Function duckdb_table_description_get_column_count 

pub unsafe extern "C" fn duckdb_table_description_get_column_count(
    table_description: duckdb_table_description,
) -> idx_t

Return the number of columns of the described table.

history:

• unstable: v1.5.0
• stable: v1.5.6

@param table_description The table_description to query. @return idx_t