MarkQL Book

• Chapter 1: Why MarkQL
• Chapter 2: Mental Model
• Chapter 3: First Query Loop
• Chapter 4: Sources and Loading
• Chapter 5: Row Filtering with WHERE
• Chapter 6: Structural Row Filtering with EXISTS
• Chapter 7: Value Extraction with TEXT and ATTR
• Chapter 8: FLATTEN
• Chapter 9: PROJECT
• Chapter 10: NULL and Stability
• Chapter 11: Output and Export
• Chapter 12: Troubleshooting
• Appendix A: Grammar Notes
• Appendix B: Operator Reference
• Appendix C: Function Reference