JSONPATH
This section contains reference documentation for the JSONPATH function.
Extracts the object value from jsonField based on 'jsonPath', the result type is inferred based on JSON value. This function can only be used in an ingestion transformation function.
Signature
JSONPATH(jsonField, 'jsonPath')
jsonField
An Identifier/Expression contains JSON documents.
'jsonPath'
'jsonPath'
` is a literal. Pinot uses single quotes to distinguish them from identifiers.
You can use the Jayway JsonPath Evaluator Tool to test JSON expressions before you import any data.
Usage Examples
The usage examples are based on extracting fields from the following JSON document:
JSONPATH(data, '$.name')
"Pete"
JSONPATH(data, '$.age')
24
This function can be used in the table config to extract the name
property into the name
column and age
property into the age
column, as described below:
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