asterix-app/src/test/resources/runtimets/queries/dml/empty-load-with-index.aql

/* 
 * Test case Name  : empty-load-with-index.aql
 * Description     : Check that an empty load doesn't preclude a future non-empty load on secondary index 
 * Expected Result : Success
 * Date            : May 2 2012
 */

drop dataverse test if exists;
create dataverse test;
use dataverse test;

create type LineIDType as closed {
  l_orderkey: int32, 
  l_linenumber: int32, 
  l_suppkey: int32
}

create dataset LineID(LineIDType)
  partitioned by key l_orderkey, l_linenumber;

create index linenum_index on LineID(l_linenumber);

load dataset LineID 
using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter"
(("path"="nc1://data/empty.adm"),("format"="delimited-text"),("delimiter"="|")) pre-sorted;

load dataset LineID 
using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter"
(("path"="nc1://data/tpch0.001/lineitem.tbl"),("format"="delimited-text"),("delimiter"="|")) pre-sorted;

write output to nc1:"rttest/dml_empty-load-with-index.adm";      
for $c in dataset('LineID')
order by $c.l_orderkey, $c.l_linenumber
limit 1
return $c