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Bug#54686 "field->col->mtype == type" assertion error at row/row0sel.c

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ha_innobase::index_read(), ha_innobase::records_in_range(): Check that
the index is useable before invoking row_sel_convert_mysql_key_to_innobase().

This fix is based on a suggestion by Yasufumi Kinoshita.
This commit is contained in:
Marko Mäkelä
2010-06-22 14:52:15 +03:00
parent a6c1d93e02
commit a1ac083fc3
1 changed files with 7 additions and 0 deletions
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7
storage/innodb_plugin/handler/ha_innodb.cc
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@ -5379,6 +5379,9 @@ ha_innobase::index_read(
prebuilt->index_usable = FALSE;
DBUG_RETURN(HA_ERR_CRASHED);
}
if (UNIV_UNLIKELY(!prebuilt->index_usable)) {
DBUG_RETURN(HA_ERR_TABLE_DEF_CHANGED);
}
/* Note that if the index for which the search template is built is not
necessarily prebuilt->index, but can also be the clustered index */
@ -7221,6 +7224,10 @@ ha_innobase::records_in_range(
n_rows = HA_POS_ERROR;
goto func_exit;
}
if (UNIV_UNLIKELY(!row_merge_is_index_usable(prebuilt->trx, index))) {
n_rows = HA_ERR_TABLE_DEF_CHANGED;
goto func_exit;
}
heap = mem_heap_create(2 * (key->key_parts * sizeof(dfield_t)
+ sizeof(dtuple_t)));