5 recommended articles about QueryBuilder

Extending the MongoDB C# Driver's QueryBuilder does not want to directly hardcode strings like "ClassA.MemberA.MemberB", so I wrote the following classes for the following common scenarios: 1. Convert expressions into string functions: ExpToStr ()2. Collection function: When there are collection members, you can use this class, which will return a QueryCollection object. The code of this class is attached later. 3. CollectionAs function: When inheritance is used, you want to convert the base class into a subclass and return QueryCollection usage example of subclass: //Get the string form of the expression 1. QueryEx.ExpToStr ((ClassA m)=> m.MemberA.MemberB.MemberC) //Collection.Member.Field //PoppedSegme

1. Extended MongoDB C# Driver's QueryBuilder

##Introduction: Extending the MongoDB C# Driver's QueryBuilder because we don't want to directly hardcode strings like ClassA.MemberA.MemberB, we wrote the following classes for the following common scenarios: 1. Convert expressions into string functions: ExpToStr ()2. Collection function: This class can be used when there are collection members, and a QueryCollection object will be returned. The code of this class is attached below. 3. CollectionA

2. Yii Framework Official Guide Series 24 - Using the Database: Query Builder

Introduction: Provided by QueryBuilder of Yii Framework In order to write SQL statements in an object-oriented manner, developers are allowed to use class methods and properties to specify independent parts of the SQL statement, and assemble these different parts into one that can be called by calling the previous chapter...

3. Yii CDbCriteria_PHP Tutorial

Introduction: Yii CDbCriteria. Note: $c=newCDbCriteria(); is a way of writing ActiveRecord, making ActiveRecord more flexible, instead of DAO (PDO) and QueryBuilder in the manual. These are some notes and common usage of YiiCDbCriteria

4. Yii CDbCriteria

##Introduction: Yii CDbCriteria. Note: $c=newCDbCriteria(); is a way of writing ActiveRecord, making ActiveRecord more flexible, instead of DAO (PDO) and QueryBuilder in the manual. These are some notes and common usage of YiiCDbCriteria

5.

Example tutorial on database configuration and SQL operation using the Yii framework of PHP

Introduction: Database Access (DAO) Yii includes a data access layer (DAO) built on PHP PDO. DAO provides a unified API for different databases. ActiveRecord provides databases and models ( M, Model) interaction in MVC, QueryBuilder is used to create dynamic query statements. DAO provides simple and efficient SQL queries, which can be used

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