spell_group_stack_rules
Table defines if auras in one spell_group can't stack with each other.
Note: The table doesn't affect persistent area auras stacking or passive auras stacking (they can stack always) or spells belonging to same spell_rank (they are always subject of SPELL_GROUP_STACK_RULE_EXCLUSIVE rule)
Structure
| Field | Type | Attributes | Key | Null | Default | Extra | Comment |
|---|---|---|---|---|---|---|---|
| group_id | int | unsigned | PRI | NO | 0 | ||
| stack_rule | tinyint | signed | NO | 0 | |||
Description of fields
group_id
references spell_group
stack_rule
Rule deciding which spell effect will prevail over the others as they are not stackable.
| Value | Name | Description |
|---|---|---|
| 0 | SPELL_GROUP_STACK_RULE_DEFAULT | No stacking rule defined - placeholder |
| 1 | SPELL_GROUP_STACK_RULE_EXCLUSIVE | Auras from group can't stack with each other |
| 2 | SPELL_GROUP_STACK_RULE_EXCLUSIVE_FROM_SAME_CASTER | Auras from group can't stack with each other when cast by same caster |
| 3 | SPELL_GROUP_STACK_RULE_EXCLUSIVE_SAME_EFFECT | Same effects of spells will not stack, yet auras will remain on a target |
| 4 | SPELL_GROUP_STACK_RULE_EXCLUSIVE_HIGHEST | Only highest effect will remain on target |
A spell should be in only 1 group with this stack rule.