Working with Data

This section describes what you need to know for working with data that conforms to a LinkML schema.

Contents:

• Converting between different representations
  • LinkML-Convert
  • Loading from and dumping to JSON
  • Loading from and dumping to YAML
  • Loading from and dumping to RDF
  • Loading from and dumping to CSVs
  • Inferring missing values
  • Programmatic usage
  • Command Line
• Data Validation
  • The linkml.validator package and CLI
  • Python object instantiation
  • JSON Schema with external tools
  • Validation of RDF triplestores using generated SPARQL
  • Validation via shape languages
  • Future plans
• Working with RDF and LinkML
  • Converting and validating RDF
  • JSON-LD
  • ShEx and SHACL
  • OWL
• CSVs and Tabular Data
  • Conversion
  • Inference of schemas from tabular data
• Python
  • Dataclasses
  • Use in programs
  • Loaders and dumpers
• Working with data in SQL Databases
  • Storing and retrieving data in SQLite3
  • Mapping from a LinkML model to SQL Schemas
  • Creation of an Object-Relation Mapping layer