<!ATTLIST RELATION id ID #REQUIRED local ( true | false) "false" load ( true | false) "false" notNull ( true | false) "false" providerValue ( true | false) "false"> |
Attribute | Mand. | Description | Default |
id | yes | This is the identifier of this field. | |
local | no | Equivalent with the local mark: allows to specify that this field is local i.e. that it has no physical representation on a data provider. | false |
load | no | Equivalent with the load mark: indicates that the field must be loaded when sending load requests with no indication on the fields that must be loaded. | false |
notNull | no | Equivalent with the notNull mark: indicates that the field may not be null. When a new object is created, a value is automatically built for this field with the default value if no value has been specified. | false |
providerValue | no | Equivalent with the providerValue mark: allows to specify that the value of the field is given by the data provider. | false |
<!ELEMENT RELATION ((((%A_F_BIND; | F_BINDS), IMPORT?) | %A_DAEMON;)?)> |
Element | Mand. | Mult. | Description |
A_F_BIND |
no | no | Physical binding of the field (see %A_F_BIND; : Field binding (FB)' chapter). |
F_BINDS | yes | no | Binding with multiple physical fields (see F_BINDS : Managing multiple keys on a relation (FB)' chapter). Allows to manage multiple foreign keys when using a location corresponding to a relational data base. |
IMPORT | no | no | Allows to import the value of a field belonging to a class referred by a relation found in the same class as this field (see IMPORT tag). |
A_DAEMON |
yes | no | Information about the daemon to manage this relation. |
<RELATION id="alr_net"> <ROUTES> <ROUTE target='netClass'> <STEP idrefs='alr_obj' target='muxClass'/> </ROUTE> <ROUTE target='netClass'> <STEP idrefs='alr_obj' target='cardClass'/> <STEP idrefs='card_eqt' target='muxClass'/> </ROUTE> <ROUTE> <STEP idrefs='alr_obj' target='portClass'/> <STEP idrefs='port_card' target='cardClass'/> <STEP idrefs='card_eqt' target='muxClass'/> </ROUTE> </ROUTES> <NAME value="ALR_NETWORK"/> <F_MARKS sort='true' filter='true' find='true' table='true' local='true'/> <CLASSES idrefs="netClass"/> </RELATION> |
<RELATION id="br_eme" direction='FORWARD'> <F_BIND value="EMETTEUR"/> <NAME value="BR_EMETTEUR"/> <TAB value="TAB_EMISSION"/> <F_MARKS create='true' set='true' sort='true' filter='true' find='true' table='true'> <MARK name='EMISSION'/> </F_MARKS> <CLASSES idrefs="custClass usrClass"/> <DEFAULT value="$USER"/> </RELATION> |