添加一些 xml parse的东西

.gitignore

@@ -1,3 +1,4 @@
 /target
 config.toml
 sr_download.exe
+env

sr_download/sql/xml_parse.py

@@ -0,0 +1,48 @@
+from __future__ import annotations
+
+import psycopg2
+import tomli
+
+from lib_not_dr import loggers
+
+with open("../../config.toml", "rb") as f:
+    CONFIG = tomli.load(f)
+
+logger = loggers.config.get_logger("xml_parse")
+
+
+def get_db():
+    connect = psycopg2.connect(
+        CONFIG["db"]["url"]
+    )
+    return connect
+
+
+def main():
+    db = get_db()
+    db_cur = db.cursor()
+
+    xml_fetch = """
+WITH limited_full_data AS (
+    SELECT save_id, data
+    FROM public.full_data
+    WHERE "save_type" != 'none'
+      AND xml_is_well_formed_document(full_data."data")
+    LIMIT 20
+)
+SELECT limited_full_data.save_id, array_agg(x.part_type) AS part_types, array_agg(x.part_id) AS part_ids
+FROM limited_full_data,
+     XMLTABLE (
+        '//Ship/Parts/Part'
+        PASSING BY VALUE xmlparse(document limited_full_data."data")
+        COLUMNS part_type text PATH '@partType',
+                part_id text PATH '@id'
+    ) AS x
+GROUP BY limited_full_data.save_id;
+    """
+
+    db_cur.execute(xml_fetch)
+    logger.info(db_cur.fetchall())
+    ...
+
+main()