MySQL Tutorial/Procedure Function/Drop Table — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 13:44, 26 мая 2010
Drop a TEMPORARY table in a procedure
mysql>
mysql> delimiter $$
mysql>
mysql> CREATE PROCEDURE myFunction()
-> BEGIN
-> DECLARE i INT DEFAULT 1;
->
-> CREATE TEMPORARY TABLE ascii_chart
-> (ascii_code int, ascii_char CHAR(1));
->
-> WHILE (i<=128) DO
-> INSERT INTO ascii_chart VALUES(i,CHAR(i));
-> SET i=i+1;
-> END WHILE;
->
-> select * from ascii_chart;
->
-> drop table ascii_chart;
->
-> END$$
Query OK, 0 rows affected (0.00 sec)
mysql>
mysql> delimiter ;
mysql>
mysql> call myFunction();
+------------+------------+
| ascii_code | ascii_char |
+------------+------------+
| 46 | . |
| 47 | / |
| 48 | 0 |
| 49 | 1 |
| 50 | 2 |
| 51 | 3 |
| 52 | 4 |
| 53 | 5 |
| 54 | 6 |
| 55 | 7 |
| 56 | 8 |
| 57 | 9 |
| 58 | : |
| 59 | ; |
| 60 | < |
| 61 | = |
| 62 | > |
| 63 | ? |
| 64 | @ |
| 65 | A |
| 66 | B |
| 67 | C |
| 68 | D |
| 69 | E |
| 70 | F |
| 71 | G |
| 72 | H |
| 73 | I |
| 74 | J |
| 75 | K |
| 76 | L |
| 77 | M |
| 78 | N |
| 79 | O |
| 80 | P |
| 81 | Q |
| 82 | R |
| 83 | S |
| 84 | T |
| 85 | U |
| 86 | V |
| 87 | W |
| 88 | X |
| 89 | Y |
| 90 | Z |
| 91 | [ |
| 92 | \ |
| 93 | ] |
| 94 | ^ |
| 95 | _ |
| 96 | ` |
| 97 | a |
| 98 | b |
| 99 | c |
| 100 | d |
| 101 | e |
| 102 | f |
| 103 | g |
| 104 | h |
| 105 | i |
| 106 | j |
| 107 | k |
| 108 | l |
| 109 | m |
| 110 | n |
| 111 | o |
| 112 | p |
| 113 | q |
| 114 | r |
| 115 | s |
| 116 | t |
| 117 | u |
| 118 | v |
| 119 | w |
| 120 | x |
+------------+------------+
128 rows in set (0.02 sec)
Query OK, 0 rows affected (0.28 sec)
mysql>
mysql> drop procedure myFunction;
Query OK, 0 rows affected (0.00 sec)