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Decoded Logs

The ethereum.decoded.logs table includes additional decoded columns on top of what is in the raw logs table.

Sample Query

Example 1: WETH Flash Loan from Balancer Vault

select
date(block_timestamp) as date,
params:token::varchar as token,
sum(params:amount::varchar) / pow(10, 18) as weth_loan,
sum(weth_loan) over (order by date) as total_weth_loan
from ethereum.decoded.logs logs
where
logs.address = '0xba12222222228d8ba445958a75a0704d566bf2c8' -- Balancer Vault
and topic0 = '0x0d7d75e01ab95780d3cd1c8ec0dd6c2ce19e3a20427eec8bf53283b6fb8e95f0' -- FlashLoan Topic0
and token = '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2' -- WETH token contract
group by date, token
order by date desc

Table Columns

Additional Columns in Decoded Logs.
Column Name
Description
Example
transaction_hash
Unique identifier of the transaction that this log belongs to.
0x23a0d241e8232def857793cf28cd6d92e6b97e755b81565f9e12ee8ec3c80c9a
transaction_index
The position of this transaction in the block that it belongs to. The first transaction has index 0.
1
address
The address of the contract that emitted this log.
0xba12222222228d8ba445958a75a0704d566bf2c8
data
Unindexed data containing further information of the event, encoded in hex.
0x0000000000000000000000000000000000000000000000000000000ee6b27ffc0000000000000000000000000000000000000000000000000000000000000000
topic0
The keccak256 hash of a flattened event signature string.
0x0d7d75e01ab95780d3cd1c8ec0dd6c2ce19e3a20427eec8bf53283b6fb8e95f0
topic1
First indexed topic of the event.
0x0000000000000000000000001c073d5045b1abb6924d5f0f8b2f667b1653a4c3
topic2
Second indexed topic of the event
0x000000000000000000000000a0b86991c6218b36c1d19d4a2e9eb0ce3606eb48
topic3
Third indexed topic of the event.
block_timestamp
The time when the block that contains this log was included on the blockchain.
2022-10-11 19:02:47
block_number
The length of the chain, in blocks.
15,726,828
block_hash
Unique identifier of the block that includes this log.
0x41a67fb5f7e03c5b0e76222e3df8072a5fcaf9b37c04ac6fcc5769fc7276dfe1
name
Name of the decoded event.
FlashLoan
params
Parameters of the decoded event log, in JSON format.
{ "amount": "63999999996", "feeAmount": "0", "recipient": "0x1c073d5045b1abb6924d5f0f8b2f667b1653a4c3", "token": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48" }
_signature
Signature of the event.
FlashLoan(address,address,uint256,uint256)
_error
Error message for event data that cannot be decoded from contract ABI.
_materialized_at
The timestamp of the data materialization.
2023-02-14 18:06:35.693 +0000
_metadata_updated_at
The timestamp of the metadata update.
2023-02-12 10:09:42