Files
DocNest/backend/scripts/011_add_update_history.sql
M1ngdaXie 50822600ad feat: implement Redis Streams support with stream checkpoints and update history
- Added Redis Streams operations to the message bus interface and implementation.
- Introduced StreamCheckpoint model to track last processed stream entry per document.
- Implemented UpsertStreamCheckpoint and GetStreamCheckpoint methods in the Postgres store.
- Created document_update_history table for storing update payloads for recovery and replay.
- Developed update persist worker to handle Redis Stream updates and persist them to Postgres.
- Enhanced Docker Compose configuration for Redis with persistence.
- Updated frontend API to support fetching document state with optional share token.
- Added connection stability monitoring in the Yjs document hook.
2026-03-08 17:13:42 -07:00

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SQL

-- Migration: Add update history table for Redis Stream WAL
-- This table stores per-update payloads for recovery and replay
CREATE TABLE IF NOT EXISTS document_update_history (
id BIGSERIAL PRIMARY KEY,
document_id UUID NOT NULL REFERENCES documents(id) ON DELETE CASCADE,
stream_id TEXT NOT NULL,
seq BIGINT NOT NULL,
payload BYTEA NOT NULL,
msg_type TEXT,
server_id TEXT,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE UNIQUE INDEX IF NOT EXISTS uniq_update_history_document_stream_id
ON document_update_history(document_id, stream_id);
CREATE UNIQUE INDEX IF NOT EXISTS uniq_update_history_document_seq
ON document_update_history(document_id, seq);
CREATE INDEX IF NOT EXISTS idx_update_history_document_seq
ON document_update_history(document_id, seq);