> ## 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.

# SPO Epoch Performance

> Midnight SPO epoch performance 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 compares expected versus produced blocks for each SPO in an epoch.

## Column Descriptions

| Column Name | Data Type | Description |
| - | - | - |
| **spo\_sk** | varchar | Stake pool operator key / identifier. |
| **epoch\_no** | bigint | Epoch number. |
| **identity\_label** | varchar | Identity label for the SPO in the epoch. |
| **expected\_blocks** | bigint | Expected number of blocks for the SPO. |
| **produced\_blocks** | bigint | Number of blocks produced by the SPO. |
| **\_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="spo_epoch_performance" />


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