elasticsearch创建索引和查看索引及结构命令

逃离我推掉我的手 2021-10-19 10:20 3054阅读 0赞

## 命令 ##

#### 查看索引及结构： ####

> **命令：** GET /索引名/\_mapping?pretty

#### 创建索引： ####

> **命令：** PUT 索引名

**示例：**  
number\_of\_shards：分片数量（按机器节点数量计算，创建后不能更改）  
number\_of\_replicas：副本数量

PUT admin_log_0821
    { 
    	  "settings":{ 
    	    "number_of_shards":6,
          "number_of_replicas":	1
    	  },
    		"mappings": { 
    			"logs": { 
    				"properties": { 
    				"esCreateTime": { 
    					"type": "long"
    				},
    				"id": { 
    					"type": "long"
    				},
    				"ip": { 
    					"type": "text",
    					"fields": { 
    						"keyword": { 
    							"type": "keyword",
    							"ignore_above": 256
    						}
    					}
    				},
    				"uri": { 
    					"type": "text",
    					"fields": { 
    						"keyword": { 
    							"type": "keyword",
    							"ignore_above": 256
    						}
    					}
    				},
    				"userId": { 
    					"type": "text",
    					"fields": { 
    						"keyword": { 
    							"type": "keyword",
    							"ignore_above": 256
    						}
    					}
    				},
    				"userName": { 
    					"type": "text",
    					"fields": { 
    						"keyword": { 
    							"type": "keyword",
    							"ignore_above": 256
    						}
    					}
    				}
    			}
    			}
    		}
    	}

**基础索引示例：**

{ 
      "settings": { 
        "number_of_shards": 16,
        "number_of_replicas": 1
      },
      "mappings": { 
        "risk_event_ads": { 
          "dynamic": "strict",
          "properties": { 
            "flowNo": { 
              "type": "String",
              "index": "not_analyzed"
            },
            "elapseTime": { 
              "type": "long"
            },
            "ipLon": { 
              "type": "float"
            },
            "createTime": { 
              "type": "date"
            },
            "occurTimeYear": { 
              "type": "short"
            },
            "occurTimeMonth": { 
              "type": "byte"
            },
            "cpuCurFreq": { 
              "index": "not_analyzed",
              "type": "string"
            },
            "extraInfoObj": { 
              "type": "object",
              "dynamic": true
            }
          }
        }
      }
    }

**crul命令：** curl -XPUT “http://es地址:9200/索引名” -H ‘Content-Type: application/json’ -d’索引json’