| SE_rastercolumn_alter | |
Alters a raster column’s characteristics
LONG SE_rastercolumn_alter (SE_CONNECTION connection, const SE_RASCOLINFO rastercolumn);
| connection | The connection handle |
| rastercolumn | An SE_RASCOLINFO structure to define the new characteristics of the raster column |
SE_rastercolumn_alter changes those characteristics of a raster column that can be modified after raster column creation. The raster column to modify is specified by the rascol_id in the SE_RASCOLINFO structure.
You can change the raster characteristics Description and User access privileges.
A convenient method to change a particular characteristic of a raster column is to retrieve the existing raster column definition into the SE_RASCOLINFO pointer with SE_rastercolumn_get_info_by_name or SE_rastercolumn_get_info_by_id. Modify the characteristic with one of the SE_rascolinfo_set_* functions.
SE_SUCCESS
SE_DB_IO_ERROR
SE_INVALID_ALTER_OPERATION
SE_NET_FAILURE
SE_NO_ACCESS
SE_STREAM_IN_PROGRESS