> ## Documentation Index
> Fetch the complete documentation index at: https://docs.dune.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Committee Membership

> Midnight committee membership data

export const TableSample = ({tableName, tableSchema}) => <>
    <div className="hidden dark:block">
      <iframe src={`https://dune.com/embeds/3419983/5785629?table_schema_t6f0df=${tableSchema}&table_name_t6f0df=${tableName}&darkMode=true`} style={{
  width: '100%',
  height: '500px',
  border: 'none',
  marginTop: '10px'
}} />
    </div>
    <div className="dark:hidden">
      <iframe src={`https://dune.com/embeds/3419983/5785629?table_schema_t6f0df=${tableSchema}&table_name_t6f0df=${tableName}`} style={{
  width: '100%',
  height: '500px',
  border: 'none',
  marginTop: '10px'
}} />
    </div>
  </>;

# Table Description

This table records committee membership for SPOs by epoch, including position and expected slots.

## Column Descriptions

| Column Name           | Data Type | Description                                        |
| --------------------- | --------- | -------------------------------------------------- |
| **spo\_sk**           | varchar   | Stake pool operator key / identifier.              |
| **sidechain\_pubkey** | varchar   | Sidechain public key for the committee member.     |
| **epoch\_no**         | bigint    | Epoch number.                                      |
| **position**          | bigint    | Position of the member in the committee.           |
| **expected\_slots**   | bigint    | Expected slots assigned to the member.             |
| **\_updated\_at**     | timestamp | Timestamp when this record was last updated.       |
| **\_ingested\_at**    | timestamp | Timestamp when this record was ingested into Dune. |

## Table Sample

<TableSample tableSchema="midnight" tableName="committee_membership" />