{
  "schema": 1,
  "sqlstate": "42P17",
  "condition_name": "invalid_object_definition",
  "sources": [
    {
      "id": "src.errcodes.42P17.18.6",
      "kind": "upstream_source",
      "source_role": "condition_definition",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/utils/errcodes.txt",
      "location": "line 398",
      "sha256": "6e8de346643ba84aa3c9c6a73360acfc7b2dfb89162c06c08ce9bf5bcd5bbcba",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/errcodes.txt#L398"
    },
    {
      "id": "src.call.42P17.7a6be8fbd1213811e253e016",
      "kind": "upstream_source",
      "source_role": "source_call",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/catalog/heap.c",
      "location": "lines 2820-2823",
      "sha256": "e720ee58279590793edd0985b3c910970ef56e7361b8ef92e245370587e02a0e",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/catalog/heap.c#L2820-L2823"
    },
    {
      "id": "src.call.42P17.09eb0354822f0636e23d3677",
      "kind": "upstream_source",
      "source_role": "source_call",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/catalog/heap.c",
      "location": "lines 3237-3242",
      "sha256": "e720ee58279590793edd0985b3c910970ef56e7361b8ef92e245370587e02a0e",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/catalog/heap.c#L3237-L3242"
    },
    {
      "id": "src.call.42P17.79a0f8a4009c621f6b3254f8",
      "kind": "upstream_source",
      "source_role": "source_call",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/rewrite/rewriteHandler.c",
      "location": "lines 2164-2167",
      "sha256": "5a34bf31f424abbf46cd926da1fefcd9360c4d527a87d8a0ac9f653d67c2206a",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/rewrite/rewriteHandler.c#L2164-L2167"
    },
    {
      "id": "src.calls.REL_18_6.42P17",
      "kind": "local_artifact",
      "source_role": "source_call_scan",
      "sha256": "9ee8a0e81d8f0825c5c1ae45583439859a26e602bdd4ce2f2a62aa278867ccbf"
    }
  ],
  "claims": [
    {
      "id": "identity.class-and-condition",
      "statement": "42P17 is the invalid_object_definition condition in Class 42.",
      "method": "Read fixed REL_18_6 errcodes.txt and locked facts.",
      "limits": "Identity does not enumerate all source branches or client failures.",
      "sources": [
        "src.errcodes.42P17.18.6"
      ]
    },
    {
      "id": "mechanism.selected-source-path",
      "statement": "Selected paths reject an inherited-constraint conflict whose parent/child inheritance flags do not permit the requested merge, a generated column referencing another generated column, and recursive rewrite rules. These object graphs require different repairs; the source does not support a universal remove-inherited-constraint rule.",
      "method": "Read selected resolved REL_18_6 report groups and message roles.",
      "limits": "Representative confirmed core paths only; not exhaustive historical or extension coverage.",
      "sources": [
        "src.call.42P17.7a6be8fbd1213811e253e016",
        "src.call.42P17.09eb0354822f0636e23d3677",
        "src.call.42P17.79a0f8a4009c621f6b3254f8"
      ]
    },
    {
      "id": "versions.catalogue-boundary",
      "statement": "Locked catalogue snapshots show this condition by PostgreSQL 7.4; source behavior here is fixed at PostgreSQL 18.6.",
      "method": "Read locked catalogue facts and definition snapshot.",
      "limits": "First observed release is a lower bound, not precise behavioral introduction.",
      "sources": [
        "src.errcodes.42P17.18.6"
      ]
    }
  ],
  "messages": [
    {
      "id": "message.variant-1",
      "sqlstate": "42P17",
      "severity_source": "ERROR",
      "primary_template": "constraint \"%s\" conflicts with non-inherited constraint on relation \"%s\"",
      "detail_templates": [],
      "hint_templates": [],
      "roles": [
        {
          "role": "errmsg",
          "template": "constraint \"%s\" conflicts with non-inherited constraint on relation \"%s\""
        }
      ],
      "sources": [
        "src.call.42P17.7a6be8fbd1213811e253e016"
      ],
      "limits": "Placeholders remain dynamic source fields; no concrete runtime value is claimed."
    },
    {
      "id": "message.variant-2",
      "sqlstate": "42P17",
      "severity_source": "ERROR",
      "primary_template": "cannot use generated column \"%s\" in column generation expression",
      "detail_templates": [
        "A generated column cannot reference another generated column."
      ],
      "hint_templates": [],
      "roles": [
        {
          "role": "errmsg",
          "template": "cannot use generated column \"%s\" in column generation expression"
        },
        {
          "role": "errdetail",
          "template": "A generated column cannot reference another generated column."
        }
      ],
      "sources": [
        "src.call.42P17.09eb0354822f0636e23d3677"
      ],
      "limits": "Placeholders remain dynamic source fields; no concrete runtime value is claimed."
    },
    {
      "id": "message.variant-3",
      "sqlstate": "42P17",
      "severity_source": "ERROR",
      "primary_template": "infinite recursion detected in rules for relation \"%s\"",
      "detail_templates": [],
      "hint_templates": [],
      "roles": [
        {
          "role": "errmsg",
          "template": "infinite recursion detected in rules for relation \"%s\""
        }
      ],
      "sources": [
        "src.call.42P17.79a0f8a4009c621f6b3254f8"
      ],
      "limits": "Placeholders remain dynamic source fields; no concrete runtime value is claimed."
    }
  ],
  "usage_evidence": [
    {
      "scope": "SQLSTATE definition and release identity",
      "status": "definition_only",
      "evidence_ids": [
        "identity.class-and-condition",
        "src.errcodes.42P17.18.6"
      ]
    },
    {
      "scope": "Selected PostgreSQL 18.6 source emitters and message roles",
      "status": "source_path_confirmed",
      "evidence_ids": [
        "mechanism.selected-source-path"
      ]
    },
    {
      "scope": "Natural runtime execution for this batch",
      "status": "unknown",
      "evidence_ids": []
    }
  ],
  "runtime": []
}