Graph Node indexes data from blockchains such as Ethereum and serves it over GraphQLgraphprotocol/graph-node on GitHub
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Breaking Changes. GRAPH_GETH_ETH_CALL_ERRORS renamed to GRAPH_RPC_ETH_CALL_ERRORS. The env var (and internal config field) controlling which eth_call error messages are treated as reverts is renamed for provider-neutral naming.The Graph release notes
Critical Fix. EntityCache::load_related returned wrong derived-collection membership on same-block parent reassignment. Membership was decided against intermediate cache layers rather than the entity's final state, so entities reassigned to a new parent within…The Graph release notes
Breaking Changes. Substreams support removed. Substreams have been unsupported on the network for some time. All substreams-related code has been removed, simplifying the codebase significantly. Substreams-based subgraphs will no longer work.The Graph release notes
Critical Bugfix. GraphQL Empty Array Panic Fix Fixed GraphQL query panic with empty arrays: Resolved a critical bug where GraphQL queries using _in filters (like id_in, name_in, etc.) with empty arrays would cause the graph-node to panic with index out of boun…The Graph release notes
v0.39.1. Critical Fix. Event Transaction Log Index. Reverted transaction log index behavior: Fixed a regression introduced in v0.38.0 where event.transactionLogIndex was inadvertently changed to return the actual transaction log index instead of the log index…The Graph release notes
v0.39.0. Breaking Changes. Database Schema Changes. Major schema migration: The subgraphs.subgraph_deployment table has been split into two tables: (#6003) · subgraphs.head - stores frequently changing metadata (block hash, block number, entity count, firehose…The Graph release notes
v0.38.0. Breaking changes. Removal of GraphQL subscriptions – the WebSocket server and every Subscription‑related code path were deleted. Applications that need live updates must switch to polling or an external event system.The Graph release notes
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