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

# bitcoin.blocks

> Description of the bitcoin.blocks table on Dune

export const TableSample = ({tableName, tableSchema}) => <div>
    <iframe src={`https://dune.com/embeds/3419983/5785629?table_schema_t6c1ea=${tableSchema}&table_name_t6c1ea=${tableName}`} style={{
  width: '100%',
  height: '500px',
  border: 'none',
  marginTop: '10px'
}} />
  </div>;

export const ColumnDescriptions = ({tableName, tableSchema}) => <div>
    <iframe src={`https://dune.com/embeds/3424601/5785601?table_name_t6c1ea=${tableName}&table_schema_t6c1ea=${tableSchema}`} style={{
  width: "100%",
  height: "500px",
  border: "none",
  marginTop: "10px"
}} />
    <Info> Datatypes on Snowflake datashare are different in some cases, read more <a href="/datashare/datashare#datatypes">here</a>.  </Info>
  </div>;

## Table description

This table represents the blocks in the Bitcoin blockchain. A block is a collection of transactions, and is identified by a block hash. Each block contains a reference to the previous block, forming a chain of blocks. The first block in the chain is called the genesis block.

## Column Descriptions

<ColumnDescriptions tableSchema="bitcoin" tableName="blocks" />

## Table Sample

<TableSample tableSchema="bitcoin" tableName="blocks" />