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

# Uniswap V4 Hooks

### Table Details

| Property     | Value                            |
| ------------ | -------------------------------- |
| Table Name   | `robinhood.dex.uniswap_v4_hooks` |
| Table Status | Production-Ready                 |
| Unique Key   | `id`                             |

### Table Columns

| Column Name                | Data Type         | Description                                                                                                       |
| -------------------------- | ----------------- | ----------------------------------------------------------------------------------------------------------------- |
| pool\_manager              | VARCHAR(16777216) | Address of the Uniswap v4 PoolManager singleton contract that manages this pool                                   |
| hook\_contract             | VARCHAR(16777216) | Address of the hook contract attached to the pool                                                                 |
| hook\_int                  | VARCHAR(16777216) | Integer-encoded bitmap of the hook permission flags enabled for this hook contract                                |
| hook\_signatures           | VARIANT           | Decoded list of hook callback functions (e.g. beforeSwap, afterSwap) enabled by the hook's permission flags       |
| hook\_parameters           | VARIANT           | Parsed parameters associated with the hook's enabled callbacks                                                    |
| currency0                  | VARCHAR(16777216) | Address of the first token in the pool's currency pair (lower-sorted). The zero address denotes native currency   |
| currency1                  | VARCHAR(16777216) | Address of the second token in the pool's currency pair (higher-sorted)                                           |
| id                         | VARCHAR(16777216) | Pool ID: keccak256 hash of the pool key (currency0, currency1, fee, tick\_spacing, hooks) uniquely identifying it |
| fee                        | NUMBER(38,0)      | Swap fee tier of the pool, in hundredths of a basis point (e.g. 3000 = 0.30%)                                     |
| tick\_spacing              | NUMBER(38,0)      | Minimum tick granularity for liquidity positions in the pool                                                      |
| params                     | VARIANT           | Raw pool key parameters emitted when the pool was initialized                                                     |
| deployer                   | VARCHAR(16777216) | Address that initialized the pool                                                                                 |
| transaction\_hash          | VARCHAR(16777216) | Transaction hash of the pool initialization                                                                       |
| transaction\_index         | NUMBER(38,0)      | Index of the transaction within its block                                                                         |
| transaction\_from\_address | VARCHAR(16777216) | Address that sent the transaction                                                                                 |
| transaction\_to\_address   | VARCHAR(16777216) | Address the transaction was sent to (typically the PoolManager)                                                   |
| log\_index                 | NUMBER(38,0)      | Index of the log within the transaction                                                                           |
| block\_timestamp           | TIMESTAMP\_NTZ(9) | Timestamp (UTC) of the block containing this record                                                               |
| block\_number              | NUMBER(38,0)      | Number of the block containing this record                                                                        |
| block\_hash                | VARCHAR(16777216) | Hash of the block containing this record                                                                          |
| \_created\_at              | TIMESTAMP\_NTZ(9) | Timestamp of when the entry was created in the database.                                                          |
| \_updated\_at              | TIMESTAMP\_NTZ(9) | Timestamp of when the entry was last updated in the database.                                                     |

### Related Docs

* [EVM DEX Uniswap V4 Hooks](/historical-data/supported-blockchains/evm/core-schemas/dex/uniswap-v4-hooks)