清除用户自定义二进制数据。语法sfmesh ST_ClearBinData(sfmesh sfmeshObject); material ST_ClearBinData(material material);参数参数名称描述sfmeshObjectSFMesh对象。material材质对象。示例SELECT ST_HasBinData(ST_ClearBinData(the_mesh)) FROM t_table; ------------------- f