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# 描述
## 功能
# 环境
## 操…
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one of the applications sends to APM labels of a non-standard format that contains
```
labels.[ project: "somename"
```
I can't remove this label on the logstash side, because crashes on the inpu…
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Most Databases have an Sql-like "join" feature. Utilizing this across `Traversal` `Step`s can bring a big boost to performance. e.g. `g.V().hasLabel('foo').out('bar')` could be queried as `select ... …
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**index mapping**
```
{
"nyc-taxis-2020-11-23-1" : {
"mappings" : {
"dynamic" : "strict",
"properties" : {
"cab_color" : {
"type" : "keyword"
}…
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我采用java代码用客户端向服务端发出jdbc查询请求但是不能返回数据。同样的语句用命令行确可以实现查询es请问是我哪里配置错误了吗？（已经同步过元数据）
代码如下：
`public static void main(String[] args) throws ClassNotFoundException, SQLException {
Class.forName("com.qih…
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elasticsearch.yml中
`xpack.security.enabled: true
xpack.license.self_generated.type: basic
xpack.security.transport.ssl.enabled: true`
使用样例中conn1()，控制台显示
ElasticsearchStatusException[Elasticsear…
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Events without `@timestamp` can be difficult to process in certain situations. According to code that [dates back to 2013](https://github.com/elastic/logstash/commit/95a5bcb9620785f3abfa427a044b97c017…
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I select \* from one index which start with number + 'e' , like uuid(5ed516e548a8458c825ec3655127cd46), then
{
"error" : {
"root_cause" : [ {
"type" : "number_format_exception",
"re…
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启动时报错：
2019-11-01 18:01:26.473 [main] INFO org.elasticsearch.plugins.PluginsService - loaded plugin [org.elasticsearch.transport.Netty4Plugin]
2019-11-01 18:01:26.774 [main] ERROR c.a.o.canal.adapt…