[CALCITE-4622] FLOAT was not supported in method "appendAsJava" of RexLitera.java

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.26.0, 1.27.0
• Fix Version/s: 1.27.0
• Component/s: core
• Assignee: Unassigned
• Reporter: TaoJIn
• Created: 26/May/21 07:02
• Updated: 18/Jun/21 08:43
• Resolved: 15/Jun/21 06:26

Description

the input query

		String sql="select * from public.test x ,pg.test3 y where x.a=y.a and  x.b between '0.1' and '0.4'";

x.b is float type in database.
the stacktrace:

java.lang.UnsupportedOperationException: class org.apache.calcite.sql.type.SqlTypeName: FLOAT
	at org.apache.calcite.util.Util.needToImplement(Util.java:1075)
	at org.apache.calcite.rex.RexLiteral.appendAsJava(RexLiteral.java:703)
	at org.apache.calcite.rex.RexLiteral.toJavaString(RexLiteral.java:408)
	at org.apache.calcite.rex.RexLiteral.computeDigest(RexLiteral.java:276)
	at org.apache.calcite.rex.RexLiteral.<init>(RexLiteral.java:223)
	at org.apache.calcite.rex.RexLiteral.toLiteral(RexLiteral.java:737)
	at org.apache.calcite.rex.RexLiteral.lambda$printSarg$4(RexLiteral.java:710)
	at org.apache.calcite.util.RangeSets$Printer.closed(RangeSets.java:402)
	at org.apache.calcite.util.RangeSets.forEach(RangeSets.java:239)
	at org.apache.calcite.util.Sarg.lambda$printTo$0(Sarg.java:110)
	at org.apache.calcite.linq4j.Ord.forEach(Ord.java:157)
	at org.apache.calcite.util.Sarg.printTo(Sarg.java:106)
	at org.apache.calcite.rex.RexLiteral.printSarg(RexLiteral.java:709)
	at org.apache.calcite.rex.RexLiteral.lambda$appendAsJava$1(RexLiteral.java:652)
	at org.apache.calcite.util.Util.asStringBuilder(Util.java:2502)
	at org.apache.calcite.rex.RexLiteral.appendAsJava(RexLiteral.java:651)
	at org.apache.calcite.rex.RexLiteral.toJavaString(RexLiteral.java:408)
	at org.apache.calcite.rex.RexLiteral.computeDigest(RexLiteral.java:276)
	at org.apache.calcite.rex.RexLiteral.<init>(RexLiteral.java:223)
	at org.apache.calcite.rex.RexBuilder.makeLiteral(RexBuilder.java:971)
	at org.apache.calcite.rex.RexBuilder.makeSearchArgumentLiteral(RexBuilder.java:1066)
	at org.apache.calcite.rex.RexSimplify$SargCollector.fix(RexSimplify.java:2631)
	at org.apache.calcite.rex.RexSimplify.lambda$simplifyAnd$4(RexSimplify.java:1305)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1541)
	at org.apache.calcite.rex.RexSimplify.simplifyAnd(RexSimplify.java:1305)
	at org.apache.calcite.rex.RexSimplify.simplify(RexSimplify.java:272)
	at org.apache.calcite.rex.RexSimplify.simplifyUnknownAs(RexSimplify.java:243)
	at org.apache.calcite.rex.RexSimplify.simplifyUnknownAsFalse(RexSimplify.java:232)
	at org.apache.calcite.rex.RexSimplify.simplifyFilterPredicates(RexSimplify.java:2484)
	at org.apache.calcite.tools.RelBuilder.filter(RelBuilder.java:1242)
	at org.apache.calcite.tools.RelBuilder.filter(RelBuilder.java:1218)
	at org.apache.calcite.rel.rules.FilterJoinRule.perform(FilterJoinRule.java:177)
	at org.apache.calcite.rel.rules.FilterJoinRule$FilterIntoJoinRule.onMatch(FilterJoinRule.java:377)
	at org.apache.calcite.plan.AbstractRelOptPlanner.fireRule(AbstractRelOptPlanner.java:333)
	at org.apache.calcite.plan.hep.HepPlanner.applyRule(HepPlanner.java:542)
	at org.apache.calcite.plan.hep.HepPlanner.applyRules(HepPlanner.java:407)
	at org.apache.calcite.plan.hep.HepPlanner.executeInstruction(HepPlanner.java:243)
	at org.apache.calcite.plan.hep.HepInstruction$RuleInstance.execute(HepInstruction.java:127)
	at org.apache.calcite.plan.hep.HepPlanner.executeProgram(HepPlanner.java:202)
	at org.apache.calcite.plan.hep.HepPlanner.findBestExp(HepPlanner.java:189)

it seems in this function "appendAsJava" in RexLiteral.java,it missed the FLOAT in switch.