Harshinha worked on enhancing SQL parsing reliability in the tobymao/sqlglot repository, focusing on backend development using Python. During the month, Harshinha addressed a parsing ambiguity where non-unit identifiers such as GENERATED were incorrectly interpreted as valid interval units following the INTERVAL keyword. By validating tokens against dialect.VALID_INTERVAL_UNITS before parsing, Harshinha ensured only legitimate interval units were recognized, reducing schema and statement misinterpretations. This targeted bug fix improved the accuracy of SQL parsing and strengthened downstream code generation and validation. The work demonstrated a deep understanding of SQL parsing mechanics and contributed to more robust backend tooling for developers.