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[jdbc-v2] Exception from ResultSet.getObject function for Uint32 Uint64 type #2333

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@gfunc

Description

@gfunc

Describe the bug

resultset.getObject() for type UInt32 and UInt64 with Maximum value will throw exception as below.
UInt32 will have a maximum of 4294967295 which exceeded the range for java type java.lang.Integer, the same for UInt64 because 18446744073709551615 exceeded the limit of java type java.lang.Long

Steps to reproduce

  1. Edit DataTypeTests
  2. Add asserts in test testIntegerTypes

Expected behaviour

no exception

Code example

assertEquals(rs.getObject("uint32"), 4294967295L);
assertEquals(rs.getObject("uint64"), new BigDecimal("18446744073709551615"));

Error log

java.sql.SQLException: Failed to convert 4294967295 to java.lang.Integer

	at com.clickhouse.jdbc.internal.JdbcUtils.convert(JdbcUtils.java:273)
	at com.clickhouse.jdbc.ResultSetImpl.getObject(ResultSetImpl.java:1556)
	at com.clickhouse.jdbc.ResultSetImpl.getObject(ResultSetImpl.java:466)
	at com.clickhouse.jdbc.DataTypeTests.testIntegerTypes(DataTypeTests.java:146)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
	at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:136)
	at org.testng.internal.invokers.TestInvoker.invokeMethod(TestInvoker.java:658)
	at org.testng.internal.invokers.TestInvoker.invokeTestMethod(TestInvoker.java:219)
	at org.testng.internal.invokers.MethodRunner.runInSequence(MethodRunner.java:50)
	at org.testng.internal.invokers.TestInvoker$MethodInvocationAgent.invoke(TestInvoker.java:923)
	at org.testng.internal.invokers.TestInvoker.invokeTestMethods(TestInvoker.java:192)
	at org.testng.internal.invokers.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:146)
	at org.testng.internal.invokers.TestMethodWorker.run(TestMethodWorker.java:128)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1597)
	at org.testng.TestRunner.privateRun(TestRunner.java:808)
	at org.testng.TestRunner.run(TestRunner.java:603)
	at org.testng.SuiteRunner.runTest(SuiteRunner.java:429)
	at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:423)
	at org.testng.SuiteRunner.privateRun(SuiteRunner.java:383)
	at org.testng.SuiteRunner.run(SuiteRunner.java:326)
	at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
	at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:95)
	at org.testng.TestNG.runSuitesSequentially(TestNG.java:1249)
	at org.testng.TestNG.runSuitesLocally(TestNG.java:1169)
	at org.testng.TestNG.runSuites(TestNG.java:1092)
	at org.testng.TestNG.run(TestNG.java:1060)
	at com.intellij.rt.testng.IDEARemoteTestNG.run(IDEARemoteTestNG.java:65)
	at com.intellij.rt.testng.RemoteTestNGStarter.main(RemoteTestNGStarter.java:105)

java.sql.SQLException: Failed to convert 18446744073709551615 to java.lang.Long

	at com.clickhouse.jdbc.internal.JdbcUtils.convert(JdbcUtils.java:273)
	at com.clickhouse.jdbc.ResultSetImpl.getObject(ResultSetImpl.java:1556)
	at com.clickhouse.jdbc.ResultSetImpl.getObject(ResultSetImpl.java:466)
	at com.clickhouse.jdbc.DataTypeTests.testIntegerTypes(DataTypeTests.java:146)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
	at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:136)
	at org.testng.internal.invokers.TestInvoker.invokeMethod(TestInvoker.java:658)
	at org.testng.internal.invokers.TestInvoker.invokeTestMethod(TestInvoker.java:219)
	at org.testng.internal.invokers.MethodRunner.runInSequence(MethodRunner.java:50)
	at org.testng.internal.invokers.TestInvoker$MethodInvocationAgent.invoke(TestInvoker.java:923)
	at org.testng.internal.invokers.TestInvoker.invokeTestMethods(TestInvoker.java:192)
	at org.testng.internal.invokers.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:146)
	at org.testng.internal.invokers.TestMethodWorker.run(TestMethodWorker.java:128)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1597)
	at org.testng.TestRunner.privateRun(TestRunner.java:808)
	at org.testng.TestRunner.run(TestRunner.java:603)
	at org.testng.SuiteRunner.runTest(SuiteRunner.java:429)
	at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:423)
	at org.testng.SuiteRunner.privateRun(SuiteRunner.java:383)
	at org.testng.SuiteRunner.run(SuiteRunner.java:326)
	at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
	at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:95)
	at org.testng.TestNG.runSuitesSequentially(TestNG.java:1249)
	at org.testng.TestNG.runSuitesLocally(TestNG.java:1169)
	at org.testng.TestNG.runSuites(TestNG.java:1092)
	at org.testng.TestNG.run(TestNG.java:1060)
	at com.intellij.rt.testng.IDEARemoteTestNG.run(IDEARemoteTestNG.java:65)
	at com.intellij.rt.testng.RemoteTestNGStarter.main(RemoteTestNGStarter.java:105)

Configuration

Environment

  • Client version: main branch
  • Language version: java 11
  • OS: linux

ClickHouse server

  • ClickHouse Server version: latest as of 2025-04-24

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