Text-to-SQL access control: schema selection that gives the LLM only the tables the caller is allowed to read. Row-level-security-aware table pruning for LangChain, MCP and any SQL agent. Postgres, Oracle, MySQL, SQL Server. 75% fewer prompt tokens.
ashishsinha1602/schemagate v1.6.0 is a release that tells the model about schemas hidden by permissions and requires the answer INSUFFICIENT for queries that lack grounding.