Well-formed JSON/XML (no syntax errors)

json_xml_well_formed - Column-level - JSON and XML

Validates that a JSON or XML column's non-null values are syntactically well-formed.

Parameters

Parameter	Type	Default	Required	Description
format	str	'json'	No	Whether the column holds JSON or XML documents. One of: json, xml.
threshold_percent	float	0.0	No	Fail if the percentage of malformed documents exceeds this.

YAML example

checks:
  - name: example_json_xml_well_formed
    check_type: json_xml_well_formed
    table_name: schema.table
    column_name: example_column
    parameters:
      format: json
      threshold_percent: 0.0

See YAML check format for the full field reference.