add a primary key unique constraint to obj_id,blk_id instead of simply creating a composite index on them
add a primary key unique constraint to obj_id,blk_id instead of simply creating a composite index on them

jwomeara/PDAL,Sciumo/PDAL,mtCarto/PDAL,jwomeara/PDAL,verma/PDAL,radiantbluetechnologies/PDAL,radiantbluetechnologies/PDAL,DougFirErickson/PDAL,mtCarto/PDAL,lucadelu/PDAL,verma/PDAL,jwomeara/PDAL,verma/PDAL,mpgerlek/PDAL-old,radiantbluetechnologies/PDAL,jwomeara/PDAL,verma/PDAL,boundlessgeo/PDAL,mpgerlek/PDAL-old,verma/PDAL,lucadelu/PDAL,DougFirErickson/PDAL,lucadelu/PDAL,mpgerlek/PDAL-old,boundlessgeo/PDAL,mtCarto/PDAL,verma/PDAL,DougFirErickson/PDAL,verma/PDAL,mtCarto/PDAL,Sciumo/PDAL,boundlessgeo/PDAL,radiantbluetechnologies/PDAL,Sciumo/PDAL,mpgerlek/PDAL-old,DougFirErickson/PDAL,boundlessgeo/PDAL,Sciumo/PDAL,lucadelu/PDAL