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  1. MariaDB Server
  2. MDEV-29640

FederatedX does not properly handle pushdown in case of difference in local and remote table names

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    Description

      MariaDB [test]> create or replace table t1 (i int);
      Query OK, 0 rows affected (0,046 sec)
       
      MariaDB [test]> insert into t1 values (1),(2);
      Query OK, 2 rows affected (0,014 sec)
      Records: 2  Duplicates: 0  Warnings: 0
       
      MariaDB [test]> create table t ENGINE=FEDERATED    CONNECTION="mysql://root@127.0.0.1:3315/test/t1";
      Query OK, 0 rows affected (0,025 sec)
       
      MariaDB [test]> set global federated_pushdown=1;
      Query OK, 0 rows affected (0,000 sec)
       
      MariaDB [test]> select * from t;
      ERROR 1030 (HY000): Got error 10000 "Unknown error 10000" from storage engine FEDERATED
       
      MariaDB [test]> set global federated_pushdown=0;
      Query OK, 0 rows affected (0,000 sec)
       
      MariaDB [test]> select * from t;
      +------+
      | i    |
      +------+
      |    1 |
      |    2 |
      +------+
      2 rows in set (0,003 sec)
      
      

      --source have_federatedx.inc
      --source include/federated.inc
       
      connection slave;
       
      create table t1(i int);
        insert into t1 values (1),(2);
       
      --replace_result $SLAVE_MYPORT SLAVE_PORT
      eval
      CREATE TABLE t1_fed ENGINE="FEDERATED" CONNECTION='mysql://root@127.0.0.1:$SLAVE_MYPORT/test/t1';
       
      set global federated_pushdown=0;
      select * from t1_fed;
       
      set global federated_pushdown=1;
      select * from t1_fed;
       
      source include/federated_cleanup.inc;
      

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            alice Alice Sherepa created issue -
            alice Alice Sherepa made changes -
            Field Original Value New Value
            alice Alice Sherepa made changes -
            Assignee Oleg Smirnov [ JIRAUSER50405 ]
            elenst Elena Stepanova made changes -
            Affects Version/s 10.4 [ 22408 ]
            Affects Version/s 10.5 [ 23123 ]
            Affects Version/s 10.6 [ 24028 ]
            Affects Version/s 10.7 [ 24805 ]
            Affects Version/s 10.8 [ 26121 ]
            Affects Version/s 10.9 [ 26905 ]
            Affects Version/s 10.10 [ 27530 ]
            elenst Elena Stepanova made changes -
            Affects Version/s 10.11 [ 27614 ]
            oleg.smirnov Oleg Smirnov made changes -
            Status Open [ 1 ] In Progress [ 3 ]
            oleg.smirnov Oleg Smirnov made changes -
            Summary "Unknown error 10000" from storage engine FEDERATED when using federated_pushdown=1; FederatedX does not properly handle pushdown in case of difference in local and remote table names
            oleg.smirnov Oleg Smirnov made changes -
            Assignee Oleg Smirnov [ JIRAUSER50405 ] Sergei Petrunia [ psergey ]
            Status In Progress [ 3 ] In Review [ 10002 ]
            oleg.smirnov Oleg Smirnov made changes -
            Fix Version/s 10.4.27 [ 28405 ]
            Fix Version/s 10.5.18 [ 28421 ]
            Fix Version/s 10.6.11 [ 28441 ]
            Fix Version/s 10.7.7 [ 28442 ]
            Fix Version/s 10.8.6 [ 28443 ]
            Fix Version/s 10.9.4 [ 28444 ]
            Fix Version/s 10.10.2 [ 28410 ]
            Fix Version/s 10.11.1 [ 28454 ]
            Fix Version/s 10.11 [ 27614 ]
            Resolution Fixed [ 1 ]
            Status In Review [ 10002 ] Closed [ 6 ]

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              psergei Sergei Petrunia
              alice Alice Sherepa
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              Dates

                Created:
                Updated:
                Resolved:

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