Overview
- Dataset ID:
0103 - Table:
blockdb_evm.b0103_logs_v1 - Description: Event logs emitted by contract transactions
- Primary Key:
block_number, tx_index, log_index - API: POST /evm/raw/logs
- Sample: Hugging Face Sample
Columns
| Column | Type | Description |
|---|---|---|
chain_id | BIGINT | EVM chain identifier; see Chain. |
block_number | BIGINT | Block height containing this log. |
block_time | TIMESTAMPTZ | UTC timestamp of the block. |
tx_index | INTEGER | Zero-based transaction index within the block. |
log_index | INTEGER | Position of the log within the transaction; indirectly verified by RLP (All logs must be present) |
contract_address | BYTEA | Address of the contract that emitted the log (20 bytes); directly verified by RLP |
topic_zero | BYTEA | Primary topic hash identifying the event type (32 bytes); directly verified by RLP |
data_topics | BYTEA[] | Optional raw concatenation of topics[1..n] (implementation detail); directly verified by RLP |
data | BYTEA | Raw event data; directly verified by RLP |
_tracing_id | BYTEA | Tracing ID of the genesis log record. |
_created_at | TIMESTAMPTZ | Record creation timestamp. |
_updated_at | TIMESTAMPTZ | Record last update timestamp. |
Use Cases
- DeFi protocol event tracking (swaps, transfers, mints, burns)
- Token transfer and balance change monitoring
- Smart contract interaction analysis
- Event-driven analytics and alerting systems
- Protocol state reconstruction from events
- Cross-contract event correlation and analysis
Related Datasets
Transactions
Parent transactions that emitted these logs.
Token Transfers
Transfer events decoded from ERC-20/721/1155 logs.
ERC-20 Tokens
Token metadata for contracts appearing in logs.