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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2022/01/25 04:38:25 UTC
[GitHub] [shardingsphere] strongduanmu opened a new issue #15041: Exception occur when execute query which contains schema name in projections
strongduanmu opened a new issue #15041:
URL: https://github.com/apache/shardingsphere/issues/15041
## Bug Report
### Which version of ShardingSphere did you use?
262285d
### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
ShardingSphere-Proxy
### Expected behavior
Execute successfully.
### Actual behavior
```
[INFO ] 2022-01-25 12:33:52.092 [Connection-3-ThreadExecutor] ShardingSphere-SQL - Logic SQL: SELECT sharding_db.t_order.order_id FROM sharding_db.t_order
[INFO ] 2022-01-25 12:33:52.092 [Connection-3-ThreadExecutor] ShardingSphere-SQL - SQLStatement: MySQLSelectStatement(table=Optional.empty, limit=Optional.empty, lock=Optional.empty, window=Optional.empty)
[INFO ] 2022-01-25 12:33:52.092 [Connection-3-ThreadExecutor] ShardingSphere-SQL - Actual SQL: ds_0 ::: SELECT sharding_db.t_order_0.order_id FROM t_order_0 UNION ALL SELECT sharding_db.t_order_1.order_id FROM t_order_1
[INFO ] 2022-01-25 12:33:52.092 [Connection-3-ThreadExecutor] ShardingSphere-SQL - Actual SQL: ds_1 ::: SELECT sharding_db.t_order_0.order_id FROM t_order_0 UNION ALL SELECT sharding_db.t_order_1.order_id FROM t_order_1
[ERROR] 2022-01-25 12:33:52.099 [Connection-3-ThreadExecutor] o.a.s.p.f.c.CommandExecutorTask - Exception occur:
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown column 'sharding_db.t_order_0.order_id' in 'field list'
at sun.reflect.GeneratedConstructorAccessor41.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
at com.mysql.jdbc.Util.getInstance(Util.java:408)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:944)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3978)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3914)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2530)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2683)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2491)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2449)
at com.mysql.jdbc.StatementImpl.executeInternal(StatementImpl.java:845)
at com.mysql.jdbc.StatementImpl.execute(StatementImpl.java:939)
at com.zaxxer.hikari.pool.ProxyStatement.execute(ProxyStatement.java:103)
at com.zaxxer.hikari.pool.HikariProxyStatement.execute(HikariProxyStatement.java)
at org.apache.shardingsphere.proxy.backend.communication.jdbc.executor.callback.impl.ProxyStatementExecutorCallback.execute(ProxyStatementExecutorCallback.java:40)
at org.apache.shardingsphere.proxy.backend.communication.jdbc.executor.callback.ProxyJDBCExecutorCallback.executeSQL(ProxyJDBCExecutorCallback.java:73)
at org.apache.shardingsphere.proxy.backend.communication.jdbc.executor.callback.ProxyJDBCExecutorCallback.executeSQL(ProxyJDBCExecutorCallback.java:66)
at org.apache.shardingsphere.proxy.backend.communication.jdbc.executor.callback.ProxyJDBCExecutorCallback.executeSQL(ProxyJDBCExecutorCallback.java:44)
at org.apache.shardingsphere.infra.executor.sql.execute.engine.driver.jdbc.JDBCExecutorCallback.execute(JDBCExecutorCallback.java:85)
at org.apache.shardingsphere.infra.executor.sql.execute.engine.driver.jdbc.JDBCExecutorCallback.execute(JDBCExecutorCallback.java:64)
at org.apache.shardingsphere.infra.executor.kernel.ExecutorEngine.syncExecute(ExecutorEngine.java:101)
at org.apache.shardingsphere.infra.executor.kernel.ExecutorEngine.parallelExecute(ExecutorEngine.java:97)
at org.apache.shardingsphere.infra.executor.kernel.ExecutorEngine.execute(ExecutorEngine.java:82)
at org.apache.shardingsphere.infra.executor.sql.execute.engine.driver.jdbc.JDBCExecutor.execute(JDBCExecutor.java:65)
at org.apache.shardingsphere.proxy.backend.communication.jdbc.executor.ProxyJDBCExecutor.execute(ProxyJDBCExecutor.java:71)
at org.apache.shardingsphere.proxy.backend.communication.ProxySQLExecutor.useDriverToExecute(ProxySQLExecutor.java:154)
at org.apache.shardingsphere.proxy.backend.communication.ProxySQLExecutor.execute(ProxySQLExecutor.java:125)
at org.apache.shardingsphere.proxy.backend.communication.ProxySQLExecutor.execute(ProxySQLExecutor.java:117)
at org.apache.shardingsphere.proxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.execute(JDBCDatabaseCommunicationEngine.java:128)
at org.apache.shardingsphere.proxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.execute(JDBCDatabaseCommunicationEngine.java:69)
at org.apache.shardingsphere.proxy.backend.text.data.impl.SchemaAssignedDatabaseBackendHandler.execute(SchemaAssignedDatabaseBackendHandler.java:55)
at org.apache.shardingsphere.proxy.frontend.mysql.command.query.text.query.MySQLComQueryPacketExecutor.execute(MySQLComQueryPacketExecutor.java:62)
at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:96)
at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:69)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
```
### Reason analyze (If you can)
### Steps to reproduce the behavior, such as: SQL to execute, sharding rule configuration, when exception occur etc.
Sharding rule:
```yaml
schemaName: sharding_db
dataSources:
ds_0:
url: jdbc:mysql://127.0.0.1:3306/demo_ds_0?serverTimezone=UTC&useSSL=false
username: root
password: 123456
connectionTimeoutMilliseconds: 30000
idleTimeoutMilliseconds: 60000
maxLifetimeMilliseconds: 1800000
maxPoolSize: 50
minPoolSize: 1
ds_1:
url: jdbc:mysql://127.0.0.1:3306/demo_ds_1?serverTimezone=UTC&useSSL=false
username: root
password: 123456
connectionTimeoutMilliseconds: 30000
idleTimeoutMilliseconds: 60000
maxLifetimeMilliseconds: 1800000
maxPoolSize: 50
minPoolSize: 1
rules:
- !SHARDING
tables:
t_order:
actualDataNodes: ds_${0..1}.t_order_${0..1}
tableStrategy:
standard:
shardingColumn: order_id
shardingAlgorithmName: t_order_inline
keyGenerateStrategy:
column: order_id
keyGeneratorName: snowflake
t_order_item:
actualDataNodes: ds_${0..1}.t_order_item_${0..1}
tableStrategy:
standard:
shardingColumn: order_id
shardingAlgorithmName: t_order_item_inline
keyGenerateStrategy:
column: order_item_id
keyGeneratorName: snowflake
bindingTables:
- t_order,t_order_item
defaultDatabaseStrategy:
standard:
shardingColumn: user_id
shardingAlgorithmName: database_inline
defaultTableStrategy:
none:
shardingAlgorithms:
database_inline:
type: INLINE
props:
algorithm-expression: ds_${user_id % 2}
t_order_inline:
type: INLINE
props:
algorithm-expression: t_order_${order_id % 2}
t_order_item_inline:
type: INLINE
props:
algorithm-expression: t_order_item_${order_id % 2}
keyGenerators:
snowflake:
type: SNOWFLAKE
scalingName: default_scaling
scaling:
default_scaling:
input:
workerThread: 40
batchSize: 1000
rateLimiter:
type: QPS
props:
qps: 50
output:
workerThread: 40
batchSize: 1000
rateLimiter:
type: TPS
props:
tps: 2000
streamChannel:
type: MEMORY
props:
block-queue-size: 10000
completionDetector:
type: IDLE
props:
incremental-task-idle-minute-threshold: 30
dataConsistencyChecker:
type: DATA_MATCH
props:
chunk-size: 1000
```
Execute sql:
```sql
mysql> SELECT sharding_db.t_order.order_id FROM sharding_db.t_order;
ERROR 1054 (42S22): Unknown column 'sharding_db.t_order_0.order_id' in 'field list'
```
### Example codes for reproduce this issue (such as a github link).
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[GitHub] [shardingsphere] menghaoranss closed issue #15041: Exception occur when execute query which contains schema name in projections
Posted by GitBox <gi...@apache.org>.
menghaoranss closed issue #15041:
URL: https://github.com/apache/shardingsphere/issues/15041
--
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[GitHub] [shardingsphere] menghaoranss closed issue #15041: Exception occur when execute query which contains schema name in projections
Posted by GitBox <gi...@apache.org>.
menghaoranss closed issue #15041:
URL: https://github.com/apache/shardingsphere/issues/15041
--
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