Working with SQL-Js Java Extensions,
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6 Working with SQL-Js Java Extensions
Concepts covered:
ij and SQL-J
Whats the J in SQL-J? Whats ij?
The City class practicum
Meet the City Class
Database-side methods
Database-Side JDBC Methods
VALUES expressions and java constructors
VALUES Expression
More on database-side methods
Accessing Classes and Class Aliases
Method aliases
Static Method Aliases
Tasks:
Examine and Execute CityTest
Start ij
Connect to toursDB
Execute SQL-J Statements Referencing Stored City Objects
Access a Field in an SQL-J Statement
Execute More Complex SQL-J Statements
Execute Methods in a Program as Application-Side Methods
Execute Methods in Statements as Database-Side Methods
Execute a Method in a VALUES Expression Using an Instance
Execute a Method Using a Class, Not an Instance
Work with Class Aliases
Execute Some More Methods Using Class Aliases
Use a Constructor
Create a Method Alias
Execute Method Aliases for Database-Side Methods
Before you begin:
Make sure you have completed all the tasks in Lessons 2 and 5.
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