Posts about DuckDB from the LibreDB Studio blog.https://libredb.org/blog/engine/duckdb/enhttps://libredb.org/blog/duckdb-storage-panels-no-sessions/https://libredb.org/blog/duckdb-storage-panels-no-sessions/Two catalog functions other engines have are absent here, so both panels stay empty carrying the engine own error, and table bytes are block-granular.Thu, 23 Jul 2026 09:00:00 GMTLibreDBDuckDBEngineeringDatabaseshttps://libredb.org/blog/duckdb-single-process-file-lock/https://libredb.org/blog/duckdb-single-process-file-lock/A second read-only process is refused with the same lock error as a second writer, which makes two Studio replicas on one file a broken configuration.Mon, 22 Jun 2026 09:00:00 GMTLibreDBDuckDBEngineeringDatabaseshttps://libredb.org/blog/duckdb-parquet-csv-editor-versus-agent/https://libredb.org/blog/duckdb-parquet-csv-editor-versus-agent/File-reaching SQL works on the writable editor connection and is refused under the read-only agent handle, so the capability has to be stated with that split.Sat, 09 May 2026 09:00:00 GMTLibreDBDuckDBEngineeringDatabaseshttps://libredb.org/blog/duckdb-explain-estimates-only/https://libredb.org/blog/duckdb-explain-estimates-only/The timing form of EXPLAIN executes the statement it was asked to explain, so it is never emitted and no measured node timings are published.Mon, 23 Mar 2026 09:00:00 GMTLibreDBDuckDBEngineeringDatabaseshttps://libredb.org/blog/duckdb-er-diagram-current-database-scope/https://libredb.org/blog/duckdb-er-diagram-current-database-scope/Foreign keys come from a single bulk read of the constraint catalog, and every catalog statement the DuckDB provider issues is scoped to the current database.Tue, 03 Feb 2026 09:00:00 GMTLibreDBDuckDBEngineeringDatabaseshttps://libredb.org/blog/duckdb-agent-external-access-boundary/https://libredb.org/blog/duckdb-agent-external-access-boundary/Under read-only access alone, file copies, exports, extension installs and filesystem reads all succeeded while an insert was refused in the same session.Thu, 18 Dec 2025 09:00:00 GMTLibreDBDuckDBEngineeringDatabasesSecurity