Jimexist opened a new issue #1271:
URL: https://github.com/apache/arrow-datafusion/issues/1271
**Describe the bug**
for a table created with create table as values lists, the resulting
information schema show invalid `character_octat_length` info
**To Reproduce**
Steps to reproduce the behavior:
```
❯ create table users as values ('a', 'b');
0 rows in set. Query took 0.002 seconds.
❯ \d
+---------------+--------------------+------------+------------+
| table_catalog | table_schema | table_name | table_type |
+---------------+--------------------+------------+------------+
| datafusion | public | users | BASE TABLE |
| datafusion | information_schema | tables | VIEW |
| datafusion | information_schema | columns | VIEW |
+---------------+--------------------+------------+------------+
3 rows in set. Query took 0.005 seconds.
❯ select * from information_schema.columns;
+---------------+--------------+------------+-------------+------------------+----------------+-------------+-----------+--------------------------+------------------------+-------------------+-------------------------+---------------+--------------------+---------------+
| table_catalog | table_schema | table_name | column_name | ordinal_position
| column_default | is_nullable | data_type | character_maximum_length |
character_octet_length | numeric_precision | numeric_precision_radix |
numeric_scale | datetime_precision | interval_type |
+---------------+--------------+------------+-------------+------------------+----------------+-------------+-----------+--------------------------+------------------------+-------------------+-------------------------+---------------+--------------------+---------------+
| datafusion | public | users | column1 | 0
| | YES | Utf8 | |
2147483647 | | |
| | |
| datafusion | public | users | column2 | 1
| | YES | Utf8 | |
2147483647 | | |
| | |
+---------------+--------------+------------+-------------+------------------+----------------+-------------+-----------+--------------------------+------------------------+-------------------+-------------------------+---------------+--------------------+---------------+
2 rows in set. Query took 0.005 seconds.
```
**Expected behavior**
A clear and concise description of what you expected to happen.
**Additional context**
Add any other context about the problem here.
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