{
  "slug": "cache-read-write-strategy",
  "name": "多级缓存与读写策略",
  "description": "Cache-Aside、读写穿透、多级缓存路径、双删与版本号竞态优化、Caffeine 本地缓存",
  "tags": [
    "Cache-Aside",
    "CacheLoader",
    "Caffeine",
    "L1",
    "L2",
    "Read-Through",
    "TinyLFU",
    "Write-Back",
    "Write-Behind",
    "Write-Through",
    "refreshAfterWrite",
    "一致性",
    "丢失",
    "乱序",
    "写策略",
    "双删",
    "回填",
    "多级缓存",
    "延时",
    "数据安全",
    "淘汰算法",
    "版本号回填",
    "竞态",
    "读策略",
    "选择"
  ],
  "difficulty_range": [
    1,
    5
  ],
  "schema_version": "1.0.0",
  "updated": "2026-09-05",
  "question_files": [
    "single_choice",
    "fill_blank",
    "short_answer",
    "code_reading"
  ],
  "stats": {
    "total": 35,
    "by_type": {
      "single_choice": 10,
      "fill_blank": 10,
      "short_answer": 10,
      "code_reading": 5
    }
  }
}