Fix the problem of Tag selector "=" filter can not match the whole word #84
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Motivation:
Tag选择器的“=”筛选,不能实现全字匹配。
比如jvm.threads.daemon{app="foo"},这样查询
实际结果是,能够查询到foo和gateway等多个应用的时序数据
预期结果是,只查询到foo应用的时序数据
Modification:
使用ES的keyword特性,阻止ES进行分词
Result:
Fixes #83 .