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Fix Bug #16290 Unclear error message when adding foreign key constraint

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rb://502 approved by Sunny Bains
This commit is contained in:
Jimmy Yang 2010-11-14 23:08:04 -08:00
commit f64026427e
4 changed files with 37 additions and 2 deletions
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25
storage/innobase/handler/ha_innodb.cc
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@ -960,6 +960,8 @@ convert_error_code_to_mysql(
return(HA_ERR_ROW_IS_REFERENCED);
case DB_CANNOT_ADD_CONSTRAINT:
case DB_CHILD_NO_INDEX:
case DB_PARENT_NO_INDEX:
return(HA_ERR_CANNOT_ADD_FOREIGN);
case DB_CANNOT_DROP_CONSTRAINT:
@ -6977,6 +6979,29 @@ ha_innobase::create(
trx, stmt, stmt_len, norm_name,
create_info->options & HA_LEX_CREATE_TMP_TABLE);
switch (error) {
case DB_PARENT_NO_INDEX:
push_warning_printf(
thd, MYSQL_ERROR::WARN_LEVEL_WARN,
HA_ERR_CANNOT_ADD_FOREIGN,
"Create table '%s' with foreign key constraint"
" failed. There is no index in the referenced"
" table where the referenced columns appear"
" as the first columns.\n", norm_name);
break;
case DB_CHILD_NO_INDEX:
push_warning_printf(
thd, MYSQL_ERROR::WARN_LEVEL_WARN,
HA_ERR_CANNOT_ADD_FOREIGN,
"Create table '%s' with foreign key constraint"
" failed. There is no index in the referencing"
" table where referencing columns appear"
" as the first columns.\n", norm_name);
break;
}
error = convert_error_code_to_mysql(error, flags, NULL);
if (error) {