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Bug #27653: Temp table can't be created if lower_case_table_names=1 and

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tmpdir has uppercase

Fix: don't convert mysql_tmpdir to lower case when building the path to a
temporary table


mysql-test/include/have_lowercase1.inc:
  BitKeeper file /benchmarks/ext3/TOSAVE/tsmith/bk/maint/b27653/50/mysql-test/include/have_lowercase1.inc
mysql-test/r/lowercase1.require:
  BitKeeper file /benchmarks/ext3/TOSAVE/tsmith/bk/maint/b27653/50/mysql-test/r/lowercase1.require
mysql-test/r/lowercase_mixed_tmpdir.result:
  BitKeeper file /benchmarks/ext3/TOSAVE/tsmith/bk/maint/b27653/50/mysql-test/r/lowercase_mixed_tmpdir.result
mysql-test/t/lowercase_mixed_tmpdir-master.opt:
  BitKeeper file /benchmarks/ext3/TOSAVE/tsmith/bk/maint/b27653/50/mysql-test/t/lowercase_mixed_tmpdir-master.opt
mysql-test/t/lowercase_mixed_tmpdir-master.sh:
  BitKeeper file /benchmarks/ext3/TOSAVE/tsmith/bk/maint/b27653/50/mysql-test/t/lowercase_mixed_tmpdir-master.sh
mysql-test/t/lowercase_mixed_tmpdir.test:
  BitKeeper file /benchmarks/ext3/TOSAVE/tsmith/bk/maint/b27653/50/mysql-test/t/lowercase_mixed_tmpdir.test
sql/sql_table.cc:
  When building the path for a temporary table file, do not
  convert mysql_tmpdir to lower case; lower_case_table_names
  should not apply to mysql_tmpdir.
This commit is contained in:
unknown
2007-04-30 23:16:46 +02:00
parent b183fbbb18
commit 36dea21b6c
7 changed files with 48 additions and 10 deletions
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26
sql/sql_table.cc
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@ -42,6 +42,7 @@ static int copy_data_between_tables(TABLE *from,TABLE *to,
static bool prepare_blob_field(THD *thd, create_field *sql_field);
static bool check_engine(THD *thd, const char *table_name,
enum db_type *new_engine);
static void set_tmp_file_path(char *buf, size_t bufsize, THD *thd);
/*
@ -1681,11 +1682,7 @@ bool mysql_create_table(THD *thd,const char *db, const char *table_name,
/* Check if table exists */
if (create_info->options & HA_LEX_CREATE_TMP_TABLE)
{
my_snprintf(path, sizeof(path), "%s%s%lx_%lx_%x%s",
mysql_tmpdir, tmp_file_prefix, current_pid, thd->thread_id,
thd->tmp_table++, reg_ext);
if (lower_case_table_names)
my_casedn_str(files_charset_info, path);
set_tmp_file_path(path, sizeof(path), thd);
create_info->table_options|=HA_CREATE_DELAY_KEY_WRITE;
}
else
@ -2801,11 +2798,7 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table,
{
if (find_temporary_table(thd, db, table_name))
goto table_exists;
my_snprintf(dst_path, sizeof(dst_path), "%s%s%lx_%lx_%x%s",
mysql_tmpdir, tmp_file_prefix, current_pid,
thd->thread_id, thd->tmp_table++, reg_ext);
if (lower_case_table_names)
my_casedn_str(files_charset_info, dst_path);
set_tmp_file_path(dst_path, sizeof(dst_path), thd);
create_info->table_options|= HA_CREATE_DELAY_KEY_WRITE;
}
else
@ -4319,3 +4312,16 @@ static bool check_engine(THD *thd, const char *table_name,
}
return FALSE;
}
static void set_tmp_file_path(char *buf, size_t bufsize, THD *thd)
{
char *p= strnmov(buf, mysql_tmpdir, bufsize);
my_snprintf(p, bufsize - (p - buf), "%s%lx_%lx_%x%s",
tmp_file_prefix, current_pid,
thd->thread_id, thd->tmp_table++, reg_ext);
if (lower_case_table_names)
{
/* Convert all except tmpdir to lower case */
my_casedn_str(files_charset_info, p);
}
}