This table provides information about indexes on
        NDB tables. The columns of the
        index_columns table are listed here, along
        with brief descriptions:
- table_id- Unique ID of the - NDBtable for which the index is defined
- Name of the database containing this table - varchar(64)
- table_name- Name of the table 
- index_object_id- Object ID of this index 
- index_name- Name of the index; if the index is not named, the name of the first column in the index is used 
- index_type- Type of index; normally this is 3 (unique hash index) or 6 (ordered index); the values are the same as those in the - type_idcolumn of the- dict_obj_typestable
- status- One of - new,- changed,- retrieved,- invalid, or- altered
- columns- A comma-delimited list of columns making up the index