[IGNITE-18274] Exception on modulus operator in SQL

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Cannot Reproduce
• Component/s: sql
• Labels: calcite calcite2-required ignite-3
• Assignee: Unassigned
• Reporter: Pavel Tupitsyn
• Created: 29/Nov/22 08:46
• Updated: 14/Aug/24 09:37
• Resolved: 11/Apr/23 11:25

Description

Query

select key % 2 from TBL_DOUBLE

Result

java.lang.AssertionError: Conversion to relational algebra failed to preserve datatypes:
validated type:
RecordType(INTEGER NOT NULL KEY % 2) NOT NULL
converted type:
RecordType(DECIMAL(25, 15) NOT NULL KEY % 2) NOT NULL
rel:
LogicalProject(KEY % 2=[MOD(CAST($0):DECIMAL(30, 15) NOT NULL, 2)])
  IgniteLogicalTableScan(table=[[PUBLIC, TBL_DOUBLE]])

	at org.apache.calcite.sql2rel.SqlToRelConverter.checkConvertedType(SqlToRelConverter.java:492)
	at org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:607)
	at org.apache.ignite.internal.sql.engine.prepare.IgnitePlanner.rel(IgnitePlanner.java:222)
	at org.apache.ignite.internal.sql.engine.prepare.PlannerHelper.optimize(PlannerHelper.java:63)
	at org.apache.ignite.internal.sql.engine.prepare.PrepareServiceImpl.lambda$prepareQuery$1(PrepareServiceImpl.java:231)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1700)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:829)

Note that some simple queries like "select 1 % 2" work.

Issue Links

• blocks: IGNITE-18247 .NET: Thin 3.0: LINQ: Operators and functions
• Discovered while testing: IGNITE-18247 .NET: Thin 3.0: LINQ: Operators and functions
• is related to: CALCITE-5410 Assertion error on PERCENT_REMAINDER operator with DECIMAL type
• links to: GitHub Pull Request #1928