Add Function Extraction #2
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This commit adds comprehensive function name extraction functionality: - New table function: parse_functions(sql_query) - New scalar functions: parse_function_names(sql_query), parse_functions(sql_query) - Extracts functions from all SQL contexts: SELECT, WHERE, HAVING, ORDER BY, GROUP BY - Supports window functions (e.g., row_number() OVER (...)) - Handles nested function calls with proper context tracking - Includes comprehensive test suite with 279 passing assertions - Follows DuckDB coding conventions and integrates with existing extension architecture 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
- Add function parsing functions to overview and features - Document all three function parsing functions with examples - Add function context documentation (select, where, having, etc.) - Include usage examples showing window functions and filtering - Reorganize functions section with clear categories 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
zacMode
approved these changes
Jul 8, 2025
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I hope this is inline with your vision for this extension. I found your extension very useful and had a need to identify which functions existed or did not exist in a SQL statement. Thanks for making this!