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Posted to issues@ignite.apache.org by "Taras Ledkov (JIRA)" <ji...@apache.org> on 2019/02/28 09:57:00 UTC

[jira] [Created] (IGNITE-11444) SQL: MERGE USING throws unclear exception

Taras Ledkov created IGNITE-11444:
-------------------------------------

             Summary: SQL: MERGE USING throws unclear exception
                 Key: IGNITE-11444
                 URL: https://issues.apache.org/jira/browse/IGNITE-11444
             Project: Ignite
          Issue Type: Task
          Components: sql
    Affects Versions: 2.7
            Reporter: Taras Ledkov
            Assignee: Taras Ledkov


The unsupported SQL statement MERGE USING throws unclear exception because H2 uses internal _ROWID_ column at MERGE USING implementation. Ignite tables doesn't contain _ROWID_ column.
{code}
Caused by: org.h2.jdbc.JdbcSQLException: Column count does not match; SQL statement:
SELECT _ROWID_ FROM PARENT AS P WHERE (((P.ID = S.ID)
    AND (1 = 1))
    AND (S.ID = P.ID)) [21002-197]
	at org.h2.message.DbException.getJdbcSQLException(DbException.java:357)
	at org.h2.message.DbException.get(DbException.java:179)
	at org.h2.message.DbException.get(DbException.java:155)
	at org.h2.message.DbException.get(DbException.java:144)
	at org.h2.command.dml.MergeUsing.prepare(MergeUsing.java:403)
	at org.h2.command.Parser.prepareCommand(Parser.java:283)
	at org.h2.engine.Session.prepareLocal(Session.java:611)
	at org.h2.engine.Session.prepareCommand(Session.java:549)
	at org.h2.jdbc.JdbcConnection.prepareCommand(JdbcConnection.java:1247)
	at org.h2.jdbc.JdbcPreparedStatement.<init>(JdbcPreparedStatement.java:76)
	at org.h2.jdbc.JdbcConnection.prepareStatement(JdbcConnection.java:694)
	at org.apache.ignite.internal.processors.query.h2.ConnectionManager.prepareStatementNoCache(ConnectionManager.java:363)
	at org.apache.ignite.internal.processors.query.h2.QueryParser.parseH2(QueryParser.java:264)
{code}



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