# Database configuration DB_HOST="47.99.164.66" DB_PORT="3306" DB_NAME="hzdyjs_xg" DB_USER="root" DB_PASS="nsyOfyOyoFCr%Brj-k_5PqbW" # Script configuration LOG_DIR="${SCRIPT_DIR}/student_class_change" SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" LOCK_FILE="${SCRIPT_DIR}/script.lock" # Processing configuration BATCH_SIZE=100 MAX_RETRY=3 RETRY_DELAY=5 CYCLE_INTERVAL=600 # 循环间隔时间(秒),默认10分钟