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cdmduck

cdmduck

OMOP data. Simpler. Faster. Everywhere. — OHDSI ATLAS-compatible tools for the OMOP CDM, in pure Python on DuckDB. No Java, no Postgres, no Docker.

OMOP CDM · OHDSI ATLAS 호환 도구를 DuckDB 위에서, 순수 파이썬으로.

pip install cdmduck
모듈 원본 (OHDSI, Apache 2.0) 상태
cdmduck.sqlrender SqlRender (Java) 이식 완료 — Java 판과 58,440 건 글자 단위 일치
cdmduck.circe circe-be (Java) 이식 완료 — Java 판과 32,937 건 비교, 결과가 다른 것 0 건(PhenotypeLibrary 1,104 코호트 포함)
cdmduck.webapi WebAPI 3.0 (Java) — ATLAS 3.0 화면이 부르는 API 어휘 검색·개념집합·코호트 정의·생성·포함규칙 보고서·데이터 소스 보고서. ATLAS 3.0 화면을 함께 담았다
cdmduck.achilles Achilles (R) 보고서용 분석 110개를 원본 SQL 그대로 DuckDB 에서 (Eunomia 2초)
from cdmduck.sqlrender import render, translate
sql = render("SELECT TOP 10 * FROM @cdm.person {@adult}?{WHERE year_of_birth < 2000};", cdm="main", adult=True)
translate(sql, "duckdb")   # SELECT  * FROM main.person WHERE year_of_birth < 2000 LIMIT 10;
from cdmduck.circe import build_cohort_query
sql = build_cohort_query(open("cohort.json").read(), cdm_schema="main", target_table="main.cohort", cohort_id=1)
duck = translate(render(sql), "duckdb")
pip install "cdmduck[server]"
cdmduck serve EUNOMIA=cdm.duckdb --achilles # http://127.0.0.1:8080/ 에 ATLAS 3.0, /WebAPI 에 API
cdmduck achilles cdm.duckdb                 # 데이터 소스 보고서용 Achilles 결과만 계산
cdmduck cohort cohort.json duckdb --cdm main --results main --cohort-id 1
cdmduck translate query.sql duckdb -p cdm=main
cdmduck dialects

서버 (cdmduck serve)

DuckDB 파일 하나가 WebAPI 의 소스 하나(CDM·어휘·결과 스키마). 결과 스키마(results)와 코호트 결과 테이블은 없으면 만든다. 개념집합·코호트 정의는 첫 DB 옆 cdmduck_store.duckdb 에 저장한다. 로그인은 없다(관리자 한 명). 데이터 소스 보고서는 --achilles(또는 cdmduck achilles)로 결과 스키마에 Achilles 결과를 만든 뒤 나온다. 아직 없는 것: 특성화·발생률·경로 분석, 버전 이력, 태그.

Java 판과의 동등성 검증

Circe: tests/equiv/circe_corpus.py(PhenotypeLibrary 코호트×옵션 3종, 개념집합, circe 테스트 JSON, 무작위 코호트) → tests/java_circe/CirceHarness.java(Jackson 2.11·commons-lang3·standardized-analysis-utils·semver4j jar 필요) 와 tests/equiv/py_circe_harness.py 결과를 tests/equiv/circe_diff.py 로 비교.

SqlRender:

tests/equiv/ — SqlRender R 테스트 문자열 2,009개, Circe·WebAPI SQL 763개(×16 방언·렌더·분할), 합성 조건식 3,000개를 Java 원본(tests/java, JDK 22+ 소스 실행)과 이 이식본에 넣어 결과를 비교한다.

python3 tests/equiv/build_corpus.py <클론 디렉터리> cases.tsv
python3 tests/equiv/run_java.py cases.tsv java.out 24
PYTHONPATH=src python3 tests/equiv/py_harness.py cases.tsv py.out 32
python3 tests/equiv/diff.py cases.tsv java.out py.out

알려진 차이: Java 내부 예외(EmptyStack, ArrayIndexOutOfBounds)의 메시지 문구만 다르다(예외가 나는 자리는 같다). BMP 밖 문자(이모지 등)는 Java 가 UTF-16 대리쌍 둘로 보므로 위치가 달라질 수 있다.

라이선스

Apache 2.0. src/cdmduck/sqlrender/csv/replacementPatterns.csv 와 ref/java, tests/java/org 는 OHDSI SqlRender 에서 가져왔다(third_party/, NOTICE).

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