tree.json 73.2 KB
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            {
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                        [
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                      "keywords": [],
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                      "keywords_must": [
                        [
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                          "inner join"
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                      "keywords_forbid": [],
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                    }
                  },
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                  {
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                    " LEFT JOIN": {
                      "node_id": "mysql-d7a8869fb798498c839c913ce930015d",
                      "keywords": [],
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                      "children": [],
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                      "keywords_must": [
                        [
                          "mysql",
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                          "left join"
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                      ],
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                      "keywords_forbid": [],
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                    }
                  },
                  {
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                    " RIGHT JOIN": {
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                      "keywords": [
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                        "右连接"
                      ],
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                      "children": [],
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                      "keywords_must": [
                        [
                          "mysql",
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                          "right join"
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                      ],
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                    }
                  },
                  {
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                    " CROSS JOIN": {
                      "node_id": "mysql-fd27af20b046463eac7b2712885ac018",
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                      "keywords": [],
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                      "keywords_must": [
                        [
                          "mysql",
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                          "cross join"
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                      ],
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                    }
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                  },
                  {
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                    " 复杂连接": {
                      "node_id": "mysql-a4773004e0cf432aa7ccdf6b9490838f",
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                      "keywords": [],
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                      "keywords_must": [
                        [
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                          "复杂连接"
                        ]
                      ],
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                ],
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                "keywords_must": [
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                  "连接查询"
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              }
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            },
            {
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              " 索引": {
                "node_id": "mysql-6ac51e7a042849f6a5f9c52a1cd1e347",
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                "keywords": [],
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                "children": [
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                    "索引入门": {
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                      "keywords": [
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                        "index"
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                      "children": [],
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                      "keywords_must": [
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                          "索引",
                          "入门"
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                      "keywords_forbid": [],
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                      "group": 1
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                    }
                  },
                  {
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                    "创建索引": {
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                      "keywords": [
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                        "创建索引"
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                      "children": [],
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                      "keywords_must": [
                        [
                          "mysql",
                          "创建",
                          "索引"
                        ]
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                    }
                  },
                  {
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                    "删除索引": {
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                      "keywords": [
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                        "drop index"
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                      "children": [],
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                      "keywords_must": [
                        [
                          "mysql",
                          "删除",
                          "索引"
                        ]
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                    }
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                ],
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              }
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                    "查询日志": {
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                      "keywords": [
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                        "查询日志"
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                      "children": [],
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                    }
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                  {
                    "慢查询日志": {
                      "node_id": "mysql-6f74222f9e3d422c87b6b2dd30c2cc80",
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log  
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                      "keywords": [
                        "slow log",
                        "慢查询日志"
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                    }
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                  {
                    "错误日志": {
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                      "keywords": [
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                        "错误日志"
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                      "group": 2
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                    }
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                  {
                    "二进制日志": {
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                      "keywords": [
                        "binlog"
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                    }
                  }
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                "group": 2
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              }
            },
            {
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                "node_id": "mysql-9f5d58c9e09b4ec79f8e7fc8c4e776a0",
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                    "数据导入和导出": {
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                      "keywords": [],
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                    }
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                  {
                    "灾难恢复": {
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                      "keywords": [
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                      "children": [],
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                    }
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                  }
                ],
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                "group": 2
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              }
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            {
              "用户和权限": {
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                      "group": 1
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                    }
                  },
                  {
                    "为用户授权": {
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                      "group": 1
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                    }
                  },
                  {
                    "查看用户权限": {
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                      "keywords": [],
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                      "group": 1
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                    }
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                  {
                    "撤销用户权限": {
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                      "keywords": [
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                      "children": [],
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                      "keywords_forbid": [],
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                      "group": 1
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                    }
                  },
                  {
                    "修改用户密码": {
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                      "keywords": [],
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                      "group": 1
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                    }
                  },
                  {
                    "删除用户": {
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                      "keywords": [],
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                      "group": 1
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                    }
                  },
                  {
                    "限制用户使用资源": {
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                      "keywords": [
                        "resources",
                        "limit"
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                      "group": 2
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                    }
                  }
                ],
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                "group": 2
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              }
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            }
          ],
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        }
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          "keywords": [],
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          "children": [
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              "深入索引": {
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                "node_id": "mysql-5b56965051d342849d665acb5f55a734",
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                "keywords": [],
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                  {
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                    "唯一索引": {
                      "node_id": "mysql-db7153c698e8442eb5f71e8ec2f2e6cd",
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                      "keywords": [
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                      "group": 1
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                    }
                  },
                  {
                    "全值匹配": {
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                      "keywords": [
                        "equals",
                        "not equals",
                        "相等",
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                        "全值"
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                      "children": [],
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                      "group": 2
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                    }
                  },
                  {
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                    "匹配顺序": {
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                      "node_id": "mysql-bdc593e4b7ea4c8aa248227ff2e1221d",
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                      "keywords": [
                        "match",
                        "匹配顺序",
                        "匹配最左前缀"
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                      "children": [],
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                    }
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                  {
                    "组合索引": {
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                      "keywords": [
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                      "children": [],
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                      "group": 1
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                    }
                  },
                  {
                    "空间索引": {
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                      "keywords": [
                        "空间索引",
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                        "GEO",
                        "GEOMETRY"
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                      "children": [],
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                      "group": 2
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                    }
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                  {
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                      "keywords": [
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                        "fti"
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                      "group": 2
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                    }
                  },
                  {
                    "隐藏索引": {
                      "node_id": "mysql-c57e1195b0914cd38798ce029156ec87",
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                      "keywords": [
                        "invisible",
                        "visible",
                        "隐藏索引"
                      ],
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                      "children": [],
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                    }
                  },
                  {
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index  
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                    "函数和表达式索引": {
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                        "优化",
                        "表达式索引"
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                      "children": [],
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index  
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                      "keywords_must": [
                        "索引",
                        "index",
                        "performance",
                        "优化"
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                    }
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                  }
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                "group": 2
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              }
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                    "CTE和递归查询": {
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                      "node_id": "mysql-753300de6ef94af7be40fb91a05421a6",
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                      "keywords": [
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                      "keywords_forbid": [],
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                    }
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                      "node_id": "mysql-0f7b5745d0b44251a678bbd2bbee5f2e",
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                      "keywords": [
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                        "function"
                      ],
                      "children": [],
                      "keywords_must": [
                        "函数",
                        "function",
                        "window"
                      ],
L
luxin 已提交
1689 1690
                      "keywords_forbid": [],
                      "group": 2
M
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1691 1692 1693 1694
                    }
                  },
                  {
                    "透视表 ": {
M
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1695
                      "node_id": "mysql-88200dcbd2e848a5a1d74c086d8abe57",
M
Mars Liu 已提交
1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706
                      "keywords": [
                        "透视表",
                        "交叉透视表",
                        "pivot"
                      ],
                      "children": [],
                      "keywords_must": [
                        "透视表",
                        "交叉透视表",
                        "pivot"
                      ],
L
luxin 已提交
1707 1708
                      "keywords_forbid": [],
                      "group": 1
M
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1709 1710
                    }
                  },
M
view  
Mars Liu 已提交
1711 1712 1713 1714 1715 1716 1717 1718 1719 1720
                  {
                    "Double Not Exists": {
                      "node_id": "mysql-72761d60ad7c4a9a9c87435daca246b9",
                      "keywords": [
                        "exists",
                        "not exists",
                        "double not exists"
                      ],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1721 1722
                      "keywords_forbid": [],
                      "group": 0
M
view  
Mars Liu 已提交
1723 1724
                    }
                  },
M
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1725 1726
                  {
                    "写入和冲突": {
M
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1727
                      "node_id": "mysql-f9f2ae841cf14d079c8433c833d3396d",
M
Mars Liu 已提交
1728 1729 1730 1731 1732 1733 1734 1735 1736 1737
                      "keywords": [
                        "conflict",
                        "冲突",
                        "唯一约束"
                      ],
                      "children": [],
                      "keywords_must": [
                        "conflict",
                        "冲突"
                      ],
L
luxin 已提交
1738 1739
                      "keywords_forbid": [],
                      "group": 2
M
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1740 1741 1742 1743
                    }
                  },
                  {
                    "事务": {
M
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1744
                      "node_id": "mysql-a00dadd0e1e945e597adcd2b71452e07",
M
Mars Liu 已提交
1745 1746 1747 1748 1749 1750 1751 1752 1753
                      "keywords": [
                        "事务",
                        "transaction"
                      ],
                      "children": [],
                      "keywords_must": [
                        "事务",
                        "transaction"
                      ],
L
luxin 已提交
1754 1755
                      "keywords_forbid": [],
                      "group": 2
M
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1756 1757 1758 1759
                    }
                  }
                ],
                "keywords_must": [],
L
luxin 已提交
1760
                "keywords_forbid": [],
M
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1761
                "group": 2
M
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1762 1763 1764
              }
            },
            {
M
on tree  
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1765 1766
              " 过程化编程": {
                "node_id": "mysql-918d2ed90a1546e1aab23036eee5539a",
M
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1767 1768 1769
                "keywords": [],
                "children": [
                  {
M
on tree  
Mars Liu 已提交
1770 1771 1772
                    "IF": {
                      "node_id": "mysql-d7f86bc2fcbb4b83a11f2ed73bde7ac0",
                      "keywords": [],
M
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1773
                      "children": [],
M
on tree  
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1774
                      "keywords_must": [],
L
luxin 已提交
1775 1776
                      "keywords_forbid": [],
                      "group": 0
M
on tree  
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1777 1778 1779 1780 1781
                    }
                  },
                  {
                    "LOOP": {
                      "node_id": "mysql-8ef7f9a1bba04bd782d80e9459446228",
M
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1782 1783 1784 1785
                      "keywords": [
                        "loop",
                        "循环"
                      ],
M
on tree  
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1786 1787
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1788 1789
                      "keywords_forbid": [],
                      "group": 0
M
on tree  
Mars Liu 已提交
1790 1791 1792 1793 1794
                    }
                  },
                  {
                    "REPEAT": {
                      "node_id": "mysql-923c7bbf96cf4630a5dfb36f15e62d24",
M
cursor  
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1795 1796 1797 1798
                      "keywords": [
                        "repeat",
                        "循环"
                      ],
M
on tree  
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1799 1800
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1801 1802
                      "keywords_forbid": [],
                      "group": 0
M
on tree  
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1803 1804 1805 1806 1807
                    }
                  },
                  {
                    "WHILE": {
                      "node_id": "mysql-8bbe6f55f32b4a4a8a6011c5748b36fa",
M
while  
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1808 1809 1810
                      "keywords": [
                        "while"
                      ],
M
Mars Liu 已提交
1811 1812
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1813 1814
                      "keywords_forbid": [],
                      "group": 0
M
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1815 1816 1817 1818 1819 1820
                    }
                  },
                  {
                    " 游标": {
                      "node_id": "mysql-459fd14ff096438d9b6460270bec4754",
                      "keywords": [
M
cursor  
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1821 1822
                        "cursor",
                        "游标"
M
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1823
                      ],
M
on tree  
Mars Liu 已提交
1824 1825
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1826 1827
                      "keywords_forbid": [],
                      "group": 0
M
on tree  
Mars Liu 已提交
1828 1829 1830 1831
                    }
                  }
                ],
                "keywords_must": [],
L
luxin 已提交
1832
                "keywords_forbid": [],
M
Mars Liu 已提交
1833
                "group": 2
M
on tree  
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1834 1835
              }
            },
M
Mars Liu 已提交
1836 1837 1838 1839 1840
            {
              "设计优化": {
                "node_id": "mysql-d4ff221a05884e6dbf0c5c2e5c8a0d48",
                "keywords": [],
                "children": [
M
Mars Liu 已提交
1841 1842 1843 1844 1845 1846
                  {
                    "生成列": {
                      "node_id": "mysql-d3611482eecd4055816df4b1dd9ff90d",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1847
                      "keywords_forbid": [],
M
Mars Liu 已提交
1848
                      "group": 2
M
Mars Liu 已提交
1849 1850
                    }
                  },
M
Mars Liu 已提交
1851 1852 1853 1854 1855 1856
                  {
                    " 范式设计": {
                      "node_id": "mysql-bee8db3dd5354a42bb50277fe4cb2913",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1857 1858
                      "keywords_forbid": [],
                      "group": 2
M
Mars Liu 已提交
1859 1860
                    }
                  },
M
Mars Liu 已提交
1861 1862 1863
                  {
                    "反范式设计": {
                      "node_id": "mysql-3e4c837b471c454c90bfbc32445f2780",
L
luxin 已提交
1864 1865 1866 1867
                      "keywords": [
                        "反范式",
                        "anti pattern"
                      ],
M
Mars Liu 已提交
1868 1869
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1870 1871
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1872 1873 1874 1875 1876
                    }
                  },
                  {
                    "增加中间表": {
                      "node_id": "mysql-a2ddae1b044149ecbb74db3b6eb32721",
M
view  
Mars Liu 已提交
1877 1878 1879 1880
                      "keywords": [
                        "middle",
                        "中间表"
                      ],
M
Mars Liu 已提交
1881 1882
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1883 1884
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1885 1886
                    }
                  },
M
Mars Liu 已提交
1887 1888 1889
                  {
                    "分析数据表": {
                      "node_id": "mysql-cde6eae01784468fa0171ff3042f221f",
L
luxin 已提交
1890 1891 1892 1893
                      "keywords": [
                        "analyze table",
                        "分析数据表"
                      ],
M
Mars Liu 已提交
1894 1895
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1896 1897
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1898 1899
                    }
                  },
M
Mars Liu 已提交
1900 1901 1902
                  {
                    "检查数据表": {
                      "node_id": "mysql-fbcc654d6a86452aa349d2ed6003adb6",
M
Mars Liu 已提交
1903 1904 1905
                      "keywords": [
                        "show profile"
                      ],
M
Mars Liu 已提交
1906 1907
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1908 1909
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1910 1911 1912
                    }
                  },
                  {
M
Mars Liu 已提交
1913
                    "优化数据表": {
M
Mars Liu 已提交
1914
                      "node_id": "mysql-f5775462ae784d44a4b2bce5f456311a",
L
luxin 已提交
1915 1916 1917 1918
                      "keywords": [
                        "performance table",
                        "优化数据表"
                      ],
M
Mars Liu 已提交
1919 1920
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1921 1922
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1923
                    }
M
Mars Liu 已提交
1924 1925 1926 1927 1928 1929 1930
                  },
                  {
                    "拆分数据表": {
                      "node_id": "mysql-ccb6fcf2983b4b3e8b37abbcbc776f21",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1931 1932
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1933
                    }
M
Mars Liu 已提交
1934 1935 1936
                  }
                ],
                "keywords_must": [],
L
luxin 已提交
1937
                "keywords_forbid": [],
M
Mars Liu 已提交
1938
                "group": 2
M
Mars Liu 已提交
1939 1940
              }
            },
M
on tree  
Mars Liu 已提交
1941 1942 1943 1944 1945 1946
            {
              "运维与架构": {
                "node_id": "mysql-1312f53e4f41430bab7873901dd64433",
                "keywords": [],
                "children": [
                  {
M
Mars Liu 已提交
1947 1948
                    "主从复制": {
                      "node_id": "mysql-cc8606a40aac43cb8b063a65f51e4df1",
M
Mars Liu 已提交
1949 1950 1951 1952 1953
                      "keywords": [
                        "slave",
                        "master",
                        "standby"
                      ],
M
on tree  
Mars Liu 已提交
1954 1955
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1956
                      "keywords_forbid": [],
M
Mars Liu 已提交
1957
                      "group": 2
M
on tree  
Mars Liu 已提交
1958 1959
                    }
                  },
M
Mars Liu 已提交
1960 1961 1962
                  {
                    "添加从库": {
                      "node_id": "mysql-1c778aa1adfd43d4ac9da32df9e44238",
M
chains  
Mars Liu 已提交
1963 1964 1965 1966 1967 1968
                      "keywords": [
                        "slave",
                        "master",
                        "standby",
                        "add slave"
                      ],
M
Mars Liu 已提交
1969 1970
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1971 1972
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1973 1974 1975 1976 1977
                    }
                  },
                  {
                    "从主从复制到链式复制": {
                      "node_id": "mysql-88333dcb84a946a78bfd9f413c6e795b",
M
Mars Liu 已提交
1978 1979 1980 1981 1982 1983 1984
                      "keywords": [
                        "chains",
                        "slave",
                        "master",
                        "主从复制",
                        "replication"
                      ],
M
Mars Liu 已提交
1985 1986
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
1987 1988
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
1989 1990 1991 1992 1993
                    }
                  },
                  {
                    "从链式复制到主从复制": {
                      "node_id": "mysql-2f6f847907d4415788e98d2f70f64d3c",
M
Mars Liu 已提交
1994
                      "keywords": [
M
Mars Liu 已提交
1995 1996 1997 1998 1999
                        "chains",
                        "slave",
                        "master",
                        "主从复制",
                        "replication"
M
Mars Liu 已提交
2000
                      ],
M
Mars Liu 已提交
2001 2002
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2003 2004
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2005 2006 2007 2008
                    }
                  },
                  {
                    "多源复制": {
M
fliter  
Mars Liu 已提交
2009
                      "node_id": "mysql-91ba7f7a6b684b8aad01abd583cf0442",
M
Mars Liu 已提交
2010 2011 2012 2013 2014
                      "keywords": [
                        "多源复制",
                        "multimaster",
                        "replication"
                      ],
M
Mars Liu 已提交
2015 2016
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2017 2018
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2019 2020 2021 2022 2023
                    }
                  },
                  {
                    "复制过滤器": {
                      "node_id": "mysql-b3cba2e9c7ea46d5beeb1948b41a74d5",
M
index  
Mars Liu 已提交
2024
                      "keywords": [
M
Mars Liu 已提交
2025 2026 2027
                        "复制过滤器",
                        "filter",
                        "replication"
M
index  
Mars Liu 已提交
2028
                      ],
M
Mars Liu 已提交
2029 2030
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2031 2032
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2033 2034 2035 2036 2037
                    }
                  },
                  {
                    "延迟复制": {
                      "node_id": "mysql-9dee640902204fcbbe780c0f04bc7c18",
M
Mars Liu 已提交
2038 2039 2040 2041 2042
                      "keywords": [
                        "delay",
                        "延迟复制",
                        "replication"
                      ],
M
index  
Mars Liu 已提交
2043 2044
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2045 2046
                      "keywords_forbid": [],
                      "group": 0
M
index  
Mars Liu 已提交
2047
                    }
M
on tree  
Mars Liu 已提交
2048 2049 2050
                  }
                ],
                "keywords_must": [],
L
luxin 已提交
2051
                "keywords_forbid": [],
M
Mars Liu 已提交
2052
                "group": 2
M
on tree  
Mars Liu 已提交
2053 2054 2055 2056 2057 2058 2059 2060 2061 2062
              }
            },
            {
              "查询优化": {
                "node_id": "mysql-310130dd922d4e2b832891cc0e157cbf",
                "keywords": [],
                "children": [
                  {
                    " SHOW STATUS": {
                      "node_id": "mysql-3574b2e5c9ca475789d9d582d7726906",
M
on tree  
Mars Liu 已提交
2063 2064 2065
                      "keywords": [
                        "show status"
                      ],
M
on tree  
Mars Liu 已提交
2066 2067
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2068
                      "keywords_forbid": [],
M
Mars Liu 已提交
2069
                      "group": 2
M
on tree  
Mars Liu 已提交
2070 2071 2072
                    }
                  },
                  {
M
Mars Liu 已提交
2073 2074
                    " SHOW PROFILE": {
                      "node_id": "mysql-f0b12126dd3e4be09010a308a822bc32",
M
on tree  
Mars Liu 已提交
2075
                      "keywords": [
M
Mars Liu 已提交
2076
                        "show profile"
M
on tree  
Mars Liu 已提交
2077 2078 2079
                      ],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2080
                      "keywords_forbid": [],
M
Mars Liu 已提交
2081
                      "group": 2
M
on tree  
Mars Liu 已提交
2082 2083 2084
                    }
                  },
                  {
M
Mars Liu 已提交
2085 2086
                    " EXPLAIN": {
                      "node_id": "mysql-a42f617d4eb54aabbc649bdde4485117",
M
on tree  
Mars Liu 已提交
2087
                      "keywords": [
M
Mars Liu 已提交
2088 2089
                        "explain",
                        "explain analyze"
M
on tree  
Mars Liu 已提交
2090
                      ],
M
on tree  
Mars Liu 已提交
2091 2092
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2093
                      "keywords_forbid": [],
M
Mars Liu 已提交
2094
                      "group": 2
M
on tree  
Mars Liu 已提交
2095
                    }
M
Mars Liu 已提交
2096 2097 2098
                  }
                ],
                "keywords_must": [],
L
luxin 已提交
2099
                "keywords_forbid": [],
M
Mars Liu 已提交
2100
                "group": 2
M
Mars Liu 已提交
2101
              }
M
Mars Liu 已提交
2102 2103
            },
            {
M
Mars Liu 已提交
2104
              "写优化": {
M
Mars Liu 已提交
2105 2106
                "node_id": "mysql-284cf77b823540c38370d5cd70ada265",
                "keywords": [],
M
Mars Liu 已提交
2107 2108 2109 2110 2111 2112 2113
                "children": [
                  {
                    "插入优化": {
                      "node_id": "mysql-4e93793f51a24f0eb00f7824ecc8929b",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2114 2115
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2116 2117 2118 2119 2120
                    }
                  },
                  {
                    "删除优化": {
                      "node_id": "mysql-ff4222264013437da2214ff77ca92961",
M
Mars Liu 已提交
2121 2122 2123 2124 2125 2126
                      "keywords": [
                        "delete",
                        "performance",
                        "优化",
                        "删除"
                      ],
M
Mars Liu 已提交
2127 2128
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2129 2130
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2131 2132 2133
                    }
                  }
                ],
M
Mars Liu 已提交
2134
                "keywords_must": [],
L
luxin 已提交
2135
                "keywords_forbid": [],
M
Mars Liu 已提交
2136
                "group": 2
M
Mars Liu 已提交
2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149
              }
            },
            {
              "服务器优化": {
                "node_id": "mysql-3aa068fd95ea4f3bac2c5fa8d6ec0951",
                "keywords": [],
                "children": [
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                    "配置项优化": {
                      "node_id": "mysql-6d4f4d7aecfb4546a8163256859562e1",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2150 2151
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2152 2153 2154 2155 2156
                    }
                  },
                  {
                    "performance_schema": {
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M
Mars Liu 已提交
2157 2158 2159 2160 2161
                      "keywords": [
                        "performance",
                        "performance schema",
                        "优化"
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M
Mars Liu 已提交
2162 2163
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2164 2165
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2166 2167 2168 2169 2170 2171 2172 2173
                    }
                  },
                  {
                    "sys数据库": {
                      "node_id": "mysql-3d5c8647b1674de18c8348454d16fee5",
                      "keywords": [],
                      "children": [],
                      "keywords_must": [],
L
luxin 已提交
2174 2175
                      "keywords_forbid": [],
                      "group": 0
M
Mars Liu 已提交
2176 2177 2178 2179
                    }
                  }
                ],
                "keywords_must": [],
L
luxin 已提交
2180
                "keywords_forbid": [],
M
Mars Liu 已提交
2181
                "group": 2
M
Mars Liu 已提交
2182
              }
M
Mars Liu 已提交
2183 2184
            }
          ],
F
feilong 已提交
2185
          "keywords_must": [],
L
luxin 已提交
2186 2187
          "keywords_forbid": [],
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F
feilong 已提交
2188 2189 2190 2191
        }
      }
    ],
    "keywords_must": [],
L
luxin 已提交
2192 2193
    "keywords_forbid": [],
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F
feilong 已提交
2194 2195
  }
}