You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@ignite.apache.org by "Konstantin Orlov (Jira)" <ji...@apache.org> on 2022/04/28 08:00:00 UTC
[jira] [Created] (IGNITE-16905) Sql. ClassCastException when deserialising TIMESTAMP literal
Konstantin Orlov created IGNITE-16905:
-----------------------------------------
Summary: Sql. ClassCastException when deserialising TIMESTAMP literal
Key: IGNITE-16905
URL: https://issues.apache.org/jira/browse/IGNITE-16905
Project: Ignite
Issue Type: Bug
Components: sql
Reporter: Konstantin Orlov
The problem appears to be caused by an inconsistency of RelReader and RexBuilder: RelReader diserializes every integer value as a value of type Integer, but the RexBuilder assumes that for TIMESTAMP literal a value of type Long will be
{code:java}
passed{code}
, and make the explicit cast:
{code:java}
// RexBuilder#clean(Object, RelDataType)
case TIMESTAMP:
if (o instanceof TimestampString) {
return o;
} else if (o instanceof Calendar) {
if (!((Calendar) o).getTimeZone().equals(DateTimeUtils.UTC_ZONE)) {
throw new AssertionError();
}
return TimestampString.fromCalendarFields((Calendar) o);
} else {
return TimestampString.fromMillisSinceEpoch((Long) o);
} {code}
Here is a stack trace:
{noformat}
Caused by: java.lang.ClassCastException: class java.lang.Integer cannot be cast to class java.lang.Long (java.lang.Integer and java.lang.Long are in module java.base of loader 'bootstrap')
at org.apache.calcite.rex.RexBuilder.clean(RexBuilder.java:1780)
at org.apache.calcite.rex.RexBuilder.makeLiteral(RexBuilder.java:1558)
at org.apache.calcite.rex.RexBuilder.makeLiteral(RexBuilder.java:1520)
at org.apache.ignite.internal.sql.engine.externalize.RelJson.toRex(RelJson.java:759)
at org.apache.ignite.internal.sql.engine.externalize.RelJsonReader$RelInputImpl.getTuple(RelJsonReader.java:367)
at org.apache.ignite.internal.sql.engine.externalize.RelJsonReader$RelInputImpl.getTuples(RelJsonReader.java:347)
... 24 more {noformat}
--
This message was sent by Atlassian Jira
(v8.20.7#820007)