strongduanmu opened a new issue, #22384: URL: https://github.com/apache/shardingsphere/issues/22384
## Bug Report ### Which version of ShardingSphere did you use? https://github.com/apache/shardingsphere/commit/443899a9a09daf6ac74026a0794c61c8d51d22c6 ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy? ShardingSphere-Proxy ### Expected behavior Execute `SELECT o.*, * FROM t_order o FULL JOIN t_order_item i using(user_id, order_id) WHERE o.user_id = 10 ORDER BY o.order_id;` successfully. ### Actual behavior ``` [ERROR] 2022-11-24 16:11:27.355 [Connection-1-ThreadExecutor] o.a.s.p.f.c.CommandExecutorTask - Exception occur: java.lang.RuntimeException: java.lang.AssertionError: Conversion to relational algebra failed to preserve datatypes: validated type: RecordType(JavaType(class java.lang.Integer) user_id, JavaType(class java.lang.Integer) order_id, JavaType(class java.lang.String) status, JavaType(class java.lang.Integer) merchant_id, JavaType(class java.lang.String) remark, JavaType(class java.sql.Date) creation_date, JavaType(class java.lang.Integer) order_id0, JavaType(class java.lang.Integer) merchant_id0, JavaType(class java.lang.String) remark0, JavaType(class java.sql.Date) creation_date0) NOT NULL converted type: RecordType(INTEGER user_id, JavaType(class java.lang.Integer) order_id, JavaType(class java.lang.String) status, JavaType(class java.lang.Integer) merchant_id, JavaType(class java.lang.String) remark, JavaType(class java.sql.Date) creation_date, JavaType(class java.lang.Integer) order_id0, JavaType(class java.lang.Integer) merchant_id0, JavaType(class java.lang.String) remark0, JavaType(class java.sql.Date) creation_date0) NOT NULL rel: LogicalSort(sort0=[$6], dir0=[ASC]) LogicalProject(user_id=[COALESCE($1, CAST($2):INTEGER)], order_id=[COALESCE($0, $1)], status=[$2], merchant_id=[$3], remark=[$4], creation_date=[$5], order_id0=[$0], merchant_id0=[$3], remark0=[$4], creation_date0=[$5]) LogicalFilter(condition=[=(CAST($1):INTEGER, 10)]) LogicalJoin(condition=[AND(=($1, $8), =($0, $7))], joinType=[full]) LogicalTableScan(table=[[public, t_order]]) LogicalTableScan(table=[[public, t_order_item]]) at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:86) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.AssertionError: Conversion to relational algebra failed to preserve datatypes: validated type: RecordType(JavaType(class java.lang.Integer) user_id, JavaType(class java.lang.Integer) order_id, JavaType(class java.lang.String) status, JavaType(class java.lang.Integer) merchant_id, JavaType(class java.lang.String) remark, JavaType(class java.sql.Date) creation_date, JavaType(class java.lang.Integer) order_id0, JavaType(class java.lang.Integer) merchant_id0, JavaType(class java.lang.String) remark0, JavaType(class java.sql.Date) creation_date0) NOT NULL converted type: RecordType(INTEGER user_id, JavaType(class java.lang.Integer) order_id, JavaType(class java.lang.String) status, JavaType(class java.lang.Integer) merchant_id, JavaType(class java.lang.String) remark, JavaType(class java.sql.Date) creation_date, JavaType(class java.lang.Integer) order_id0, JavaType(class java.lang.Integer) merchant_id0, JavaType(class java.lang.String) remark0, JavaType(class java.sql.Date) creation_date0) NOT NULL rel: LogicalSort(sort0=[$6], dir0=[ASC]) LogicalProject(user_id=[COALESCE($1, CAST($2):INTEGER)], order_id=[COALESCE($0, $1)], status=[$2], merchant_id=[$3], remark=[$4], creation_date=[$5], order_id0=[$0], merchant_id0=[$3], remark0=[$4], creation_date0=[$5]) LogicalFilter(condition=[=(CAST($1):INTEGER, 10)]) LogicalJoin(condition=[AND(=($1, $8), =($0, $7))], joinType=[full]) LogicalTableScan(table=[[public, t_order]]) LogicalTableScan(table=[[public, t_order_item]]) at org.apache.calcite.sql2rel.SqlToRelConverter.checkConvertedType(SqlToRelConverter.java:492) at org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:607) at org.apache.shardingsphere.sqlfederation.optimizer.SQLOptimizeEngine.optimize(SQLOptimizeEngine.java:50) at org.apache.shardingsphere.sqlfederation.advanced.AdvancedSQLFederationExecutor.execute(AdvancedSQLFederationExecutor.java:151) at org.apache.shardingsphere.sqlfederation.advanced.AdvancedSQLFederationExecutor.executeQuery(AdvancedSQLFederationExecutor.java:119) at org.apache.shardingsphere.proxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.doExecuteFederation(JDBCDatabaseCommunicationEngine.java:164) at org.apache.shardingsphere.proxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.execute(JDBCDatabaseCommunicationEngine.java:122) at org.apache.shardingsphere.proxy.frontend.opengauss.command.query.simple.OpenGaussComQueryExecutor.execute(OpenGaussComQueryExecutor.java:76) at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:111) at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:78) ... 3 common frames omitted ``` ### Reason analyze (If you can) ### Steps to reproduce the behavior, such as: SQL to execute, sharding rule configuration, when exception occur etc. ### Example codes for reproduce this issue (such as a github link). -- This is an automated message from the Apache Git Service. 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