There are four different ways of writing an application using SQL, such as directly invoking the SQL statements, embedding the SQL statements directly in the host language programs, writing the SQL statements separately in a module and calling them from host language programs, and invoking the SQL...
This C / C++ sample application demonstrates how to use the ODBC APIs to connect to and access a SQL database.
2. After the DataSource object is obtained, the application code calls the getConnection() request on the data source to get a Connection object. The connection is obtained from a pool of connections. 3. After the connection is acquired, the application sends SQL queries or updates to the ...
val sqlQuery = SQL( """ select * from Country c join CountryLanguage l on l.CountryCode = c.Code where c.code = 'FRA'; """ )If your SQL query needs dynamic parameters, you can declare placeholders like {name} in the query string, and later assign a value to them:SQL( """ ...
A data access component calls a remote service. It then stores response data from the service in an ActionScript object or any other format the service returns. Use data access components in the client application to work with three types of services: • remote object services (RemoteObject) ...
invoke an expression language 13. constant 14. el 15. the file language the file language 15.1. when to use the file language 15.2. file variables 15.3. examples 16. groovy 17. header 18. javascript 19. josql 20. jsonpath 21. jxpath 22. mvel 23. the object-graph navigati...
2. Why Use a Private Constructor? In Java, we can declare a constructor as private using theprivateaccess specifier.If a constructor is declared private, we can’t create an object of the class, except within the class. Aprivate constructor is used when we want to limit the way objects ...
This section provides a tutorial example on how to access array elements with element indexes.© 2025 Dr. Herong Yang. All rights reserved.Array elements can be access with array indexes with several simple rules: Like many other programming languages, an array element can be accessed with the...
For this example, column metadata for a column includes the type of data stored in the column, an offset from the beginning of the file to the start of each fragment of column data, one or more encoding schemes used to encode values in the column., the name of the column, an SQL ...