org.ujorm.orm.annot

Annotation Type Db

@Retention(value=RUNTIME)
@Target(value=TYPE)
public @interface Db

Use the annotation to mark a Key static field like XML Attribute.

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
Class<? extends SqlDialect>	dialect SQL dialect by a DB Vendor.

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
String	jdbcDriver JDBC Driver
String	jdbcUrl JDBC Url
String[]	jndi The JNDI (java naming and directory interface) connection string.
Orm2ddlPolicy	Orm2ddlPolicy Parameter to controll how the DLL (Data Definition Language) statmenets will be used to a defining data structure modification.
String	password Connection password
boolean	readOnly Default read-only state for all database tables.
String	schema Default name of table schema is copied into table models if thay are empty.
Class<? extends UjoSequencer>	sequencer The sequencer class for tables of the current database.
String	user Connection User

Element Detail

dialect

public abstract Class<? extends SqlDialect> dialect

SQL dialect by a DB Vendor.

schema

public abstract String schema

Default name of table schema is copied into table models if thay are empty.

See Also:

Table.schema()

Default:

""

jndi

public abstract String[] jndi

The JNDI (java naming and directory interface) connection string.
A typical use on the Tomcat can be:
jndi = {"java:comp/env/jdbc/TestDB"}
See the link or link for more information about JNDI on the Tomcat.

Default:

{}

jdbcUrl

public abstract String jdbcUrl

JDBC Url

Default:

""

jdbcDriver

public abstract String jdbcDriver

JDBC Driver

Default:

""

user

public abstract String user

Connection User

Default:

""

password

public abstract String password

Connection password

Default:

""

sequencer

public abstract Class<? extends UjoSequencer> sequencer

The sequencer class for tables of the current database. A value can be a subtype of 'org.ujorm.orm.UjoSequencer' with one-parameter constructor type of MetaTable. If the NULL value is specified the then a default sequencer 'UjoSequencer' will be used.

Default:

org.ujorm.orm.UjoSequencer.class

readOnly

public abstract boolean readOnly

Default read-only state for all database tables. The parameter value is evaluated in the execution SQL commands type of INSERT, UPDATE, and DELETE.
Note, that only the default value FALSE can be overwritten by a table annotation or by a XML config.

See Also:

Table.readOnly()

Default:

false

Orm2ddlPolicy

public abstract Orm2ddlPolicy Orm2ddlPolicy

Parameter to controll how the DLL (Data Definition Language) statmenets will be used to a defining data structure modification. The value can be defined a parent, so the hiearchy from the parrent to a child is:

• Meta Parameters
• Database
• Table

In case the root Meta Parameters is undefined, then the parameter CREATE_OR_UPDATE_DDL will be used.

See Also:

Orm2ddlPolicy.CREATE_OR_UPDATE_DDL

Default:

org.ujorm.orm.ao.Orm2ddlPolicy.INHERITED