codeigniter select sum

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Summarize some excellent features of CodeIgniter

Summarize some excellent features of CodeIgniter Recently prepared to take over the improvement of a project written by someone else with CodeIgniter, although previously also useful CI, but is completely according to their own meaning

Common Operations of codeigniter on databases

Www. thenbsp. comview-codeigniter-databasecodeigniter (CI) is an excellent and agile PHP open-source framework. It is especially convenient to encapsulate database operations. The following are common database operations for phpci and a record is

Codeigniter database operation function aggregation _ PHP Tutorial-php Tutorial

Codeigniter database operation function summary. There are many Codeigniter database operations on the internet. here is a summary. Copy the code as follows: query: $ query $ this-db_query (SELECT * FROMtable); there are a lot of Codeigniter

CodeIgniter Frame Connection Read MS Access database file

CI with the 3.0 version, PHP to read Access database has two drivers, one ODBC, one is PDO_ODBC, both can be linked, but generally more recommended PDO_ODBC,To be able to use ODBC in PHP, you must install the relevant driver, which can be viewed in

Codeigniter database operation function Summary

There are many Codeigniter database operations on the Internet. Here is a summary. Copy codeThe Code is as follows: // query:$ Query = $ this-> db_query ("SELECT * FROM table ");========================================// Result () returns an array

Thinkphp simple method to implement multiple subqueries _php instance

In this paper, the thinkphp simple method of implementing multiple subqueries is described. Share to everyone for your reference, specific as follows: SQL statement Profound Understand the SQL statement, you can use a good thinkphp, such as

thinkphp Transaction Details Inquiry function detailed _php example

This article analyzes the thinkphp transaction details query function. Share to everyone for your reference, specific as follows: Trading details Usually monthly, inclusive, transaction date, transaction amount, transaction status (optional)Total

New users are new to PHP. which framework is easier to use?

I have been familiar with php for a short time, but I want to understand the PHP framework and the idea of MVC. I have never been familiar with such a framework before. I would like to ask if you have any good frameworks to recommend, what is the

PHP CodeIgniter Learning Notes _php Tutorials

Before using the database, we had better connect the database automatically: config/autoload.php automatically load $autoload [' libraries '] = Array (' database '); Some common functions Select data$this->db->select ();allows you to write the

PHP CodeIgniter Learning notes _php Tips

Before using the database, we'd better connect the database automatically: config/autoload.php automatically loads $autoload [' libraries '] = Array (' database ');Some common functions Select data$this->db->select ();Allow you toSqlWrite in

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