Quest DB 使用 Java 与线路协议运行教程数据插入失败

Question

OS：Ubuntu 20.04.3 LTS Java: openjdk 版本“17” 2021-09-14 | OpenJDK 运行时环境（build 17+35-2724）库：实现组：'org.questdb'，名称：'questdb'，版本：'6.0.9'

每当我尝试运行样本时，它都会产生此错误：

    > Task :LineTCPSenderMain.main() FAILED
Exception in thread "main" java.lang.ExceptionInInitializerError
    at io.questdb.std.Unsafe.getFieldOffset(Unsafe.java:169)
    at io.questdb.std.UnsafeProbe.probe(Unsafe.java:105)
    at io.questdb.std.Unsafe.getOrdinaryObjectPointersCompressionStatus(Unsafe.java:119)
    at io.questdb.std.Unsafe.AccessibleObject_override_fieldOffset(Unsafe.java:86)
    at io.questdb.std.Unsafe.<clinit>(Unsafe.java:60)
    at io.questdb.std.Numbers.<clinit>(Numbers.java:2397)
    at io.questdb.std.AbstractCharSequenceHashSet.<init>(AbstractCharSequenceHashSet.java:45)
    at io.questdb.std.CharSequenceObjHashMap.<init>(CharSequenceObjHashMap.java:45)
    at io.questdb.std.CharSequenceObjHashMap.<init>(CharSequenceObjHashMap.java:40)
    at io.questdb.std.CharSequenceObjHashMap.<init>(CharSequenceObjHashMap.java:36)
    at io.questdb.log.LogFactory.<init>(LogFactory.java:51)
    at io.questdb.log.LogFactory.<init>(LogFactory.java:62)
    at io.questdb.log.LogFactory.<clinit>(LogFactory.java:40)
    at io.questdb.cutlass.line.LineTcpSender.<clinit>(LineTcpSender.java:32)
    at codes.rb.pricesloader.LineTCPSenderMain.main(LineTCPSenderMain.java:15)
Caused by: java.lang.NoSuchFieldException: intField
Caused by: java.lang.NoSuchFieldException: intField

    at java.base/java.lang.Class.getDeclaredField(Class.java:2610)
    at io.questdb.std.Unsafe.getFieldOffset(Unsafe.java:167)
    ... 14 more

Answer 1

QuestDB v6.0.9（及之前版本）在 Java 17 上不运行。仅 Java 支持 11 或 8

Quest DB 使用 Java 与线路协议运行教程数据插入失败

Quest DB failed to run tutorial data insertion using Java with line protocol

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questdb

influx-line-protocol

Quest DB 使用 Java 与线路协议 运行 教程数据插入失败

Quest DB failed to run tutorial data insertion using Java with line protocol

java

questdb

influx-line-protocol

Quest DB 使用 Java 与线路协议运行教程数据插入失败