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在NoSQLBench v5中如何处理UUID类型的查询参数?

NoSQLBench v5中绑定Cassandra UUID主键查询参数的替代方案求助

问题背景

我正在使用NoSQLBench version 5对Cassandra数据库(DataStax DSE 6.8)中的一张表生成查询,该表主键为UUID类型。

示例表结构:

CREATE TABLE test.tab01 (
    id uuid,
    nm text,
    PRIMARY KEY (id)
);

查询需要传入UUID参数:

SELECT nm FROM test.tab01 WHERE id = ?;

旧版实现方式

在旧版NoSQLBench中,我会将表中的id导出到CSV文件,通过**ModuloCSVLineToUUID()**函数绑定查询参数,示例YAML脚本如下:

测试脚本test01.yaml:

scenarios:
  default: run driver=stdout cycles=10
  teste: run driver=cql hosts=srvdse01 localdc=Cassandra cycles=1000

bindings:
  item : ModuloCSVLineToUUID('ids.csv','id')

statements:
 - cmd1: |
          select nm from test.tab01 where id = {item};

报错信息

在NoSQLBench v5中运行该脚本时出现如下错误:

$ /opt/nb/nb5 test01 teste
2074 ERROR \[scenarios:001\] SCENARIO     Error in scenario, shutting down. (javax.script.ScriptException: java.lang.RuntimeException: There were no functions found for ModuloCSVLineToUUID('ids.csv','id'))
2086 WARN  \[main\] NBCLI        executions: 1 scenarios, 0 normal, 1 errored
2087 ERROR \[main\] ERRORHANDLER Error from driver or included library: javax.script.ScriptException: java.lang.RuntimeException: There were no functions found for ModuloCSVLineToUUID('ids.csv','id')
java.lang.RuntimeException: javax.script.ScriptException: java.lang.RuntimeException: There were no functions found for ModuloCSVLineToUUID('ids.csv','id')
at io.nosqlbench.engine.core.lifecycle.scenario.Scenario.executeScenarioScripts(Scenario.java:335)
at io.nosqlbench.engine.core.lifecycle.scenario.Scenario.runScenario(Scenario.java:269)
at io.nosqlbench.engine.core.lifecycle.scenario.Scenario.call(Scenario.java:406)
at io.nosqlbench.engine.core.lifecycle.scenario.Scenario.call(Scenario.java:63)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: javax.script.ScriptException: java.lang.RuntimeException: There were no functions found for ModuloCSVLineToUUID('ids.csv','id')

求助需求

求在NoSQLBench v5中实现从CSV读取UUID并绑定查询参数的替代方法。


内容的提问来源于stack exchange,提问作者Jose Tecles

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最近更新时间:2026.07.30 09:00:32