omnigraph/docs/user/quickstart.md
Andrew Altshuler 612741b387
docs(user): split language/branching pages + add front-door pages (Phase 2) (#225)
Content build-out on top of the Phase 1 topic move. No behavior changes.

Splits (existing content relocated, cross-linked):
- queries/index.md → mutations/index.md (insert/update/delete + the
  inserts-vs-deletes rule) and search/index.md (the multi-modal search
  functions + a hybrid-ranking overview tying nearest/bm25/rrf together).
  queries/index.md now covers the read shape and points at both.
- branching/index.md → branching/time-travel.md (snapshots/time travel) and
  branching/merge.md (three-way merge + the 7 conflict kinds, verified against
  error.rs MergeConflictKind).

New pages (written from the code, user-facing):
- quickstart.md — init → load → query → branch, with verified CLI flags.
- concepts/index.md — what OmniGraph is + the L1/L2 (Lance/OmniGraph) framing.

Expanded operations/audit.md from a 7-line struct dump into a real
actor-tracking page (server token-resolved vs CLI --as chain; reading the
trail; the omnigraph:recovery reserved actor).

Index wiring: docs/user/index.md and AGENTS.md's topic table link every new
page; also normalized AGENTS.md's docs/user link display text to match the
Phase 1 retargeted paths.

Verified: zero broken .md links; check-agents-md.sh green (57 links, 54 docs).

Deferred to Phase 3: de-dev polish (grammar paths, IR internals still in
queries/branching), guides/, and a possible reference/config.md split (the
config schema is already coherent in cli/reference.md).

Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-14 13:53:46 +03:00

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2.2 KiB
Markdown

# Quickstart
This walks the core loop end to end: define a schema, initialize a graph, load
data, query it, and use a branch. It uses a local file-backed graph; swap the
path for an `s3://…` URI to run the same flow against object storage.
[Install](install.md) the `omnigraph` CLI first.
## 1. Write a schema
A schema (`.pg`) declares your node and edge types. Save this as `schema.pg`:
```
node Person {
name: String,
title: String?,
}
```
See the [schema language](schema/index.md) for types, constraints, and edges.
## 2. Initialize the graph
```bash
omnigraph init --schema schema.pg graph.omni
```
`init` creates an empty graph at the given URI with your schema applied.
## 3. Load data
`load` is the single bulk-write command. `--mode` is required
(`overwrite | append | merge`):
```bash
omnigraph load --data people.jsonl --mode overwrite graph.omni
```
`people.jsonl` is newline-delimited JSON, one record per line. For finer-grained
or inline writes, see [mutations](mutations/index.md).
## 4. Query
Write a query (`.gq`) — save as `queries.gq`:
```gq
query find_people($title: String) {
match { $p: Person { title: $title } }
return { $p.name }
}
```
Run it:
```bash
omnigraph read --query queries.gq --name find_people \
--params '{"title":"Engineer"}' --format table graph.omni
```
The [query language](queries/index.md) covers `match`/`return`/`order`, and
[search](search/index.md) covers vector and full-text search.
## 5. Work on a branch
Branches isolate changes until you merge them — Git-style, across the whole graph:
```bash
omnigraph branch create review/new-hires graph.omni
omnigraph load --data new-hires.jsonl --mode append --branch review/new-hires graph.omni
# inspect the branch, then integrate it
omnigraph branch merge review/new-hires --into main graph.omni
```
See [branches & commits](branching/index.md) and [merging](branching/merge.md).
## Next steps
- [CLI reference](cli/reference.md) — every command and flag.
- [Schema language](schema/index.md) and [query language](queries/index.md).
- [Operating a cluster](clusters/index.md) and [running the server](operations/server.md)
for multi-graph, multi-user deployments.