{
  "schema": 1,
  "sqlstate": "2201E",
  "condition_name": "invalid_argument_for_logarithm",
  "sources": [
    {
      "id": "src.errcodes.18.6",
      "kind": "upstream_source",
      "source_role": "condition_definition",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/utils/errcodes.txt",
      "sha256": "6e8de346643ba84aa3c9c6a73360acfc7b2dfb89162c06c08ce9bf5bcd5bbcba",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/errcodes.txt#L173",
      "lines": "173"
    },
    {
      "id": "src.float.log",
      "kind": "upstream_source",
      "source_role": "resolved_report_context",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/utils/adt/float.c",
      "sha256": "58914ae93c06c281e581a4bb2dcf2280e4ae1619f3ceb8f801f50beca87eecd8",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/adt/float.c#L1687",
      "lines": "1687-1747"
    },
    {
      "id": "src.numeric.log",
      "kind": "upstream_source",
      "source_role": "resolved_report_context",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/utils/adt/numeric.c",
      "sha256": "6cde7cd60b3330b83be35d1f014045f5fb5fe737f3c5db4c8ed4080b99f2b666",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/adt/numeric.c#L3935",
      "lines": "3935-4020"
    },
    {
      "id": "src.numeric.ln.finite",
      "kind": "upstream_source",
      "source_role": "resolved_report_context",
      "tag": "REL_18_6",
      "commit": "724edf9bde9d356724ad384a2e196edc3c9f80f7",
      "path": "src/backend/utils/adt/numeric.c",
      "sha256": "6cde7cd60b3330b83be35d1f014045f5fb5fe737f3c5db4c8ed4080b99f2b666",
      "url": "https://github.com/postgres/postgres/blob/724edf9bde9d356724ad384a2e196edc3c9f80f7/src/backend/utils/adt/numeric.c#L11156",
      "lines": "11156-11168"
    }
  ],
  "claims": [
    {
      "id": "identity",
      "statement": "2201E is invalid_argument_for_logarithm in SQLSTATE Class 22",
      "sources": [
        "src.errcodes.18.6"
      ],
      "method": "Read the fixed errcodes row and macro."
    },
    {
      "id": "resolved-path",
      "statement": "Fixed PostgreSQL 18.6 float and numeric logarithm paths bind zero/negative guards and distinct NaN/infinity handling for both ln and base-log operations.",
      "sources": [
        "src.float.log",
        "src.numeric.log",
        "src.numeric.ln.finite"
      ],
      "method": "Read complete source contexts for the representative guards.",
      "limits": "Source confirmation is not a natural runtime observation."
    },
    {
      "id": "history",
      "statement": "The locked catalogue records 2201E from 8.0.0 without proving an exact implementation introduction date.",
      "sources": [
        "src.errcodes.18.6"
      ],
      "method": "Use catalogue presence and history boundaries."
    }
  ],
  "messages": [
    {
      "id": "message.zero",
      "primary_template": "cannot take logarithm of zero",
      "severity_source": "ERROR",
      "sources": [
        "src.float.log",
        "src.numeric.log",
        "src.numeric.ln.finite"
      ],
      "sqlstate": "2201E"
    },
    {
      "id": "message.negative",
      "primary_template": "cannot take logarithm of a negative number",
      "severity_source": "ERROR",
      "sources": [
        "src.float.log",
        "src.numeric.log",
        "src.numeric.ln.finite"
      ],
      "sqlstate": "2201E"
    }
  ],
  "usage_evidence": [
    {
      "scope": "definition",
      "status": "definition_only",
      "evidence_ids": [
        "identity"
      ]
    },
    {
      "scope": "fixed-source-path",
      "status": "source_path_confirmed",
      "evidence_ids": [
        "resolved-path"
      ]
    },
    {
      "scope": "history",
      "status": "unknown",
      "evidence_ids": [
        "history"
      ]
    },
    {
      "scope": "natural-runtime",
      "status": "unknown",
      "evidence_ids": [
        "resolved-path"
      ]
    }
  ],
  "runtime": []
}