import pymysql from app import get_db_connection conn = get_db_connection() cursor = conn.cursor() print('genealogy_records表中genealogy_version字段的值:') cursor.execute('SELECT DISTINCT genealogy_version FROM genealogy_records') versions = cursor.fetchall() for version in versions: print(f"Genealogy Version: {version['genealogy_version']}") print('\n搜索卷四的记录数量:') cursor.execute('SELECT COUNT(*) as count FROM genealogy_records WHERE genealogy_version LIKE %s', ('%卷四%',)) count = cursor.fetchone()['count'] print(f"卷四记录数量: {count}") print('\n搜索卷五的记录数量:') cursor.execute('SELECT COUNT(*) as count FROM genealogy_records WHERE genealogy_version LIKE %s', ('%卷五%',)) count = cursor.fetchone()['count'] print(f"卷五记录数量: {count}") cursor.close() conn.close()