## Top 10 Pallets with code and migrations examples



| # Pallet Name         | Version     | Default Migrations |     
|-----------------------|-------------|------------|   
| Scheduler             | v2 > v3        | Yes       |      
| Preimage              | 0 > 1        | Yes       |    
| Pallet Timestamp      |             | todo       |   
| Bag List              | | |   


## Pallet Name: 
### Example code:


## Scheduler    
From version: v2   
To version: v3   

#### Runtime upgrade migration code:  
```rust

```

#### Storage changes



Link to latest source code: 
https://github.com/paritytech/substrate/blob/polkadot-v0.9.32/frame/scheduler/src/migration.rs  





## Preimage   
From version: 0   
To version: 1    

#### Runtime upgrade migration code:
```rust

```

#### Storage changes



Link to latest source code:
https://github.com/paritytech/substrate/blob/polkadot-v0.9.32/frame/preimage/src/migration.rs   


### Links:   
[Uptest polkadot Treasury proposal](https://docs.google.com/document/d/1dJ43Bl3jYJ7LDA96_Hskyelqf9K2Zw4qJvdD53w6TwE/edit?usp=sharing)