1. 新建索引 school

2. 删除索引 school

3. 新建类型

根据条件批量更新

根据条件批量删除

Null 处理
http://localhost:9200/school/person/_search
{
"query" : {
"constant_score" : {
"filter" : {
"bool": {
"must": {"exists": {"field": "crmNo"}}
}
}
}
}
}
不为Null 处理
http://localhost:9200/school/person/_search
{
"query" : {
"constant_score" : {
"filter" : {
"bool": {
"must_not": {"exists": {"field": "name"}}
}
}
}
}
}