# dbEffectsResourceCostHandler Documentation

## Overview
This document describes the database relationships and interactions for the `dbEffectsResourceCostHandler` class. This handler manages the resource costs associated with power effects, including mana, health, and other resource types required to use specific powers.

## Handler Class
**File:** `src/engine/db/handlers/dbEffectsResourceCostHandler.java`
**Class:** `dbEffectsResourceCostHandler`
**Extends:** `dbHandlerBase`

## Database Tables

### Main Resource Cost Table
- **Table Name:** `static_power_effectcost`
- **Description:** Stores resource cost information for power effects, defining what resources are required to use specific effects
- **Columns:** 
  - IDString (Primary Key)
  - resourceType
  - resourceAmount

## Key Queries

### Get Resource Cost by Effect ID
```sql
SELECT * FROM static_power_effectcost WHERE `IDString` = ?
```
**File:** `dbEffectsResourceCostHandler.java`, Line ~25

## Relationships

1. **Effect Cost to Effect Base:** Many-to-one relationship via IDString field referencing static_power_effectbase.IDString

## Java Field to Database Column Mappings

| Java Field | Database Column | Notes |
|------------|-----------------|-------|
| `idString` | `static_power_effectcost.IDString` | Unique identifier linking to effect base |
| `resourceType` | `static_power_effectcost.resourceType` | Type of resource required (mana, health, etc.) |
| `resourceAmount` | `static_power_effectcost.resourceAmount` | Amount of resource required |
| `other fields...` | Various columns | Other properties related to resource costs |