VillageSQL

@VillageSQL Build an extension with a function that normalizes our product codes using the attached rules. Define invalid-input behavior, implement it in C++, and deliver SQL tests and usage examples for catalog joins.

@VillageSQL Port this PostgreSQL text-similarity extension to VillageSQL. Assess supported functions first, implement the feasible subset, and deliver SQL comparison tests plus a concise list of compatibility gaps.

@VillageSQL Build a custom package-dimensions type for our shipping database, storing centimeters and rejecting zero or negative dimensions. Add a volume function, SQL tests for invalid inputs, and a sample packing query.