How to use query in CakePHP?
Selecting Data
- CakePHP makes building SELECT queries simple.
- You can set aliases for fields by providing fields as an associative array:
- To select distinct fields, you can use the distinct() method:
- To set some basic conditions you can use the where() method:
How can I get data from database in CakePHP?
To view records of database, we first need to get hold of a table using the TableRegistry class. We can fetch the instance out of registry using get() method. The get() method will take the name of the database table as argument. Now, this new instance is used to find records from database using find() method.
How do I create a query builder?
Build a query:
- On the Workspace home page, click SQL Workshop and then Query Builder. Query Builder appears.
- Select objects from the Object Selection pane.
- Add objects to the Design pane and select columns.
- Execute the query.
How can I get table data in CakePHP?
After create a table in the MySQL database you need to insert record or data on it. If you want to know how to insert data in CakePHP framework please visit the link : Insert data in CakePHP. The SELECT statement is used to retrieve data from one or more tables: The SQL query for retrieve specific column.
What happens when you modify a CakePHP query?
Once executed, modifying and re-evaluating a query will result in additional SQL being run. If you want to take a look at what SQL CakePHP is generating, you can turn database query logging on. CakePHP makes building SELECT queries simple. To limit the fields fetched, you can use the select () method:
Which is the best feature of CakePHP SQL?
One of my favorite features is that while the CakePHP creators have made simple queries super-easy, they also let you run more complex SQL queries using standard SQL syntax.
How to pass Association object in CakePHP query builder?
If you want to select all but a few fields on a table, you can use selectAllExcept (): You can also pass an Association object when working with contained associations. CakePHP’s ORM offers abstraction for some commonly used SQL functions. Using the abstraction allows the ORM to select the platform specific implementation of the function you want.
Which is an example of an abstraction in CakePHP?
CakePHP’s ORM offers abstraction for some commonly used SQL functions. Using the abstraction allows the ORM to select the platform specific implementation of the function you want. For example, concat is implemented differently in MySQL, PostgreSQL and SQL Server. Using the abstraction allows your code to be portable: