FEAT: Adding searchescape attribute for conn class #202
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Work Item / Issue Reference
Summary
This pull request adds a new
searchescapeproperty to theConnectionclass inmssql_python, which exposes the ODBC search pattern escape character used for escaping special characters in SQL LIKE clauses. It also introduces comprehensive tests to ensure correct and consistent behavior of this property, including its use in various SQL queries and its caching mechanism.Enhancements to connection escape character handling:
searchescapeproperty to theConnectionclass inconnection.py, which retrieves and caches the ODBC search pattern escape character usingSQLGetInfo, with sensible defaults and error handling.GetInfoConstantsinconnection.pyto support the new property.Testing improvements:
test_003_connection.pyto verify thesearchescapeproperty's basic functionality, its use in SQL LIKE queries (with%,_, and bracket wildcards), multiple escape scenarios, and property consistency and caching.