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CHANGELOG.md

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Changelog

v3.8.2 (2025-11-09)

New Features

  • Centralized Error Detection: Added centralized error detection system with configurable patterns

    • New errors.yaml configuration file with error patterns
    • Supports three pattern types: fuzzy matches, exact matches, and regex matches
    • Automatically detects errors in stdout and moves them to error field
    • Eliminates need for external applications to parse error messages
    • Includes patterns for HTTP 4xx/5xx errors, DNS failures, connection errors, and timeouts
    • Added ErrorDetector class for pattern-based error detection

  • Markdown-KV Output Format: Added markdownkv output format optimized for LLM understanding

    • Based on research showing 60.7% LLM accuracy vs 44.3% for CSV
    • Ideal for RAG pipelines and AI-based systems processing tabular data
    • Hierarchical structure with markdown headers and code blocks
    • Supported in both local and server modes
    • Reference: Which Table Format Do LLMs Understand Best?

Dependencies

  • Added PyYAML>=5.4.0 for error pattern configuration

Testing

  • Added comprehensive test suite for error detection (tests/test_error_detection.py)
  • Added test suite for Markdown-KV format (tests/test_markdownkv_format.py)
  • Tests for regex pattern matching, DNS errors, connection errors, and timeouts
  • Tests for LLM-friendly data formatting

v3.8.1 (2025-06-25)

Updates

  • Added --csv-download argument for stackql magic commands
  • Refactor
  • Enhanced test coverage

v3.7.2 (2024-11-19)

Updates

  • Added http_debug constructor argument to return HTTP log information

Bug Fixes

  • Fixed issue passing JSON strings to queries, added test

v3.7.0 (2024-11-08)

Updates

  • Added support for setting command specific environment variables (env_vars and custom_auth) in execute and executeStmt.
  • Upgraded to use psycopg

v3.6.5 (2024-09-19)

Bug Fixes

  • Fix(MacOS): Enhanced platform check for stackql installation
  • Fix(Test Code): Removed loading of test.env in test execution script and Add mocking logic for pystackql.StackQL's methods.

v3.6.4 (2024-07-17)

Updates

  • added dataflow dependency arguments

v3.6.3 (2024-06-22)

Updates

  • build updates

v3.6.2 (2024-05-06)

Updates

  • added rowsaffected to dict response for executeStmt

v3.6.1 (2024-04-18)

Updates

  • modified dict response for executeStmt
  • modified error response for execute, should never return None

v3.5.4 (2024-04-11)

Updates

  • added suppress_errors argument to the execute function

v3.5.3 (2024-04-08)

Updates

  • added backend_storage_mode and backend_file_storage_location constructor args for specifying a file based backend (not applicable in server_mode)

v3.5.2 (2024-03-21)

Updates

  • added custom_registry constructor arg for specifying a non-default registry

v3.5.1 (2024-03-15)

Updates

  • included pandas and IPython install requirements
  • optional required import of psycopg2 only if in server_mode

v3.2.5 (2023-12-07)

Updates

  • included app_root and execution_concurrency_limit options in StackQL constructor

v3.2.4 (2023-10-24)

Updates

  • implemented non server_mode magic extension
  • updated dataframe output for statements
  • pandas type updates
  • updated class parameters
  • added additional tests
  • bin path defaults for codespaces notebooks

v3.0.0 (2023-10-11)

Updates

  • added StackqlMagic class for jupyter, IPython integration
  • server_mode is now used to connect to a stackql server process using pyscopg2
  • added additional tests

v2.0.0 (2023-08-15)

Updates

  • added executeQueriesAsync stackql class method

v1.5.0 (2023-04-04)

Updates

  • added server_mode to run a background stackql server process

v1.0.2 (2023-02-23)

Updates

  • enabled custom download_dir argument

v1.0.1 (2023-02-23)

Minor updates

  • updated setup.py

v1.0.0 (2023-02-22)

Refactor

  • refactored package
  • added support for kwargs for the StackQL constructor
  • added setup.py
  • added docs using sphinx
  • added additional tests

v0.9.0 (2022-06-06)

Bug Fixes

  • added exception handling

v0.5.0 (2022-06-03)

Bug Fixes

  • added local registry support
  • updated docs

v0.4.1 (2022-05-31)

Bug Fixes

  • added str handling
  • updated docs

v0.4.0 (2022-02-08)

Updates

  • updated version output
  • updated docs

v0.3.0 (2022-02-07)

Initial release as pystackql

  • added auth switch
  • converted byte output to str

v0.2.0 (2021-07-19)

Updates to pyinfraql

  • added version method
  • updates to accept None for arguments
  • updated docs

v0.1.1 (2021-07-16)

Updates to pyinfraql

  • added dbfilepath argument

v0.1.0 (2021-02-15)

Initial Release (as pyinfraql)

  • class constructor for pyinfraql
  • support for google provider
  • support for integration with pandas, matplotlib and jupyter