New data for the crud operation of the visualization tool postman data
people is the index, man is the type, 1 is the specified id,
you can modify the put to post, without specifying the id, es automatically writes the id for us and inserts the data
Modify document data
a) Modify document data directly
b) Modify through script The text
to be modified is defined after the keyword doc
es supports a variety of script voices, comes with painless, supports js, python, etc. Here, the built-in painless
ctx is used to represent the es context, and ._source represents the current document of es.
Delete data
Specify id to delete
**Query data
**
Simple query
Conditional query
a): All queries
b): Aggregate queries are aggregated by the number of words, and aggregated by the publication date
c): The functions of es data processing
are powerful and flexible, and the learning cost is very low. After learning es, you can say that you have learned computer technology. Eighteen palms of subduing dragon