[IGNITE-13339] Sql query fails with NullPointerException caused by calling CAST in order by clause

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 2.8.1
• Component/s: sql
• Ignite Flags: Docs Required, Release Notes Required
• Assignee: Unassigned
• Reporter: Taras Ledkov
• Created: 07/Aug/20 08:45
• Updated: 29/Dec/20 08:57

Description

Sql statements to reproduce:

CREATE TABLE Person(ID INTEGER PRIMARY KEY, NAME VARCHAR(100));
INSERT INTO Person(ID, NAME) VALUES (1, 'Ed'), (2, 'Ann'), (3, 'Emma');
select name,id from Person order by CAST(id as long)

Result:

javax.cache.CacheException: class org.apache.ignite.IgniteCheckedException: null
	at org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuerySafe(GridQueryProcessor.java:2572)
	at org.apache.ignite.internal.processors.query.GridQueryProcessor.querySqlFields(GridQueryProcessor.java:2505)
	at org.apache.ignite.internal.processors.query.GridQueryProcessor.querySqlFields(GridQueryProcessor.java:2463)
	at org.apache.ignite.internal.visor.query.VisorQueryUtils.lambda$scheduleQueryStart$0(VisorQueryUtils.java:409)
	at org.apache.ignite.internal.util.IgniteUtils.wrapThreadLoader(IgniteUtils.java:7157)
	at org.apache.ignite.internal.processors.closure.GridClosureProcessor$1.body(GridClosureProcessor.java:826)
	at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:119)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: class org.apache.ignite.IgniteCheckedException: null
	at org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuery(GridQueryProcessor.java:3050)
	at org.apache.ignite.internal.processors.query.GridQueryProcessor.lambda$querySqlFields$1(GridQueryProcessor.java:2531)
	at org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuerySafe(GridQueryProcessor.java:2569)
	... 9 more
Caused by: java.lang.NullPointerException
	at org.apache.ignite.internal.processors.query.h2.sql.GridSqlFunction.getSQL(GridSqlFunction.java:124)
	at org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuery.getSortLimitSQL(GridSqlQuery.java:171)
	at org.apache.ignite.internal.processors.query.h2.sql.GridSqlSelect.getSQL(GridSqlSelect.java:182)
	at org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuerySplitter.splitQuery(GridSqlQuerySplitter.java:371)
	at org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuerySplitter.split0(GridSqlQuerySplitter.java:280)
	at org.apache.ignite.internal.processors.query.h2.sql.GridSqlQuerySplitter.split(GridSqlQuerySplitter.java:212)
	at org.apache.ignite.internal.processors.query.h2.QueryParser.parseH2(QueryParser.java:501)
	at org.apache.ignite.internal.processors.query.h2.QueryParser.parse0(QueryParser.java:173)
	at org.apache.ignite.internal.processors.query.h2.QueryParser.parse(QueryParser.java:132)
	at org.apache.ignite.internal.processors.query.h2.IgniteH2Indexing.querySqlFields(IgniteH2Indexing.java:1115)
	at org.apache.ignite.internal.processors.query.GridQueryProcessor$4.applyx(GridQueryProcessor.java:2515)
	at org.apache.ignite.internal.processors.query.GridQueryProcessor$4.applyx(GridQueryProcessor.java:2511)
	at org.apache.ignite.internal.util.lang.IgniteOutClosureX.apply(IgniteOutClosureX.java:35)
	at org.apache.ignite.internal.processors.query.GridQueryProcessor.executeQuery(GridQueryProcessor.java:3027)
	... 11 more