MySQL export database dictionary to excel file

echo "USE information_schema;
SELECT
  --  T.TABLE_SCHEMA AS ' Database name ',
    T.TABLE_NAME AS ' The name of the table ',
    T.TABLE_COMMENT AS ' Table description ',
 --   T.TABLE_TYPE AS ' Table type ',
 --   T.ENGINE AS ' Database engine ',
    C.COLUMN_NAME AS ' Field name ',
    C.COLUMN_COMMENT AS ' Field description ' ,
    C.COLUMN_TYPE AS ' data type ',
    C.IS_NULLABLE AS ' Allow null ',
    C.EXTRA AS ' Self increasing property ',
    C.ORDINAL_POSITION AS ' Serial number ',
    C.CHARACTER_SET_NAME AS ' Code name ',
    C.COLUMN_DEFAULT AS ' The default value is '
FROM
    COLUMNS C
    INNER JOIN TABLES T ON C.TABLE_SCHEMA = T.TABLE_SCHEMA
    AND C.TABLE_NAME = T.TABLE_NAME
WHERE
    T.TABLE_SCHEMA = ' Your database name '" | mysql -uroot -p > /var/www/dd.xls

Post code directly Modify the database name and export path to use