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Fix for bug#9897: Views: 'Check Table' crashes MySQL, with a view and a table in the statement

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thd->lex->derived_tables should be zero(it may be changed if we open a view)


mysql-test/r/check.result:
  Fix for bug#9897: Views: 'Check Table' crashes MySQL, with a view and a table in the statement
mysql-test/t/check.test:
  Fix for bug#9897: Views: 'Check Table' crashes MySQL, with a view and a table in the statement
sql/sql_table.cc:
  Fix for bug#9897: Views: 'Check Table' crashes MySQL, with a view and a table in the statement
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unknown
2005-05-07 12:17:54 +00:00
parent 0430cdb7c5
commit e4c2467443
3 changed files with 28 additions and 0 deletions
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7
sql/sql_table.cc
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@ -2342,6 +2342,13 @@ send_result_message:
}
close_thread_tables(thd);
table->table=0; // For query cache
/*
thd->lex->derived_tables may be set to non zero value if we open
a view. It is necessary to clear thd->lex->derived_tables flag
to prevent processing of derived tables during next open_and_lock_tables
if next table is a real table.
*/
thd->lex->derived_tables= 0;
if (protocol->write())
goto err;
}