The SYSTRIGGERS table describes the database's triggers.
The following table shows the contents of the SYSTRIGGERS system table.
| Column Name | Type | Length | Nullable | Contents | 
|---|---|---|---|---|
| TRIGGERID | CHAR | 36 | false | Unique identifier for the trigger | 
| TRIGGERNAME | VARCHAR | 128 | false | Name of the trigger | 
| SCHEMAID | CHAR | 36 | false | ID of the trigger's schema (join with SYSSCHEMAS.SCHEMAID) | 
| CREATIONTIMESTAMP | TIMESTAMP | 29 | false | Time the trigger was created, for internal use to ensure correct execution order of triggers. | 
| EVENT | CHAR | 1 | false | 'U' for update, 'D' for delete, 'I' for insert | 
| FIRINGTIME | CHAR | 1 | false | 'B' for before, 'A' for after | 
| TYPE | CHAR | 1 | false | 'R' for row, 'S' for statement | 
| STATE | CHAR | 1 | false | 'E' for enabled, 'D' for disabled | 
| TABLEID | CHAR | 36 | false | ID of the table on which the trigger is defined | 
| WHENSTMTID | CHAR | 36 | true | ID of the trigger's WHEN clause, if one is present | 
| ACTIONSTMTID | CHAR | 36 | true | ID of the stored prepared statement for the triggeredSQLStatement (join with SYSSTATEMENTS.STMTID) | 
| REFERENCEDCOLUMNS | org.apache.derby.
catalog.
ReferencedColumns This class is not part of the public API. | 2,147,483,647 | true | Descriptor of the columns to be updated, if this trigger is an update trigger (that is, if the EVENT column contains 'U') | 
| TRIGGERDEFINITION | LONG VARCHAR | 32,700 | true | Text of the action SQL statement | 
| REFERENCINGOLD | BOOLEAN | 1 | true | Whether or not the OLDREFERENCINGNAME, if non-null, refers to the OLD row or table | 
| REFERENCINGNEW | BOOLEAN | 1 | true | Whether or not the NEWREFERENCINGNAME, if non-null, refers to the NEW row or table | 
| OLDREFERENCINGNAME | VARCHAR | 128 | true | Pseudoname as set using the REFERENCING OLD AS clause | 
| NEWREFERENCINGNAME | VARCHAR | 128 | true | Pseudoname as set using the REFERENCING NEW AS clause | 
| WHENCLAUSETEXT | LONG VARCHAR | 32,700 | true | Text of the trigger's WHEN clause, if one is present | 
Any SQL text that is part of a triggeredSQLStatement is compiled and stored in the SYSSTATEMENTS table. ACTIONSTMTID and WHENSTMTID are foreign keys that reference SYSSTATEMENTS.STMTID. The statements for a trigger are always in the same schema as the trigger.