Venkata Jyothsna Donapati created DRILL-7238: ------------------------------------------------
Summary: Drill does not use DirectScan for non-existent columns Key: DRILL-7238 URL: https://issues.apache.org/jira/browse/DRILL-7238 Project: Apache Drill Issue Type: Bug Reporter: Venkata Jyothsna Donapati Assignee: Venkata Jyothsna Donapati This query does not use the summary metadata cache file: select count(int_nulls_id), count(int_id), count(ss_ticket_number), count(extra) from store_sales_null_blocks_int; In this query, extra is a column that does not exist (non-existent column). Here is the explain plan: {noformat} | 00-00 Screen 00-01 Project(EXPR$0=[$0], EXPR$1=[$1], EXPR$2=[$2], EXPR$3=[$3]) 00-02 StreamAgg(group=[{}], EXPR$0=[$SUM0($0)], EXPR$1=[$SUM0($1)], EXPR$2=[$SUM0($2)], EXPR$3=[$SUM0($3)]) 00-03 UnionExchange 01-01 StreamAgg(group=[{}], EXPR$0=[COUNT($0)], EXPR$1=[COUNT($1)], EXPR$2=[COUNT($2)], EXPR$3=[COUNT($3)]) 01-02 Scan(table=[[dfs, parquet_metadata_cache, store_sales_null_blocks_int]], groupscan=[ParquetGroupScan [entries=[ReadEntryWithPath [path=/drill/testdata/metadata_cache/store_sales_null_blocks_int]], selectionRoot=/drill/testdata/metadata_cache/store_sales_null_blocks_int, numFiles=1, numRowGroups=11, usedMetadataFile=true, cacheFileRoot=/drill/testdata/metadata_cache/store_sales_null_blocks_int, columns=[`int_nulls_id`, `int_id`, `ss_ticket_number`, `extra`]]]) {noformat} This is a regression from Drill 1.15. -- This message was sent by Atlassian JIRA (v7.6.3#76005)