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Hive3

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Please follow the instructions below to successfully add and use the Hive database in TapData Cloud.

Limitations​

Hive is only supported as a target.

Supported Version​

Hive 3.1.2

Configuration Instructions​

Data Source Configuration​

  • Host/IP
  • Port
  • Database Name
  • Account and Password

Enable CDC Configuration​

In Hive, row-level operations like update and delete are transactional operations. Therefore, you need to enable transactional operations in Hive by modifying the hive-site.xml configuration with the following settings. After making the changes, restart for the changes to take effect.

<property>
    <name>hive.support.concurrency</name>
    <value>true</value>
</property>
<property>
    <name>hive.enforce.bucketing</name>
    <value>true</value>
</property>
<property>
    <name>hive.exec.dynamic.partition.mode</name>
    <value>nonstrict</value>
</property>
<property>
    <name>hive.txn.manager</name>
    <value>org.apache.hadoop.hive.ql.lockmgr.DbTxnManager</value>
</property>
<property>
    <name>hive.compactor.initiator.on</name>
    <value>true</value>
</property>
<property>
    <name>hive.compactor.worker.threads</name>
    <value>1</value>
</property>
<property>
    <name>hive.in.test</name>
    <value>true</value>
</property>