Trigger
Bases: Component
Syntax of Triggers in Class Definitions
Trigger Name [ Keywords ]
{
Implementation
}
impl = field(default_factory=list)
Trigger implementation
Can be a simple string for already indented and newline delimited code, or for use with CodeMode = expression
or a list of strings for multiline code, in which case will be indented automatically by the generator.
Objectscript routine code generation and syntax validation is not supported by this library.
keywords = field(default_factory=dict, kw_only=True)
Optional dict used to specify keywords for this component.
Use {"Keyword": None}
for keywords that do not have a value.
Valid Trigger keywords
- CodeMode – Specifies how this trigger is implemented.
- Event – Specifies the SQL events that will fire this trigger. Required (no default).
- Final – Specifies whether this trigger is final (cannot be overridden in subclasses).
- Foreach – Controls when the trigger is fired.
- Internal – Specifies whether this trigger definition is internal (not displayed in the class documentation).
- Language – Specifies the language in which the trigger is written.
- NewTable – Specifies the name of the transition table that stores the new values of the row or statement affected by the event for this trigger.
- OldTable – Specifies the name of the transition table that stores the old values of the row or statement affected by the event for this trigger.
- Order – In the case of multiple triggers for the same EVENT and TIME, specifies the order in which the triggers should be fired.
- SqlName – Specifies the SQL name to use for this trigger.
- Time – Specifies whether the trigger is fired before or after the event.
- UpdateColumnList – Specifies one or more columns whose modification causes the trigger to be fired by SQL. Available only for TSQL.