overgraph 0.5.0

An absurdly fast embedded graph database. Pure Rust, sub-microsecond reads.
Documentation 
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{
  "schema_version": 1,
  "determinism": {
    "seed": 1729,
    "node_key_template": "node:{i}",
    "edge_key_templates": {
      "chain": "edge:chain:{i}",
      "hub": "edge:hub:{i}",
      "powerlaw": "edge:powerlaw:{i}",
      "temporal": "edge:temporal:{i}"
    },
    "generator_rules": {
      "type_id_cycle": [1, 2, 3, 4, 5],
      "weight_base": 0.5,
      "weight_modulus": 500,
      "weight_formula": "weight = weight_base + ((i mod weight_modulus) / 1000.0)",
      "temporal_valid_from_base_ms": 1700000000000,
      "temporal_valid_to_delta_ms": 604800000
    }
  },
  "profiles": {
    "small": {
      "description": "CI smoke and local quick checks",
      "nodes": 10000,
      "edges": 50000,
      "average_degree_target": 5,
      "property_payload": "light",
      "shape_mix": {
        "chain_pct": 40,
        "hub_pct": 20,
        "powerlaw_pct": 30,
        "temporal_pct": 10
      },
      "batch_sizes": {
        "nodes": 100,
        "edges": 100
      }
    },
    "medium": {
      "description": "Default baseline profile",
      "nodes": 100000,
      "edges": 500000,
      "average_degree_target": 5,
      "property_payload": "mixed",
      "shape_mix": {
        "chain_pct": 35,
        "hub_pct": 20,
        "powerlaw_pct": 35,
        "temporal_pct": 10
      },
      "batch_sizes": {
        "nodes": 500,
        "edges": 500
      }
    },
    "large": {
      "description": "Full benchmark profile for release comparisons",
      "nodes": 1000000,
      "edges": 5000000,
      "average_degree_target": 5,
      "property_payload": "mixed-heavy",
      "shape_mix": {
        "chain_pct": 30,
        "hub_pct": 20,
        "powerlaw_pct": 40,
        "temporal_pct": 10
      },
      "batch_sizes": {
        "nodes": 1000,
        "edges": 1000
      }
    },
    "xlarge": {
      "description": "Optional nightly stress profile",
      "nodes": 3000000,
      "edges": 15000000,
      "average_degree_target": 5,
      "property_payload": "heavy",
      "shape_mix": {
        "chain_pct": 25,
        "hub_pct": 20,
        "powerlaw_pct": 45,
        "temporal_pct": 10
      },
      "batch_sizes": {
        "nodes": 2000,
        "edges": 2000
      }
    }
  }
}