tree.json

{
  "mysql": {
    "node_id": "mysql-5a1177c8ea254278855ed36089ddecd5",
    "keywords": [],
    "children": [
      {
        "MySQL初阶": {
          "node_id": "mysql-a2097b15da334afeb39804bc57342da9",
          "keywords": [],
          "children": [
            {
              "基本概念": {
                "node_id": "mysql-635d4c57d06a4e1abaecbd03d9f5e1ba",
                "keywords": [],
                "children": [
                  {
                    "关系型数据库": {
                      "node_id": "mysql-67b5ccfe50d34cf99c38d0e63f95c59e",
                      "keywords": [
                        "关系型数据库",
                        "database",
                        "relational",
                        "rdbms"
                      ],
                      "children": [],
                      "keywords_must": [
                        "关系型数据库",
                        "database",
                        "relational",
                        "rdbms"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "服务器和客户端": {
                      "node_id": "mysql-86367300e7b643e18caf7b9349ab705a",
                      "keywords": [
                        "server",
                        "client",
                        "数据库服务器",
                        "数据库客户端"
                      ],
                      "children": [],
                      "keywords_must": [
                        "服务器",
                        "客户端"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "安装和登录": {
                "node_id": "mysql-c6fb4b9d5c13492289fd14d06911c1e5",
                "keywords": [],
                "children": [
                  {
                    "安装": {
                      "node_id": "mysql-95d0b7e5493e478f85ca49a77a13d194",
                      "keywords": [
                        "安装",
                        "PostgreSQL"
                      ],
                      "children": [],
                      "keywords_must": [
                        "安装"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "登录": {
                      "node_id": "mysql-932a42b96ee34177b3d980c30cbab717",
                      "keywords": [
                        "登录",
                        "身份验证",
                        "授权"
                      ],
                      "children": [],
                      "keywords_must": [
                        "登录"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "使用": {
                      "node_id": "mysql-5720037d32894078aa03106e4d798984",
                      "keywords": [
                        "login",
                        "connect"
                      ],
                      "children": [],
                      "keywords_must": [
                        "使用",
                        "基本用法",
                        "入门"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 创建和删除数据库": {
                      "node_id": "mysql-764d5080ddb943fe9236922984afa152",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "使用数据库": {
                "node_id": "mysql-ffe7d96945264633aa3ba54acd22b3a9",
                "keywords": [],
                "children": [
                  {
                    "psql": {
                      "node_id": "mysql-79f255c8025d4379b9782e445d37b8b5",
                      "keywords": [
                        "sql",
                        "psql",
                        " 数据库客户端"
                      ],
                      "children": [],
                      "keywords_must": [
                        "psql"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "SQL基本语法": {
                      "node_id": "mysql-b1416d413b75470697201b9d6ffeebff",
                      "keywords": [
                        "语法",
                        "select"
                      ],
                      "children": [],
                      "keywords_must": [
                        "语法",
                        "SQL"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "SQL、DML和DDL": {
                      "node_id": "mysql-d62d60e24fe14f049712c9db8cf25ea9",
                      "keywords": [
                        "DML",
                        "insert",
                        "update",
                        "delete"
                      ],
                      "children": [],
                      "keywords_must": [
                        "DML",
                        "DDL",
                        "insert",
                        "update",
                        "delete"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            }
          ],
          "keywords_must": [],
          "keywords_forbid": [],
          "group": 0
        }
      },
      {
        "MySQL中阶": {
          "node_id": "mysql-4ccd6a9874f147bc9e5f368e3bd90850",
          "keywords": [],
          "children": [
            {
              "基本结构": {
                "node_id": "mysql-eb03e9500ad143148847cd5130da4787",
                "keywords": [],
                "children": [
                  {
                    "自增主键": {
                      "node_id": "mysql-d2cdd250a5f24c8e9676e0fa1faf5772",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "视图": {
                      "node_id": "mysql-98e926730d844f238dc9cd8ac5f65126",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "表": {
                      "node_id": "mysql-0f0cd6ec82e343db95ed800a7d964cfc",
                      "keywords": [
                        "表",
                        "table"
                      ],
                      "children": [],
                      "keywords_must": [
                        "表",
                        "table"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "函数": {
                      "node_id": "mysql-a6b27f219f3c47c981ed1dceffa8a1a6",
                      "keywords": [
                        "函数",
                        "function"
                      ],
                      "children": [],
                      "keywords_must": [
                        "函数",
                        "function"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "用户和权限": {
                      "node_id": "mysql-d32f7bece92e436ba0a0eefd0bc4a86c",
                      "keywords": [
                        "role",
                        "login",
                        "user",
                        "用户",
                        "角色",
                        "权限",
                        "privilege"
                      ],
                      "children": [],
                      "keywords_must": [
                        "role",
                        "login",
                        "user",
                        "用户",
                        "角色",
                        "权限",
                        "privilege"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "索引和约束": {
                      "node_id": "mysql-8bd217c396eb4f44b76cdb04c5d4674d",
                      "keywords": [
                        "索引",
                        " 约束",
                        "constraints",
                        "index"
                      ],
                      "children": [],
                      "keywords_must": [
                        "索引",
                        " 约束",
                        "constraints",
                        "index"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "存储引擎": {
                      "node_id": "mysql-af89d54d66974111b4f67aeba2af7161",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 触发器": {
                      "node_id": "mysql-d1d26b008711441f82192c33e1fe4dd7",
                      "keywords": [
                        "trigger",
                        "触发器"
                      ],
                      "children": [],
                      "keywords_must": [
                        "trigger",
                        "触发器"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "存储引擎": {
                      "node_id": "mysql-af89d54d66974111b4f67aeba2af7161",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              " 查询": {
                "node_id": "mysql-ed0a3aa2ca704780ae72749842657fa7",
                "keywords": [],
                "children": [
                  {
                    " WHERE": {
                      "node_id": "mysql-2296dbe96d584a52bd28a3ad5f655518",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "CASE": {
                      "node_id": "mysql-8e6cd4d5f4b446a2bc3f5402de9bd49c",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "DISTINCT": {
                      "node_id": "mysql-153ce0dadc824af98de199f193c8c75c",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "ORDER BY": {
                      "node_id": "mysql-fa20a81805b44975aed265dd058c542a",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "UNION": {
                      "node_id": "mysql-b57b6c08f5f240c6a997284e4448f088",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "聚合和分组": {
                "node_id": "mysql-06b0b1a126e3440ab67e5ab103ef9e92",
                "keywords": [
                  "group by",
                  "分组"
                ],
                "children": [
                  {
                    " 计数": {
                      "node_id": "mysql-ac3c072bc54749bdb82324f2b203890d",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 求和": {
                      "node_id": "mysql-c5654c150993418a96f692496837fbb7",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "最小值": {
                      "node_id": "mysql-c1652108441c424197c0c3c526e4831c",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 最大值": {
                      "node_id": "mysql-77042376726743bea5c97e82a67a2016",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 平均值": {
                      "node_id": "mysql-11462fccf9d24d17a372d5c60af90f54",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "HAVING": {
                      "node_id": "mysql-3b85e53dd88146798d21b7254ad85cae",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "WITH ROLLUP": {
                      "node_id": "mysql-91829d4938034ce09e99badf23dbebf6",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [
                  "group by",
                  "分组",
                  "聚合"
                ],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "连接查询": {
                "node_id": "mysql-e12eca4c9358429f9222a3f32e1798f6",
                "keywords": [
                  "join",
                  "连接查询"
                ],
                "children": [
                  {
                    "INNER JOIN": {
                      "node_id": "mysql-73bfbd883511436c85130b71fa108038",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " LEFT JOIN": {
                      "node_id": "mysql-d7a8869fb798498c839c913ce930015d",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " RIGHT JOIN": {
                      "node_id": "mysql-7c2331eea3e84eef9464ad4d7c03e2de",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " CROSS JOIN": {
                      "node_id": "mysql-fd27af20b046463eac7b2712885ac018",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 复杂连接": {
                      "node_id": "mysql-a4773004e0cf432aa7ccdf6b9490838f",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [
                  "join",
                  "连接查询"
                ],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "子查询": {
                "node_id": "mysql-787937c95738421ba7b1d5b8aafe55d0",
                "keywords": [
                  "子查询",
                  "subquery"
                ],
                "children": [
                  {
                    "ANY": {
                      "node_id": "mysql-6bb279fa10fa4633a3af51ff7001f5ce",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "ALL": {
                      "node_id": "mysql-87c2d9bc921643aabfd1b12b964ef557",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "EXISTS": {
                      "node_id": "mysql-6c6789b86f714acaa76467fdf9623191",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "NOT EXISTS": {
                      "node_id": "mysql-19bc57db42bd4615ba4f123745289407",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " IN": {
                      "node_id": "mysql-8436069c855c4f1ead7cf11a026e004b",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " NOT IN": {
                      "node_id": "mysql-06525286a9d4488d94e85b6bd36e3c1e",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 列子查询": {
                      "node_id": "mysql-7bc092b1b1854dd3b88eed3a517b96a2",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [
                  "子查询",
                  "subquery"
                ],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "分页查询": {
                "node_id": "mysql-da7b258f8b0b4597924737902a5018d3",
                "keywords": [
                  "分页",
                  "limit",
                  "offset"
                ],
                "children": [],
                "keywords_must": [
                  "分页",
                  "limit",
                  "offset"
                ],
                "keywords_forbid": [],
                "group": 0
              }
            }
          ],
          "keywords_must": [],
          "keywords_forbid": [],
          "group": 0
        }
      },
      {
        "MySQL高阶": {
          "node_id": "mysql-fba12490eaea4ed8b50866f878896338",
          "keywords": [],
          "children": [
            {
              "集群和复制": {
                "node_id": "mysql-6c50f07505954be1b61cf0bf6365536d",
                "keywords": [],
                "children": [
                  {
                    "standby": {
                      "node_id": "mysql-64d1c4fd8bc845d4900dfdfe1fea4cb9",
                      "keywords": [
                        "standby",
                        "热备份",
                        "高可用",
                        "流复制"
                      ],
                      "children": [],
                      "keywords_must": [
                        "standby"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "流式复制集群": {
                      "node_id": "mysql-f00ed1bb1dac4cbebb090e6423aaa8a1",
                      "keywords": [
                        "standby",
                        "高可用",
                        "流复制",
                        "wal"
                      ],
                      "children": [],
                      "keywords_must": [
                        "流式复制",
                        "流复制"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "fdw": {
                      "node_id": "mysql-a788c4767113412b811eee21ad298404",
                      "keywords": [
                        "外部数据连接",
                        "fdw"
                      ],
                      "children": [],
                      "keywords_must": [
                        "外部数据连接",
                        "fdw"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "高级数据类型": {
                "node_id": "mysql-ed11f5b80bef4dbd86b5e1c5a091413d",
                "keywords": [],
                "children": [
                  {
                    "几何类型和GIS": {
                      "node_id": "mysql-aa2a0a0cc22a47ac89cdcc9b56951a02",
                      "keywords": [
                        "gis",
                        "地理信息"
                      ],
                      "children": [],
                      "keywords_must": [
                        "gis",
                        "几何"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "JSON和JSONB": {
                      "node_id": "mysql-811d683bd15b4e0ab91c3507199acfbb",
                      "keywords": [
                        "json",
                        "jsonb"
                      ],
                      "children": [],
                      "keywords_must": [
                        "json",
                        "jsonb"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "函数": {
                      "node_id": "mysql-0f54b3fe17b04a59a2eed504aa280bbe",
                      "keywords": [
                        "函数",
                        "过程",
                        "function",
                        "produce"
                      ],
                      "children": [],
                      "keywords_must": [
                        "聚合函数",
                        "json函数",
                        [
                          "数组",
                          "函数"
                        ],
                        ""
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "视图": {
                      "node_id": "mysql-f715af01120d4fe0be0a633776f6d261",
                      "keywords": [
                        "视图",
                        "view"
                      ],
                      "children": [],
                      "keywords_must": [
                        "视图",
                        "view"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "SQL高级技巧": {
                "node_id": "mysql-0cc4dd0b6c024a9e92abb4226bf7ff79",
                "keywords": [],
                "children": [
                  {
                    "递归查询": {
                      "node_id": "mysql-753300de6ef94af7be40fb91a05421a6",
                      "keywords": [
                        "cte",
                        "递归查询",
                        "recursive"
                      ],
                      "children": [],
                      "keywords_must": [
                        "cte",
                        "递归查询",
                        "recursive"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "Window Function": {
                      "node_id": "mysql-0f7b5745d0b44251a678bbd2bbee5f2e",
                      "keywords": [
                        "函数",
                        "function"
                      ],
                      "children": [],
                      "keywords_must": [
                        "函数",
                        "function",
                        "window"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "透视表 ": {
                      "node_id": "mysql-88200dcbd2e848a5a1d74c086d8abe57",
                      "keywords": [
                        "透视表",
                        "交叉透视表",
                        "pivot"
                      ],
                      "children": [],
                      "keywords_must": [
                        "透视表",
                        "交叉透视表",
                        "pivot"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "写入和冲突": {
                      "node_id": "mysql-f9f2ae841cf14d079c8433c833d3396d",
                      "keywords": [
                        "conflict",
                        "冲突",
                        "唯一约束"
                      ],
                      "children": [],
                      "keywords_must": [
                        "conflict",
                        "冲突"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "事务": {
                      "node_id": "mysql-a00dadd0e1e945e597adcd2b71452e07",
                      "keywords": [
                        "事务",
                        "transaction"
                      ],
                      "children": [],
                      "keywords_must": [
                        "事务",
                        "transaction"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "索引和优化": {
                      "node_id": "mysql-7745c930b53c48d18afb4ba14e0510a7",
                      "keywords": [
                        "索引",
                        "index",
                        "performance",
                        "优化"
                      ],
                      "children": [],
                      "keywords_must": [
                        "索引",
                        "index",
                        "performance",
                        "优化"
                      ],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    " 游标": {
                      "node_id": "mysql-459fd14ff096438d9b6460270bec4754",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              " 过程化编程": {
                "node_id": "mysql-918d2ed90a1546e1aab23036eee5539a",
                "keywords": [],
                "children": [
                  {
                    "IF": {
                      "node_id": "mysql-d7f86bc2fcbb4b83a11f2ed73bde7ac0",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "LOOP": {
                      "node_id": "mysql-8ef7f9a1bba04bd782d80e9459446228",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "LEAVE": {
                      "node_id": "mysql-2f35dac71e6e42b189f7615fcf27a4e6",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "ITERATE": {
                      "node_id": "mysql-cf916e42a060467ab25b16112780f246",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "REPEAT": {
                      "node_id": "mysql-923c7bbf96cf4630a5dfb36f15e62d24",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "WHILE": {
                      "node_id": "mysql-8bbe6f55f32b4a4a8a6011c5748b36fa",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            },
            {
              "运维与架构": {
                "node_id": "mysql-1312f53e4f41430bab7873901dd64433",
                "keywords": [],
                "children": [
                  {
                    "数据库编码": {
                      "node_id": "mysql-401a4084d56c4123afa3ced3aa0e5e98",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "索引": {
                      "node_id": "mysql-5b56965051d342849d665acb5f55a734",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "JSON": {
                      "node_id": "mysql-5b582c1fda1f47a481bda193dc22a828",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "视图的维护": {
                      "node_id": "mysql-95a29a6a448849029d548393bbdf283e",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "物化视图": {
                      "node_id": "mysql-9e6db7d333c348c99d943774664792a7",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  },
                  {
                    "触发器的维护": {
                      "node_id": "mysql-72119f005a874aa2a67095952040f45f",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
                      "keywords_forbid": [],
                      "group": 0
                    }
                  }
                ],
                "keywords_must": [],
                "keywords_forbid": [],
                "group": 0
              }
            }
          ],
          "keywords_must": [],
          "keywords_forbid": [],
          "group": 0
        }
      }
    ],
    "keywords_must": [],
    "keywords_forbid": [],
    "group": 0
  }
}