table "items" and columns are id, title, description, created_at and update_at, Now you want to get all records of this year. so you can fetch fields value using DATE_SUB and INTERVAL of mysql. In following example you can see how to select data of current year. <strong>Example:</strong> <pre> SELECT * FROM items WHERE created_at > DATE_SUB(NOW(), INTERVAL 1 YEAR); </pre>

By Hardik Savani | June 14, 2016 | | 553 Viewer | Category : MySql
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How to calculate age from date of birth column in mysql?

Sometimes, we require to get age from birthdate using mysql select query, we can do it in programming like php,.net and etc framework but if we can do it using mysql query. In bellow example mysql query you can learn how to get age from date field. We can get age value from using mysql DATEDIFF(). So, let's see bellow query. <strong>Example:</strong> <pre> SELECT id, (DATEDIFF(CURRENT_DATE, STR_TO_DATE(born_date, '%Y-%m-%d'))/365) as age FROM `users` </pre>

By Hardik Savani | June 1, 2016 | | 930 Viewer | Category : MySql
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How to rename column name foreign key constraint in MySql Query?

This is more one post on mysql query, I don't remember exactly time but i had need to change name of foreign key constraint column field. We can rename field name easily if we didn't set foreign key constraint. But if you set foreign key constraint then you can't rename easily. I had rename directly from my phpmyadmin without mysql query but i found bellow error: <pre> Query error: #1025 - Error on rename of './learn/#sql-46c_246' to './learn/my_table' (errno: 150) </pre> But i found the solution of mysql rename foreign key constraint using mysql query, First we have to drop the foreign key,.....

By Hardik Savani | May 4, 2016 | | 741 Viewer | Category : MySql
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Laravel 5 - inner join with multiple conditions example using Query Builder

In this post you can learn how to add multiple condition in join query of Laravel Eloquent. if you use data relationship then you don't need to use but if you need to get manually join with two or more condition then it can help. in this example i also add how to add simple inner join in laravel and how to add multiple conditions with inner join i mean using "on" method. You can see bellow example: <strong>Example:</strong> <pre class="prettyprint lang-php"> $user = User::select("users.*","items.id as itemId","jobs.id as jobId") ->join("items","items.user_id","=","users.id") .....

By Hardik Savani | April 30, 2016 | | 4293 Viewer | Category : Laravel
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Laravel 5 - like query example using eloquent where clause.

Whenever you require to use select like query in your application then you can easily use. Laravel 5 provide query builder and mysql like condition is very simple to use. So let's see bellow example did convert bellow sql query. <strong>SQL Example:</strong> <pre> SELECT * FROM `users` WHERE `name` LIKE '%hdtopi%'; </pre> <strong>Laravel Query Example:</strong> <pre> $search = 'hdtopi'; $user = User::where('name','LIKE',"%{$search}%") ->get(); print_r($user); </pre>

By Hardik Savani | April 28, 2016 | | 4307 Viewer | Category : Laravel
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How to get last executed query in Larave 5?

We have been many time need to get executed query log or you want to get last executed query or maybe if you want to diaplsy sql query from laravel query builder then you can do it that. so i have three example for display executed query in Laravel 5. when you are working on laravel application at that times , i think you need many time to print last run query or if you want to check direct from phpmyadmin sql box, so at that time you have to follow this three example. so, let's see three example of getting sql query from Laravel Query Builder. <strong class="step">Example 1:</strong> In this.....

By Hardik Savani | April 10, 2016 | | 2228 Viewer | Category : Laravel
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    How to get filename from file path in MySQL?

    How to get filename from file path in MySQL?

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    How to create custom facade in laravel 5.2?

    How to create custom facade in laravel 5.2?

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    Laravel 5 dynamic autocomplete search using select2 JS Ajax - Part 2

    Laravel 5 dynamic autocomplete search using select2 JS Ajax - Part 2

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    Laravel 5 Instagram API tutorial with example

    Laravel 5 Instagram API tutorial with example

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    Laravel 5 - Generate Captcha code and Validation example using BotDetect package

    Laravel 5 - Generate Captcha code and Validation example using BotDetect package

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    Laravel 5 amazon s3 file upload tutorial - Part 2

    Laravel 5 amazon s3 file upload tutorial - Part 2

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