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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2022/01/13 06:53:03 UTC
[GitHub] [shardingsphere] xsong123 opened a new issue #14732: how to refreshTableMetaData
xsong123 opened a new issue #14732:
URL: https://github.com/apache/shardingsphere/issues/14732
version:
shardingsphere5.0.0
mysql5.7
procedure:
two app link to the same db, one create table in the db, another query included the table from the db .
error:
java.lang.NullPointerException
at org.apache.shardingsphere.sharding.merge.dql.orderby.OrderByValue.getOrderValuesCaseSensitiveFromTables(OrderByValue.java:74)
at org.apache.shardingsphere.sharding.merge.dql.orderby.OrderByValue.getOrderValuesCaseSensitive(OrderByValue.java:64)
at org.apache.shardingsphere.sharding.merge.dql.orderby.OrderByValue.(OrderByValue.java:58)
at org.apache.shardingsphere.sharding.merge.dql.orderby.OrderByStreamMergedResult.orderResultSetsToQueue(OrderByStreamMergedResult.java:56)
at org.apache.shardingsphere.sharding.merge.dql.orderby.OrderByStreamMergedResult.(OrderByStreamMergedResult.java:50)
at org.apache.shardingsphere.sharding.merge.dql.groupby.GroupByStreamMergedResult.(GroupByStreamMergedResult.java:52)
at org.apache.shardingsphere.sharding.merge.dql.ShardingDQLResultMerger.getGroupByMergedResult(ShardingDQLResultMerger.java:108)
at org.apache.shardingsphere.sharding.merge.dql.ShardingDQLResultMerger.build(ShardingDQLResultMerger.java:78)
at org.apache.shardingsphere.sharding.merge.dql.ShardingDQLResultMerger.merge(ShardingDQLResultMerger.java:63)
at org.apache.shardingsphere.infra.merge.MergeEngine.executeMerge(MergeEngine.java:90)
at org.apache.shardingsphere.infra.merge.MergeEngine.merge(MergeEngine.java:80)
at org.apache.shardingsphere.driver.jdbc.core.statement.ShardingSpherePreparedStatement.mergeQuery(ShardingSpherePreparedStatement.java:393)
at org.apache.shardingsphere.driver.jdbc.core.statement.ShardingSpherePreparedStatement.executeQuery(ShardingSpherePreparedStatement.java:182)
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[GitHub] [shardingsphere] lanchengx edited a comment on issue #14732: how to refreshMetaData
Posted by GitBox <gi...@apache.org>.
lanchengx edited a comment on issue #14732:
URL: https://github.com/apache/shardingsphere/issues/14732#issuecomment-1011856769
For the refresh table metadata statement, please refer to [RAL]( https://shardingsphere.apache.org/document/current/cn/user-manual/shardingsphere-proxy/distsql/syntax/ral/#%E5%85%B6%E4%BB%96) , currently only Proxy supports using DistSQL，the relevant metadata on zk will be updated
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[GitHub] [shardingsphere] lanchengx commented on issue #14732: how to refreshMetaData
Posted by GitBox <gi...@apache.org>.
lanchengx commented on issue #14732:
URL: https://github.com/apache/shardingsphere/issues/14732#issuecomment-1011856769
For the refresh table metadata statement, please refer to [RAL]( https://shardingsphere.apache.org/document/current/cn/user-manual/shardingsphere-proxy/distsql/syntax/ral/#%E5%85%B6%E4%BB%96) , currently only Proxy supports using DistSQL.
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[GitHub] [shardingsphere] menghaoranss commented on issue #14732: how to refreshMetaData
Posted by GitBox <gi...@apache.org>.
menghaoranss commented on issue #14732:
URL: https://github.com/apache/shardingsphere/issues/14732#issuecomment-1011888553
which mode did you use, `Cluster` or `Standalone`?
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[GitHub] [shardingsphere] xsong123 commented on issue #14732: how to refreshTableMetaData
Posted by GitBox <gi...@apache.org>.
xsong123 commented on issue #14732:
URL: https://github.com/apache/shardingsphere/issues/14732#issuecomment-1011847162
old issue #13853
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[GitHub] [shardingsphere] xsong123 commented on issue #14732: how to refreshMetaData
Posted by GitBox <gi...@apache.org>.
xsong123 commented on issue #14732:
URL: https://github.com/apache/shardingsphere/issues/14732#issuecomment-1012148865
> which mode did you use, `Cluster` or `Standalone`?
it's Cluster.
different apps access to the same db, when one app create a table ,another app cannot get the table's metadata.
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