hailin.huang created KYLIN-3832:
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Summary: Kylin Pushdown query not support postgresql
Key: KYLIN-3832
URL: https://issues.apache.org/jira/browse/KYLIN-3832
Project: Kylin
Issue Type: Bug
Components: Query Engine
Affects Versions: v2.5.2
Reporter: hailin.huang
Fix For: Future
when I run pushdown to postgresql in my env, I encount the below exception.
it seems that kylin need support more JDBC Driver, PushDownRunnerJdbcImpl.class
should be more general.
2019-02-26 16:12:53,168 ERROR [Query 207dcf77-7c14-8078-ea8b-79644a0c576d-48]
service.QueryService:989 : pushdown engine failed current query too
java.sql.SQLException: Unrecognized column type: int8
at
org.apache.kylin.query.adhoc.PushDownRunnerJdbcImpl.toSqlType(PushDownRunnerJdbcImpl.java:260)
at
org.apache.kylin.query.adhoc.PushDownRunnerJdbcImpl.extractColumnMeta(PushDownRunnerJdbcImpl.java:192)
at
org.apache.kylin.query.adhoc.PushDownRunnerJdbcImpl.executeQuery(PushDownRunnerJdbcImpl.java:68)
at
org.apache.kylin.query.util.PushDownUtil.tryPushDownQuery(PushDownUtil.java:122)
at
org.apache.kylin.query.util.PushDownUtil.tryPushDownSelectQuery(PushDownUtil.java:69)
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