select * from t1 into outfile '/data.data' fields terminated by ',' enclosed by '"';

 load data infile '/data.data' into table t2 fields terminated by ',' enclosed by '"';

SELECT

    [ALL | DISTINCT | DISTINCTROW ]

      [HIGH_PRIORITY]

      [STRAIGHT_JOIN]

      [SQL_SMALL_RESULT] [SQL_BIG_RESULT] [SQL_BUFFER_RESULT]

      [SQL_CACHE | SQL_NO_CACHE] [SQL_CALC_FOUND_ROWS]

    select_expr [, select_expr ...]

    [FROM table_references

      [PARTITION partition_list]

    [WHERE where_condition]

    [GROUP BY {col_name | expr | position}

      [ASC | DESC], ... [WITH ROLLUP]]

    [HAVING where_condition]

    [ORDER BY {col_name | expr | position}

      [ASC | DESC], ...]

    [LIMIT {[offset,] row_count | row_count OFFSET offset}]

    [PROCEDURE procedure_name(argument_list)]

    [INTO OUTFILE 'file_name'

        [CHARACTER SET charset_name]

        export_options

      | INTO DUMPFILE 'file_name'

      | INTO var_name [, var_name]]

    [FOR UPDATE | LOCK IN SHARE MODE]]

LOAD DATA [LOW_PRIORITY | CONCURRENT] [LOCAL] INFILE 'file_name'

    [REPLACE | IGNORE]

    INTO TABLE tbl_name

    [PARTITION (partition_name,...)]

    [CHARACTER SET charset_name]

    [{FIELDS | COLUMNS}

        [TERMINATED BY 'string']

        [[OPTIONALLY] ENCLOSED BY 'char']

        [ESCAPED BY 'char']

    ]

    [LINES

        [STARTING BY 'string']

        [TERMINATED BY 'string']

    ]

    [IGNORE number {LINES | ROWS}]

    [(col_name_or_user_var,...)]

    [SET col_name = expr,...]