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Tutorial
15

Step 4: Add a Servlet Class

> Other... > Web > Servlet and clicking Next. The Java package name should be guest. Enter GuestServlet as the class name - use exactly that case sensitive class name. Click Finish to create the new ... .http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; @WebServlet(name
Manual
14

Database Transaction Replayer

directory whose name is the name of the database file with the odr (ObjectDB Recording) suffix. By ... contains two types of files: Backup files - with names of the form .odb Recording files - with names of the form .odr A backup file is an ordinary ObjectDB database
Manual
14

GROUP BY and HAVING clauses

.name, 1, 1) FROM Country c GROUP BY SUBSTRING(c.name, 1, 1); The FROM clause defines iteration ... the first letter of the country name. The next step is to pass the groups to the SELECT clause which returns ... (which does not use aggregates) is equivalent to the following query: SELECT DISTINCT SUBSTRING(c.name, 1
Manual
14

JPA Entity Fields

relationship: @Entity public class Employee { String name; @ManyToOne Department department ... Department { @OneToMany(mappedBy="department") @OrderBy("name") List employees ... Employee e WHERE e.department = :d ORDER BY e.name The specified field ("name") must be a sortable
Tutorial
14

Step 4: Add a Controller Class

New > Java Class... Enter GuestController as the class name - use exactly that case sensitive class name. The Package should be guest. Click Finish to create the new Spring Controller class. Now ... ): String name = request.getParameter("name"); if (name != null
Tutorial
14

Step 4: Add a Servlet Class

> Other... > Web > Servlet and clicking Next. The Java package name should be guest. Enter GuestServlet as the class name - use exactly that case sensitive class name. Click Finish to create the new ... ): String name = request.getParameter("name"); if (name != null
Tutorial
14

Step 4: Add a Servlet Class

... Enter GuestServlet as the class name - use exactly that case sensitive class name. The Java package name should be guest. Click Finish to create the new servlet class. Now replace the content ... (); try { // Handle a new guest (if any): String name = request
Manual
13

Auto Generated Values

hierarchy. The Sequence Strategy The sequence strategy consists of two parts - defining a named sequence and using the named sequence in one or more fields in one or more classes. The @SequenceGenerator annotation is used to define a sequence and accepts a name, an initial value (the default is 1
Manual
13

Strings in JPQL and Criteria Queries

literal). For example: c.name LIKE '_r%' is TRUE for 'Brazil' and FALSE for 'Denmark' c.name LIKE '%' is always TRUE (for any c.name value). c.name NOT LIKE '%' is always FALSE (for any c.name value ... and parameter expressions: Expression path = country.get("name"); Expression
Issue
13

Weird issue with variable naming

hi, We've hit again against troubles with the variable naming when trying to get the query string ... and order by. Removing the addition of order stuff solves the issue of double naming though doesn't help us without ordering. The issue is that the name of the root variable is $1 as well as the name