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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2020/05/14 09:00:54 UTC
[GitHub] [shardingsphere] hqhangyu opened a new issue #5600: "AS" do not work when i execute query select sql
hqhangyu opened a new issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600
when i connect proxy via psql,and i execute sql that blew:
select rtl_cont_inf.cst_nm as bbb from rtl_cont_inf rtl_cont_inf
and the get result like this
cst_nm
----------------------------------
0401-01
20204030002
202004030003
20204030002
column name can not change to "bbb".
i don not why
somebody can help me?
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[GitHub] [shardingsphere] kimmking commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
kimmking commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629029313
which version? oracle or mysql?
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[GitHub] [shardingsphere] kimmking commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
kimmking commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-628569624
can you show the text logs, image can't be loaded.
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[GitHub] [shardingsphere] kimmking edited a comment on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
kimmking edited a comment on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629029313
which version of proxy? oracle or mysql, and version?
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[GitHub] [shardingsphere] hqhangyu commented on issue #5600: "AS" do not work when i execute query select sql
Posted by GitBox <gi...@apache.org>.
hqhangyu commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-628500756
db is postgresql
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[GitHub] [shardingsphere] hqhangyu commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
hqhangyu commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-628543352
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[GitHub] [shardingsphere] psh882003 commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
psh882003 commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629030328
PG
psh882003@163.com
From: kimmking
Date: 2020-05-15 13:06
To: apache/shardingsphere
CC: psh882003; Comment
Subject: Re: [apache/shardingsphere] "AS" does not work in select sql (#5600)
which version? oracle or mysql?
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[GitHub] [shardingsphere] hqhangyu commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
hqhangyu commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-628536654
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[GitHub] [shardingsphere] psh882003 commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
psh882003 commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629072066
yes
psh882003@163.com
From: hqhangyu
Date: 2020-05-15 14:34
To: apache/shardingsphere
CC: psh882003; Comment
Subject: Re: [apache/shardingsphere] "AS" does not work in select sql (#5600)
which version of proxy? oracle or mysql, and version?
version of proxy is 410 and db is postgresql 10.12 on x86_64-pc-linux-gnu
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[GitHub] [shardingsphere] hqhangyu commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
hqhangyu commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629166403
i got this exception.when i tried again,it may be useful
[ERROR] 18:25:04.378 [pool-6-thread-1] o.a.s.s.f.c.CommandExecutorTask - Exception occur:
java.lang.NullPointerException: null
at org.apache.shardingsphere.shardingproxy.backend.response.query.QueryHeader.<init>(QueryHeader.java:85)
at org.apache.shardingsphere.shardingproxy.backend.response.query.QueryHeader.<init>(QueryHeader.java:67)
at org.apache.shardingsphere.shardingproxy.backend.communication.jdbc.execute.callback.ProxySQLExecuteCallback.getQueryHeaders(ProxySQLExecuteCallback.java:101)
at org.apache.shardingsphere.shardingproxy.backend.communication.jdbc.execute.callback.ProxySQLExecuteCallback.getQueryHeaders(ProxySQLExecuteCallback.java:93)
at org.apache.shardingsphere.shardingproxy.backend.communication.jdbc.execute.callback.ProxySQLExecuteCallback.executeSQL(ProxySQLExecuteCallback.java:86)
at org.apache.shardingsphere.shardingproxy.backend.communication.jdbc.execute.callback.ProxySQLExecuteCallback.executeSQL(ProxySQLExecuteCallback.java:77)
at org.apache.shardingsphere.shardingproxy.backend.communication.jdbc.execute.callback.ProxySQLExecuteCallback.executeSQL(ProxySQLExecuteCallback.java:46)
at org.apache.shardingsphere.sharding.execute.sql.execute.SQLExecuteCallback.execute0(SQLExecuteCallback.java:82)
at org.apache.shardingsphere.sharding.execute.sql.execute.SQLExecuteCallback.execute(SQLExecuteCallback.java:58)
at org.apache.shardingsphere.underlying.executor.engine.ExecutorEngine.syncExecute(ExecutorEngine.java:97)
at org.apache.shardingsphere.underlying.executor.engine.ExecutorEngine.parallelExecute(ExecutorEngine.java:93)
at org.apache.shardingsphere.underlying.executor.engine.ExecutorEngine.execute(ExecutorEngine.java:76)
at org.apache.shardingsphere.sharding.execute.sql.execute.SQLExecuteTemplate.execute(SQLExecuteTemplate.java:68)
at org.apache.shardingsphere.shardingproxy.backend.communication.jdbc.execute.JDBCExecuteEngine.execute(JDBCExecuteEngine.java:78)
at org.apache.shardingsphere.shardingproxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.execute(JDBCD
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[GitHub] [shardingsphere] licyclone commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
licyclone commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629248475
in jdbcDrived for pg ,ResultSetMetaData.getColumnName return the aliasName of colunm ，not actualName of colunm.how can we fix this？
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[GitHub] [shardingsphere] hqhangyu commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
hqhangyu commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629283330
> in jdbcDrived for pg ,ResultSetMetaData.getColumnName return the aliasName of colunm ，not actualName of colunm.how can we fix this？
yes,that is why "AS" does not work,i also found the reason.
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[GitHub] [shardingsphere] kimmking commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
kimmking commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-641723335
@hqhangyu @psh882003
It has been fixed in 4.1.1
https://github.com/apache/shardingsphere/pull/5907
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[GitHub] [shardingsphere] kimmking commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
kimmking commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-628528206
do you show more details.
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[GitHub] [shardingsphere] hqhangyu commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
hqhangyu commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-629056569
> which version of proxy? oracle or mysql, and version?
version of proxy is 410 and db is postgresql 10.12 on x86_64-pc-linux-gnu
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[GitHub] [shardingsphere] kimmking closed issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
kimmking closed issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600
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[GitHub] [shardingsphere] psh882003 commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
psh882003 commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-628977580
[INFO ] 18:19:12.653 [pool-1216-thread-1] ShardingSphere-SQL - Logic SQL: select rtl_cont_inf.cst_nm as bbb from rtl_cont_inf rtl_cont_inf;
[INFO ] 18:19:12.654 [pool-1216-thread-1] ShardingSphere-SQL - SQLStatement: SelectStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@71d2323c, tablesContext=org.apache.shardingsphere.sql.parser.binder.segment.table.TablesContext@50dce60), tablesContext=org.apache.shardingsphere.sql.parser.binder.segment.table.TablesContext@50dce60, projectionsContext=ProjectionsContext(startIndex=7, stopIndex=32, distinctRow=false, projections=[ColumnProjection(owner=rtl_cont_inf, name=cst_nm, alias=Optional[bbb])]), groupByContext=org.apache.shardingsphere.sql.parser.binder.segment.select.groupby.GroupByContext@36cd01f1, orderByContext=org.apache.shardingsphere.sql.parser.binder.segment.select.orderby.OrderByContext@af51a80, paginationContext=org.apache.shardingsphere.sql.parser.binder.segment.select.pagination.PaginationContext@6ad69a30, containsSubquery=false)
[INFO ] 18:19:12.654 [pool-1216-thread-1] ShardingSphere-SQL - Actual SQL: default ::: select rtl_cont_inf.cst_nm as bbb from rtl_cont_inf rtl_cont_inf;
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[GitHub] [shardingsphere] kimmking commented on issue #5600: "AS" does not work in select sql
Posted by GitBox <gi...@apache.org>.
kimmking commented on issue #5600:
URL: https://github.com/apache/shardingsphere/issues/5600#issuecomment-628537452
what's the actual sql in proxy console logs?
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