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1 |
| -drop table �����Ѹ� |
| 1 | +drop table �����Ѹ�; |
2 | 2 | ERROR: Relation '�����Ѹ�' does not exist
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3 |
| -create table �����Ѹ� (�Ѹ� text, ʬ�ॳ���� varchar, ����1A���� char(16)) |
4 |
| -create index �����Ѹ�index1 on �����Ѹ� using btree (�Ѹ�) |
5 |
| -create index �����Ѹ�index2 on �����Ѹ� using hash (ʬ�ॳ����) |
6 |
| -insert into �����Ѹ� values('����ԥ塼���ǥ����ץ쥤','��A01��') |
7 |
| -insert into �����Ѹ� values('����ԥ塼������ե��å���','ʬB10��') |
8 |
| -insert into �����Ѹ� values('����ԥ塼���ץ�����ޡ�','��Z01��') |
9 |
| -vacuum �����Ѹ� |
10 |
| -select * from �����Ѹ� |
| 3 | +create table �����Ѹ� (�Ѹ� text, ʬ�ॳ���� varchar, ����1A���� char(16)); |
| 4 | +create index �����Ѹ�index1 on �����Ѹ� using btree (�Ѹ�); |
| 5 | +create index �����Ѹ�index2 on �����Ѹ� using hash (ʬ�ॳ����); |
| 6 | +insert into �����Ѹ� values('����ԥ塼���ǥ����ץ쥤','��A01��'); |
| 7 | +insert into �����Ѹ� values('����ԥ塼������ե��å���','ʬB10��'); |
| 8 | +insert into �����Ѹ� values('����ԥ塼���ץ�����ޡ�','��Z01��'); |
| 9 | +vacuum �����Ѹ�; |
| 10 | +select * from �����Ѹ�; |
11 | 11 | �Ѹ� | ʬ�ॳ���� | ����1a����
|
12 | 12 | ----------------------------+------------+------------
|
13 | 13 | ����ԥ塼���ǥ����ץ쥤 | ��A01�� |
|
14 | 14 | ����ԥ塼������ե��å��� | ʬB10�� |
|
15 | 15 | ����ԥ塼���ץ�����ޡ� | ��Z01�� |
|
16 | 16 | (3 rows)
|
17 | 17 |
|
18 |
| -select * from �����Ѹ� where ʬ�ॳ���� = '��Z01��' |
| 18 | +select * from �����Ѹ� where ʬ�ॳ���� = '��Z01��'; |
19 | 19 | �Ѹ� | ʬ�ॳ���� | ����1a����
|
20 | 20 | --------------------------+------------+------------
|
21 | 21 | ����ԥ塼���ץ�����ޡ� | ��Z01�� |
|
22 | 22 | (1 row)
|
23 | 23 |
|
24 |
| -select * from �����Ѹ� where ʬ�ॳ���� ~* '��z01��' |
| 24 | +select * from �����Ѹ� where ʬ�ॳ���� ~* '��z01��'; |
25 | 25 | �Ѹ� | ʬ�ॳ���� | ����1a����
|
26 | 26 | --------------------------+------------+------------
|
27 | 27 | ����ԥ塼���ץ�����ޡ� | ��Z01�� |
|
28 | 28 | (1 row)
|
29 | 29 |
|
30 |
| -select * from �����Ѹ� where ʬ�ॳ���� like '_Z01_' |
| 30 | +select * from �����Ѹ� where ʬ�ॳ���� like '_Z01_'; |
31 | 31 | �Ѹ� | ʬ�ॳ���� | ����1a����
|
32 | 32 | --------------------------+------------+------------
|
33 | 33 | ����ԥ塼���ץ�����ޡ� | ��Z01�� |
|
34 | 34 | (1 row)
|
35 | 35 |
|
36 |
| -select * from �����Ѹ� where ʬ�ॳ���� like '_Z%' |
| 36 | +select * from �����Ѹ� where ʬ�ॳ���� like '_Z%'; |
37 | 37 | �Ѹ� | ʬ�ॳ���� | ����1a����
|
38 | 38 | --------------------------+------------+------------
|
39 | 39 | ����ԥ塼���ץ�����ޡ� | ��Z01�� |
|
40 | 40 | (1 row)
|
41 | 41 |
|
42 |
| -select * from �����Ѹ� where �Ѹ� ~ '����ԥ塼��[�ǥ�]' |
| 42 | +select * from �����Ѹ� where �Ѹ� ~ '����ԥ塼��[�ǥ�]'; |
43 | 43 | �Ѹ� | ʬ�ॳ���� | ����1a����
|
44 | 44 | ----------------------------+------------+------------
|
45 | 45 | ����ԥ塼���ǥ����ץ쥤 | ��A01�� |
|
46 | 46 | ����ԥ塼������ե��å��� | ʬB10�� |
|
47 | 47 | (2 rows)
|
48 | 48 |
|
49 |
| -select * from �����Ѹ� where �Ѹ� ~* '����ԥ塼��[�ǥ�]' |
| 49 | +select * from �����Ѹ� where �Ѹ� ~* '����ԥ塼��[�ǥ�]'; |
50 | 50 | �Ѹ� | ʬ�ॳ���� | ����1a����
|
51 | 51 | ----------------------------+------------+------------
|
52 | 52 | ����ԥ塼���ǥ����ץ쥤 | ��A01�� |
|
53 | 53 | ����ԥ塼������ե��å��� | ʬB10�� |
|
54 | 54 | (2 rows)
|
55 | 55 |
|
56 |
| -select *,character_length(�Ѹ�) from �����Ѹ� |
57 |
| - �Ѹ� | ʬ�ॳ���� | ����1a���� | length |
58 |
| -----------------------------+------------+------------+-------- |
59 |
| - ����ԥ塼���ǥ����ץ쥤 | ��A01�� | | 12 |
60 |
| - ����ԥ塼������ե��å��� | ʬB10�� | | 13 |
61 |
| - ����ԥ塼���ץ�����ޡ� | ��Z01�� | | 12 |
| 56 | +select *,character_length(�Ѹ�) from �����Ѹ�; |
| 57 | + �Ѹ� | ʬ�ॳ���� | ����1a���� | char_length |
| 58 | +----------------------------+------------+------------+------------- |
| 59 | + ����ԥ塼���ǥ����ץ쥤 | ��A01�� | | 12 |
| 60 | + ����ԥ塼������ե��å��� | ʬB10�� | | 13 |
| 61 | + ����ԥ塼���ץ�����ޡ� | ��Z01�� | | 12 |
62 | 62 | (3 rows)
|
63 | 63 |
|
64 |
| -select *,octet_length(�Ѹ�) from �����Ѹ� |
| 64 | +select *,octet_length(�Ѹ�) from �����Ѹ�; |
65 | 65 | �Ѹ� | ʬ�ॳ���� | ����1a���� | octet_length
|
66 | 66 | ----------------------------+------------+------------+--------------
|
67 | 67 | ����ԥ塼���ǥ����ץ쥤 | ��A01�� | | 24
|
68 | 68 | ����ԥ塼������ե��å��� | ʬB10�� | | 26
|
69 | 69 | ����ԥ塼���ץ�����ޡ� | ��Z01�� | | 24
|
70 | 70 | (3 rows)
|
71 | 71 |
|
72 |
| -select *,position('��' in �Ѹ�) from �����Ѹ� |
| 72 | +select *,position('��' in �Ѹ�) from �����Ѹ�; |
73 | 73 | �Ѹ� | ʬ�ॳ���� | ����1a���� | strpos
|
74 | 74 | ----------------------------+------------+------------+--------
|
75 | 75 | ����ԥ塼���ǥ����ץ쥤 | ��A01�� | | 7
|
76 | 76 | ����ԥ塼������ե��å��� | ʬB10�� | | 0
|
77 | 77 | ����ԥ塼���ץ�����ޡ� | ��Z01�� | | 0
|
78 | 78 | (3 rows)
|
79 | 79 |
|
80 |
| -select *,substring(�Ѹ� from 10 for 4) from �����Ѹ� |
| 80 | +select *,substring(�Ѹ� from 10 for 4) from �����Ѹ�; |
81 | 81 | �Ѹ� | ʬ�ॳ���� | ����1a���� | substr
|
82 | 82 | ----------------------------+------------+------------+----------
|
83 | 83 | ����ԥ塼���ǥ����ץ쥤 | ��A01�� | | �ץ쥤
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