SYSTEMDB-HANA STUDIO-无法连接

6条回答
半个程序猿
1楼 · 2020-08-27 15:19.采纳回答
嗨弗洛林，
请从HANA studio主机检查HANA数据库主机上的30213端口是否已打开。
您可以通过从HANA studio主机运行以下命令来检查此端口：telnet 30213
即使打开端口，错误是否还会继续出现。
最好的问候，
Kashyap Shah
小灯塔
2楼-- · 2020-08-27 15:12
嗨弗洛林，
如果您可以连接到租户，那是一个好兆头。意味着您没有连接问题
您可以分享确切的错误吗？认证？交流？
请尽可能包括hdbsql的屏幕截图。谢谢。
最好的问候
巴拉斯
zhangjiyang1323
3楼-- · 2020-08-27 15:07
你好Kashyap，
感谢您的支持。我已经测试了与telnet的连接，但无法正常工作（正在连接到...）
我将从操作系统级别检查以打开端口连接，并在此处返回反馈。
此致
弗洛林
ZJXianG
4楼-- · 2020-08-27 15:19
克里斯蒂安你好普莉雅
我已通过连接从Hana Studio开始跟踪-出于安全原因，我已将主机名更改为xxx :)
  Java版本：  8 ClassLoader：com.sap.ndb.studio.jdbc.JDBCPlugin $ 2 [id = 215438，parents = System @ 7428]进程ID：9968驱动程序版本：com.sap.db.jdbc软件包，Java Platform API Specification，版本1.6，  SAP HANA JDBC驱动程序，SAP SE，2.4.63-956d351aa013aa9647b14219e56abec2298beb20跟踪配置：级别：数据包，连接显示明文客户端加密的值：禁用显示时间戳：禁用跟踪文件大小：无限错误停止：禁用---- 线程65b4d45线程-24连接打开：com.sap.db.jdbc.HanaConnectionFinalize@36fe7f87属性：{connectTimeout = 10000，databaseName = SYSTEMDB，encrypt == false，instanceNumber = 02，locale = en_US，password = ***，reconnect =  true，tableOutputParameterMetaData = false，transactionalLobs = false，user = FLORIN} PreferredAddresses：[xxx：30213] ResolvedAddresses：[xxx：30213]会话开放：com.sap.db.jdbc.BasicSession@24b9b682 Ha  naConnectionFinalize @ 36fe7f87 xxx：30213 RTEException：SQLSTART_REQUIRED（5）-813无法连接到主机xxx：30213 [连接超时（本地端口64457到地址0.0.0.0，远程端口30213到地址9.20.210.139（cisbw4hana）））]--  813。  com.sap.db.jdbc.exceptions.RTEException。<init>（RTEException.java:44）处的com.sap.db.jdbc.exceptions.RTEException。<init>（RTEException.java:44）处的com.sap.db.jdbc.trace.Tracer.printCurrentStackTrace（Tracer.java:275）处的java.lang.Throwable  com.sap.db.jdbc.Exceptions.RTEException。<init>（RTEException.java:24）位于com.sap.db.jdbc.Session._throwRTEException（Session.java:938）位于com.sap.db.jdbc。  Session._openSocket（Session.java:551）位于com.sap.db.jdbc.BasicSession。<init>（BasicSession.java:50）位于com.sap.db.jdbc.BasicSession $ 1.newInstance（BasicSession.java:29  ）的com.sap.db.jdbc.DriverSapDB的com.sap.db.jdbc.ConnectionSapDB._connectAnchor（ConnectionSapDB.java:2214）的com.sap.db.jdbc.Session.newInstance（Session.java:116）。  _connect（DriverSapDB.java:2407）com.sap.db.jdbc.DriverSapDB.connect（DriverSapDB.java:2063）com.sap.ndb.studio.jdbc.JDBCConnection $ 1.run（JDBCConnection.java:173）</p>
 我的计算机（Windows）中的<p>/etc/hosts已调整。 通过主机可以Ping通。  </p>
 <p>此致</p>
 <p>弗洛林</p>                                                                    <div class="appendcontent">
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             <span>5楼-- · 2020-08-27 14:59</span>
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                                                                          <p>你好Kashyap，</p>
 <p>我已经配置了防火墙，现在连接正在工作。  （出于测试目的-禁用防火墙）</p>
 <p>感谢大家的支持。</p>
 <p>此致</p>
 <p>弗洛林</p>                                                                    <div class="appendcontent">
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            渐行渐远_HoldOn                                          </a>
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             <span>6楼-- · 2020-08-27 15:00</span>
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                                                                          <p> [root @ xxx〜]#netstat -an |  grep 30213 tcp 0 0 0.0.0.0:30213 0.0.0.0:* LISTEN </p>                                                                    <div class="appendcontent">
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