�x���¹�������ֱ�ӳ���
�gӭ���R�ЈD�W(w��ng) Ո(q��ng) | ע��(c��)
> >
�ߵȌW(xu��)УӋ(j��)��C(j��)���I(y��)Ҏ(gu��)���̲Ĕ�(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)/���揊(qi��ng) �S��

���] �ߵȌW(xu��)УӋ(j��)��C(j��)���I(y��)Ҏ(gu��)���̲Ĕ�(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)/���揊(qi��ng) �S��

�����磺���A��W(xu��)����������r(sh��)�g��2021-01-01
�_���� ���� 퓔�(sh��)�� 384
�� �D �r(ji��):¥30.7(4.4��) ���r(ji��)  ¥69.0 ��䛺�ɿ�����(hu��)�T�r(ji��)
����ُ��܇ �ղ�
�_���٣� ȫ��(ch��ng)���]
?�½������س���
��ܰ��ʾ��5�����ˆD����Ҫ�������β؛���󲿷֞�ȫ�£����ܷ�/�o�ܷ⣩����(g��)�e�D��Ʒ��8-9�������п�
�Є�����(bi��o)ӛ����P�ȸ�����ȫԔ��(x��)Ʒ���f��>>
������Ǖ�����>
�I�^����Ʒ����߀�I��

�ߵȌW(xu��)УӋ(j��)��C(j��)���I(y��)Ҏ(gu��)���̲Ĕ�(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)/���揊(qi��ng) �S�� ���(qu��n)��Ϣ

�ߵȌW(xu��)УӋ(j��)��C(j��)���I(y��)Ҏ(gu��)���̲Ĕ�(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)/���揊(qi��ng) �S�� ������ɫ

ͨ���׶����D�IJ�ï������\���ؽ�B��(sh��)��(j��)��Ļ���֪�R(sh��)���_�l(f��)���g(sh��)��(n��i)��ȫ�桢��(sh��)���茍(sh��)�����w��(sh��)��(j��)��Ļ�����Փ���_�l(f��)����ĺ��ļ��g(sh��)�ͷ����Y(ji��)��(g��u)������߉݋�ԏ�(qi��ng)���ṩ������ppt�n��������?q��)��I(y��)�J(r��n)�C�Ľ̌W(xu��)��V�ǔ�(sh��)��(j��)����Փ֪�R(sh��)�͌�(sh��)�`��֪�R(sh��)�ЙC(j��)�Y(ji��)�ϵĔ�(sh��)��(j��)��̲��� �ǔ�(sh��)��(j��)����Փ֪�R(sh��)�͌�(sh��)�`��֪�R(sh��)�ЙC(j��)�Y(ji��)�ϵĔ�(sh��)��(j��)��̲���

�ߵȌW(xu��)УӋ(j��)��C(j��)���I(y��)Ҏ(gu��)���̲Ĕ�(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)/���揊(qi��ng) �S�� ��(n��i)�ݺ�(ji��n)��

����������A(ch��)���،�(sh��)�`����ԭ�t����������Ԕ�M�ؽ�B�P(gu��n)ϵ��(sh��)��(j��)�����Փ���A(ch��)֪�R(sh��)�͔�(sh��)��(j��)����O(sh��)Ӌ(j��)���g(sh��)�̓�(y��u)��������Ȼ��Ԕ��(x��)��B�˻����P(gu��n)ϵ��(sh��)��(j��)����A(ch��)֪�R(sh��)�Ĕ�(sh��)��(j��)���_�l(f��)�͑�(y��ng)�ü��g(sh��)����Փ�����ɜ\������ͨ���׶����ڃ�(n��i)�����ṩ���茍(sh��)��ϵ�y(t��ng)�Ĕ�(sh��)��(j��)���O(sh��)Ӌ(j��)�̓�(y��u)����Փ�������ͼ��g(sh��)���־������õĿɲ�������������(n��i)��ȫ��ͨ�^�{(di��o)ԇ�\(y��n)�������w��(sh��)��(j��)���_�l(f��)����ĺ��ļ��g(sh��)�ͷ����������ǔ�(sh��)��(j��)����Փ֪�R(sh��)�͌�(sh��)�`��֪�R(sh��)�����m��(d��ng)�����ЙC(j��)�Y(ji��)�ϵĔ�(sh��)��(j��)��̲ģ��䌍(sh��)���茍(sh��)��߉݋�ԏ�(qi��ng)���Y(ji��)��(g��u)�������l����������c(di��n)ͻ����

�ߵȌW(xu��)УӋ(j��)��C(j��)���I(y��)Ҏ(gu��)���̲Ĕ�(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)/���揊(qi��ng) �S�� Ŀ�


��1�”�(sh��)��(j��)�����/1

1.1��(sh��)��(j��)�������g(sh��)1

1.1.1��(sh��)��(j��)�����ĸ���1

1.1.2��(sh��)��(j��)�������g(sh��)�İl(f��)չ�^��2

1.2��(sh��)��(j��)�����c�������g(sh��)5

1.2.1�P(gu��n)�ڴ�(sh��)��(j��)5

1.2.2��(sh��)��(j��)�惦(ch��)���g(sh��)7

1.2.3��(sh��)��(j��)̎��ģʽ9

1.2.4��(sh��)��(j��)̎���Ļ�������11

1.3��(sh��)��(j��)��ϵ�y(t��ng)����12

1.3.1��(sh��)��(j��)��ϵ�y(t��ng)13

1.3.2��(sh��)��(j��)��ϵ�y(t��ng)��ģʽ�Y(ji��)��(g��u)14

1.3.3��(sh��)��(j��)�����ϵ�y(t��ng)15

1.4��(sh��)��(j��)ģ��16

1.4.1��(sh��)��(j��)ģ�͵Ļ���Ҫ��17

1.4.24�N��Ҫ�Ĕ�(sh��)��(j��)ģ��17

1.5����ģ�͵�����21

1.5.1����ģ��21

1.5.2��(sh��)�w����“(li��n)ϵ21

1.5.3E��R�D23

��(x��)�}25

��2���P(gu��n)ϵ��(sh��)��(j��)����Փ���A(ch��)/27

2.1�P(gu��n)ϵģ��27

2.1.1�P(gu��n)ϵģ�͵Ĕ�(sh��)��(j��)�Y(ji��)��(g��u)�����P(gu��n)ϵ27

2.1.2�P(gu��n)ϵ����30

2.1.3�P(gu��n)ϵ�������Լs��30

2.2�P(gu��n)ϵ����(sh��)33

2.2.1���������\(y��n)��33

2.2.2�P(gu��n)ϵ�\(y��n)��34

2.3�P(gu��n)ϵ��(sh��)��(j��)��37

2.3.1�P(gu��n)ϵ��(sh��)��(j��)��ĸ���38

2.3.2�P(gu��n)ϵ��(sh��)��(j��)������c(di��n)38

2.4����(sh��)��ه39

2.4.1����(sh��)��ه�ĸ���39

2.4.2����(sh��)��ه�����|(zh��)(Armstrong����ϵ�y(t��ng))41

2.4.3���x�a�����a42

2.4.4���Լ��]���c���x�a��ⷽ��44

2.4.5��ه����(sh��)�ĵȃr(ji��)��*С����(sh��)��ه��47

2.5�P(gu��n)ϵģʽ�ķ�ʽ50

2.5.1**��ʽ(1NF)50

2.5.2�ڶ���ʽ(2NF)53

2.5.3������ʽ(3NF)57

2.5.4BC��ʽ(BCNF)60

2.6�P(gu��n)ϵģʽ�ķֽ��Ҏ(gu��)����64

2.6.1�P(gu��n)ϵģʽ��Ҏ(gu��)����64

2.6.2�P(gu��n)ϵģʽ�ķֽ�65

2.7�P(gu��n)ϵҎ(gu��)������Փ�C�Ϸ���69

��(x��)�}72

��(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)Ŀ䛵�3�”�(sh��)��(j��)���O(sh��)Ӌ(j��)���g(sh��)/77

3.1��(sh��)��(j��)���O(sh��)Ӌ(j��)����77

3.2�������78

3.2.1ϵ�y(t��ng)�{(di��o)���^��78

3.2.2��������ķ���79

3.2.3�γɔ�(sh��)��(j��)�ֵ�83

3.3��(sh��)��(j��)��Y(ji��)��(g��u)�O(sh��)Ӌ(j��)85

3.3.1����Y(ji��)��(g��u)�O(sh��)Ӌ(j��)85

3.3.2߉݋�Y(ji��)��(g��u)�O(sh��)Ӌ(j��)89

3.3.3�����Y(ji��)��(g��u)�O(sh��)Ӌ(j��)91

3.4��(sh��)��(j��)��Č�(sh��)ʩ���\(y��n)�к;S�o(h��)93

3.4.1��(sh��)��(j��)�쌍(sh��)ʩ93

3.4.2��(sh��)��(j��)��ϵ�y(t��ng)���\(y��n)�к;S�o(h��)94

��(x��)�}95

��4�”�(sh��)��(j��)���ԃ�Z��SQL/98

4.1SQL����98

4.1.1SQL�İl(f��)չ98

4.1.2SQL�����c(di��n)99

4.1.3SQL�Ļ�������100

4.2SQL�Ĕ�(sh��)��(j��)���100

4.2.1�ַ�����101

4.2.2��(sh��)ֵ��101

4.2.3���ڕr(sh��)�g��102

4.2.4؛����103

4.2.5���M(j��n)����103

4.2.6������(sh��)��(j��)���103

4.2.7�Զ��x��(sh��)��(j��)���104

4.3SQL�Ĕ�(sh��)��(j��)���x����104

4.3.1��(sh��)��(j��)���Ą�(chu��ng)���̈́h��104

4.3.2��(sh��)��(j��)�����޸�108

4.4SQL�Ĕ�(sh��)��(j��)��ԃ����109

4.4.1������ԃ111

4.4.2��DISTINCT�IJ�ԃ113

4.4.3��WHERE�Ӿ�ėl����ԃ114

4.4.4��BETWEEN�ķ�����ԃ115

4.4.5��IN�ķ�����ԃ116

4.4.6��GROUP�ķֽM��ԃ116

4.4.7��LIKE��ƥ���ԃ�͎�IS�Ŀ�ֵ��ԃ118

4.4.8ʹ��ORDER�����ԃ�Y(ji��)��119

4.4.9�B�Ӳ�ԃ120

4.4.10Ƕ�ײ�ԃ126

4.4.11��ԃ�ļ����\(y��n)��129

4.5SQL�Ĕ�(sh��)��(j��)�ٿv����132

4.5.1��(sh��)��(j��)����132

4.5.2��(sh��)��(j��)����134

4.5.3��(sh��)��(j��)�h��137

��(x��)�}137

��5��Transact��SQL�����O(sh��)Ӌ(j��)/142

5.1Transact��SQL142

5.1.1�P(gu��n)��Transact��SQL142

5.1.2Transact��SQLԪ��143

5.2Transact��SQL��׃���ͳ���143

5.2.1׃���Ķ��x��ʹ��144

5.2.2Transact��SQL����147

5.3Transact��SQL�\(y��n)���149

5.4Transact��SQL���̿���152

5.4.1עጺ��Z��K152

5.4.2IF�Z��153

5.4.3CASE�Z��156

5.4.4WHILE�Z��159

5.4.5GOTO�Z��160

5.4.6TRY��CATCH�Z��161

5.4.7RETURN�Z��162

5.4.8WAITFOR�Z��162

5.5Transact��SQL����(sh��)163

5.5.1ϵ�y(t��ng)��(n��i)�ú���(sh��)163

5.5.2�Ñ��Զ��x����(sh��)169

��(x��)�}174

��6�”�(sh��)��(j��)��Ą�(chu��ng)���͹���/176

6.1��(sh��)��(j��)��͔�(sh��)��(j��)���ļ�176

6.1.1��(sh��)��(j��)��ĽM��176

6.1.2�ļ��M177

6.2��(sh��)��(j��)��Ą�(chu��ng)��178

6.2.1��(chu��ng)����(sh��)��(j��)���SQL�Z��178

6.2.2��(chu��ng)��ʹ��Ĭ�J(r��n)����(sh��)�Ĕ�(sh��)��(j��)��179

6.2.3��(chu��ng)��ָ����(sh��)��(j��)�ļ��Ĕ�(sh��)��(j��)��180

6.2.4��(chu��ng)��ָ����С�Ĕ�(sh��)��(j��)��181

6.2.5��(chu��ng)��������(g��)��(sh��)��(j��)�ļ��Ĕ�(sh��)��(j��)��182

6.2.6��(chu��ng)��ָ���ļ��M�Ĕ�(sh��)��(j��)��183

6.3�鿴��(sh��)��(j��)��184

6.3.1����(w��)���ϵĔ�(sh��)��(j��)��184

6.3.2��(sh��)��(j��)��Ļ�����Ϣ185

6.3.3��(sh��)��(j��)���еĔ�(sh��)��(j��)��186

6.4�޸Ĕ�(sh��)��(j��)��187

6.4.1���Ĕ�(sh��)��(j��)������Q187

6.4.2�޸Ĕ�(sh��)��(j��)��Ĵ�С188

6.5��(sh��)��(j��)��ķ��x�͸���189

6.5.1�Ñ���(sh��)��(j��)��ķ��x189

6.5.2�Ñ���(sh��)��(j��)��ĸ���190

6.6�h����(sh��)��(j��)��192

��(x��)�}192

��7�������cҕ�D/194

7.1��������194

7.1.1ʲô������194

7.1.2�ηN��r�„�(chu��ng)������195

7.1.3������ԭ������B����195

7.2���������196

7.2.1�ۼ������ͷǾۼ�����196

7.2.2Ψһ�����c��Ψһ����198

7.2.3�M������199

7.3��(chu��ng)������199

7.3.1�ۼ�����199

7.3.2�Ǿۼ�����201

7.3.3Ψһ����202

7.3.4�M������202

7.4�鿴�̈́h������202

7.4.1�鿴����202

7.4.2�h������203

7.5ҕ�D����204

7.5.1ҕ�D�ĸ���204

7.5.2ҕ�D�ă�(y��u)ȱ�c(di��n)205

7.6ҕ�D�Ą�(chu��ng)���c�h��206

7.6.1��(chu��ng)��ҕ�D206

7.6.2����ҕ�D209

7.6.3�h��ҕ�D209

7.7�鿴ҕ�D210

7.7.1ҕ�D�Ķ��x���a210

7.7.2ҕ�D�ĽY(ji��)��(g��u)��Ϣ210

7.7.3��(sh��)��(j��)���е�ҕ�D211

��(x��)�}211

��8�´惦(ch��)�^�̺��|�l(f��)��/214

8.1�惦(ch��)�^��214

8.1.1�惦(ch��)�^�̵ĸ���214

8.1.2�惦(ch��)�^�̵����215

8.1.3�惦(ch��)�^�̵Ą�(chu��ng)�����{(di��o)��216

8.1.4�惦(ch��)�^�̵��޸ĺ̈́h��220

8.2�|�l(f��)��221

8.2.1�P(gu��n)���|�l(f��)��221

8.2.2��(chu��ng)���|�l(f��)��223

8.2.3�޸��|�l(f��)��227

8.2.4���ú̈́h���|�l(f��)��228

��(x��)�}230

��9����(bi��o)/233

9.1��(bi��o)����233

9.1.1�Θ�(bi��o)�ĸ���233

9.1.2�Θ�(bi��o)�����ü��䌍(sh��)�F(xi��n)�^��233

9.2��(chu��ng)����(bi��o)����DECLARE CURSOR234

9.2.1DECLARE CURSOR�����Z��234

9.2.2��(chu��ng)����(ji��n)���(bi��o)236

9.2.3��(chu��ng)���ֲ��Θ�(bi��o)��ȫ���Θ�(bi��o)237

9.2.4��(chu��ng)���o�B(t��i)�Θ�(bi��o)�̈́�(d��ng)�B(t��i)�Θ�(bi��o)237

9.2.5��(chu��ng)��ֻ�x�Θ�(bi��o)238

9.2.6��(chu��ng)���I���Θ�(bi��o)��(����)ֻ�M(j��n)�Θ�(bi��o)238

9.2.7��(chu��ng)���i���Θ�(bi��o)�͘��^�Θ�(bi��o)239

9.2.8��(chu��ng)���p��L��(d��ng)��(bi��o)239

9.2.9��(chu��ng)���ɸ����Θ�(bi��o)239

9.2.10��(chu��ng)���C����͵��Θ�(bi��o)240

9.3���_��(bi��o)����OPEN240

9.4�z����(bi��o)��(sh��)��(j��)����FETCH242

9.4.1FETCH�����Z��242

9.4.2��v��(bi��o)�Y(ji��)����243

9.4.3ʹ�þֲ�׃������z���Y(ji��)��245

9.4.4ʹ���Θ�(bi��o)׃��246

9.5������(bi��o)��(sh��)��(j��)247

9.5.1�޸��Θ�(bi��o)��(sh��)��(j��)247

9.5.2�h����(bi��o)��(sh��)��(j��)248

9.6�P(gu��n)�]�̈́h���Θ�(bi��o)248

9.6.1�P(gu��n)�]��(bi��o)����CLOSE248

9.6.2�h����(bi��o)����DEALLOCATE248

��(x��)�}249

��10���„�(w��)�����c���l(f��)����/250

10.1�„�(w��)�Ļ�������250

10.1.1�„�(w��)250

10.1.2�„�(w��)��ACID����251

10.2�„�(w��)�Ĺ���251

10.2.1����(d��ng)�„�(w��)252

10.2.2�Kֹ�„�(w��)253

10.2.3Ƕ���„�(w��)258

10.3���l(f��)����260

10.3.1���l(f��)���Ƶĸ���260

10.3.2�׷N���l(f��)���}260

10.3.3�����„�(w��)���x��(j��)�e�IJ��l(f��)����263

10.3.4�����i�IJ��l(f��)����270

��(x��)�}275

��11�”�(sh��)��(j��)�������Թ���/277

11.1�P(gu��n)�ڔ�(sh��)��(j��)������277

11.1.1��(sh��)��(j��)�����Եĸ���277

11.1.2��(sh��)��(j��)�����Եķ��277

11.2��(sh��)�w�����ԵČ�(sh��)�F(xi��n)278

11.2.1��(sh��)�w�����ԵĶ��x278

11.2.2��(sh��)�w�����Եęz��281

11.3���������ԵČ�(sh��)�F(xi��n)281

11.3.1���������ԵĶ��x281

11.3.2���������Եęz��282

11.4�Ñ����x�����ԵČ�(sh��)�F(xi��n)284

11.4.1�������ԵČ�(sh��)�F(xi��n)284

11.4.2����(j��)�s�������ԵČ�(sh��)�F(xi��n)288

��(x��)�}289

��12�”�(sh��)��(j��)�İ�ȫ�Կ���/292

12.1SQL Server��ȫ�wϵ�Y(ji��)��(g��u)292

12.1.1���w292

12.1.2��ȫ��(du��)��294

12.1.3��(qu��n)��295

12.2��ɫ296

12.2.1����(w��)����ɫ296

12.2.2��(sh��)��(j��)���ɫ297

12.2.3��(y��ng)�ó����ɫ298

12.3����(w��)����(j��)�İ�ȫ����298

12.3.1�����(y��n)�Cģʽ298

12.3.2��(chu��ng)�����300

12.3.3�鿴���303

12.3.4��䛵ę�(qu��n)�޹���303

12.3.5�h�����307

12.4��(sh��)��(j��)�켉(j��)�İ�ȫ����308

12.4.1��(sh��)��(j��)���Ñ��Ĺ���308

12.4.2��ȫ��(du��)��ę�(qu��n)�޹���313

12.5�ܘ�(g��u)��(j��)�İ�ȫ����320

12.5.1�ܘ�(g��u)�������320

12.5.2��ȫ��(du��)��ę�(qu��n)�޹���325

��(x��)�}327

��13�”�(sh��)��(j��)�����c�֏�(f��)/329

13.1��ݺͻ֏�(f��)329

13.1.1��ݺͻ֏�(f��)�ĸ���329

13.1.2�֏�(f��)ģʽ�����ГQ329

13.1.3������331

13.2������(sh��)��(j��)�����c�֏�(f��)332

13.2.1������(sh��)��(j��)����332

13.2.2������(sh��)��(j��)��֏�(f��)333

13.3���(sh��)��(j��)�����c�֏�(f��)334

13.3.1���(sh��)��(j��)����334

13.3.2���(sh��)��(j��)��֏�(f��)335

13.4�„�(w��)��־����c�֏�(f��)336

13.4.1�„�(w��)��־���336

13.4.2�„�(w��)��־�֏�(f��)337

13.5һ�N��ݰ���338

��(x��)�}342

������/343

�����īI(xi��n)/369


չ�_ȫ��

�ߵȌW(xu��)УӋ(j��)��C(j��)���I(y��)Ҏ(gu��)���̲Ĕ�(sh��)��(j��)��ԭ���c��(y��ng)��(��2��)/���揊(qi��ng) �S�� ���ߺ�(ji��n)��

���揊(qi��ng)����ʿ����������ʿ����(d��o)������Ҫ���´�(sh��)��(j��)�������ֲڼ���Փ����Ӌ(j��)����I(l��ng)����о����ڇ�(gu��)��(n��i)���ڿ�����(gu��)�H��(hu��)�h�Ϲ��_�l(f��)��Փ��80��ƪ�����б�SCI��EI���30��ƪ����������9����

��Ʒ�u(p��ng)Փ(0�l)
���o�u(p��ng)Փ����
�������]
����픲�
�ЈD�W(w��ng)
�ھ��ͷ�