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Two types of clauses:

• Leaf Query: Match, term or range which searches for a given value in a given field.
• Compound Query: Combines leaf query and other compound query clauses to execute search.

Three general types of queries:

• Match All
• Full Text
• Term Level

Match All

Returns all content with a score of 1.0

POST /index_name/_search
{
  "query" : {
    "match_all" : {...}
  }
}

Full Text

Used for searching bodies of text

Match Query: Matches text with value of field

POST /index_name/_search
{
  "query" : {
    "match" : {
      "name" : "John"
    }
  }
}

MultiMatch Query:

POST /index_name/_search
{
  "query" : {
    "multi_match" : {
      "name" : "John",
      "fields" : ["city", "state"]
    }
  }
}

Term Level Queries

Designed to be used with structured data

Exist:

POST /index_name/_search
{
  "query" : {
    "exists" : {
      "field" : "user"
    }
  }
}

Type:

Match doc based on mapping type.

POST /index_name/_search
{
  "query" : {
    "type" : {
      "value" : "type_name"
    }
  }
}

Range:

POST /index_name/_search
{
  "query" : {
    "range" : {
      "rating" : {
        "gte" : 4
      }
    }
  }
}