Initial commit - Stand 26.04.2026

check_db.py

@@ -0,0 +1,28 @@
+import psycopg2
+
+conn = psycopg2.connect(
+    host="localhost",
+    port=5432,
+    database="buchhaltung",
+    user="postgres",
+    password="postgres"
+)
+cursor = conn.cursor()
+
+# Pruefe Schema
+cursor.execute("SELECT column_name, data_type FROM information_schema.columns WHERE table_name = 'kredit_zahlungen'")
+columns = cursor.fetchall()
+print("Spalten in kredit_zahlungen:")
+for col in columns:
+    print(f"  {col[0]}: {col[1]}")
+
+# Zeige einen Beispiel-Datensatz
+cursor.execute("SELECT * FROM kredit_zahlungen LIMIT 1")
+row = cursor.fetchone()
+print(f"\nBeispiel-Datensatz:")
+for i, col in enumerate(columns):
+    if i < len(row):
+        print(f"  [{i}] {col[0]} = {row[i]} (Typ: {type(row[i])})")
+
+cursor.close()
+conn.close()