时间:2021-07-01 10:21:17 帮助过:2人阅读
系统存储过程示例:
- <span style="color: #008080;">--</span><span style="color: #008080;">表重命名</span>
- <span style="color: #0000ff;">exec</span> sp_rename <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">stu</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">stud</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> stud;
- </span><span style="color: #008080;">--</span><span style="color: #008080;">列重命名</span>
- <span style="color: #0000ff;">exec</span> sp_rename <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">stud.name</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">sName</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">column</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">exec</span> sp_help <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">stud</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">;
- </span><span style="color: #008080;">--</span><span style="color: #008080;">重命名索引</span>
- <span style="color: #0000ff;">exec</span> sp_rename N<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">student.idx_cid</span><span style="color: #ff0000;">‘</span>, N<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">idx_cidd</span><span style="color: #ff0000;">‘</span>, N<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">index</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">exec</span> sp_help <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">student</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">;
- </span><span style="color: #008080;">--</span><span style="color: #008080;">查询所有存储过程</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span> sys.objects <span style="color: #0000ff;">where</span> type <span style="color: #808080;">=</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span> sys.objects <span style="color: #0000ff;">where</span> type_desc <span style="color: #808080;">like</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">%pro%</span><span style="color: #ff0000;">‘</span> <span style="color: #808080;">and</span> name <span style="color: #808080;">like</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">sp%</span><span style="color: #ff0000;">‘</span>;
Ø 用户自定义存储过程
1、 创建语法
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span> <span style="color: #808080;">|</span> <span style="color: #0000ff;">procedure</span><span style="color: #000000;"> pro_name
- </span><span style="color: #ff0000;">[</span><span style="color: #ff0000;">{@参数数据类型} [=默认值</span><span style="color: #ff0000;">]</span> <span style="color: #ff0000;">[</span><span style="color: #ff0000;">output</span><span style="color: #ff0000;">]</span><span style="color: #000000;">,
- {</span><span style="color: #008000;">@参数数据类型</span>} <span style="color: #ff0000;">[</span><span style="color: #ff0000;">=默认值</span><span style="color: #ff0000;">]</span> <span style="color: #ff0000;">[</span><span style="color: #ff0000;">output</span><span style="color: #ff0000;">]</span><span style="color: #000000;">,
- ....
- ]
- </span><span style="color: #0000ff;">as</span><span style="color: #000000;">
- SQL_statements</span>
2、 创建不带参数存储过程
- <span style="color: #008080;">--</span><span style="color: #008080;">创建存储过程</span>
- <span style="color: #0000ff;">if</span> (<span style="color: #808080;">exists</span> (<span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span> sys.objects <span style="color: #0000ff;">where</span> name <span style="color: #808080;">=</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_get_student</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">))
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_get_student
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_get_student
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> student;
- </span><span style="color: #008080;">--</span><span style="color: #008080;">调用、执行存储过程</span>
- <span style="color: #0000ff;">exec</span> proc_get_student;
3、 修改存储过程
- <span style="color: #008080;">--</span><span style="color: #008080;">修改存储过程</span>
- <span style="color: #0000ff;">alter</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_get_student
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span> student;
4、 带参存储过程
- <span style="color: #008080;">--</span><span style="color: #008080;">带参存储过程</span>
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_find_stu</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_find_stu
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span> proc_find_stu(<span style="color: #008000;">@startId</span> <span style="color: #0000ff;">int</span>, <span style="color: #008000;">@endId</span> <span style="color: #0000ff;">int</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span> student <span style="color: #0000ff;">where</span> id <span style="color: #808080;">between</span> <span style="color: #008000;">@startId</span> <span style="color: #808080;">and</span> <span style="color: #008000;">@endId</span>
- <span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">exec</span> proc_find_stu <span style="color: #800000; font-weight: bold;">2</span>, <span style="color: #800000; font-weight: bold;">4</span>;
5、 带通配符参数存储过程
- <span style="color: #008080;">--</span><span style="color: #008080;">带通配符参数存储过程</span>
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_findStudentByName</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_findStudentByName
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span> proc_findStudentByName(<span style="color: #008000;">@name</span> <span style="color: #0000ff;">varchar</span>(<span style="color: #800000; font-weight: bold;">20</span>) <span style="color: #808080;">=</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">%j%</span><span style="color: #ff0000;">‘</span>, <span style="color: #008000;">@nextName</span> <span style="color: #0000ff;">varchar</span>(<span style="color: #800000; font-weight: bold;">20</span>) <span style="color: #808080;">=</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">%</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span> student <span style="color: #0000ff;">where</span> name <span style="color: #808080;">like</span> <span style="color: #008000;">@name</span> <span style="color: #808080;">and</span> name <span style="color: #808080;">like</span> <span style="color: #008000;">@nextName</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">exec</span><span style="color: #000000;"> proc_findStudentByName;
- </span><span style="color: #0000ff;">exec</span> proc_findStudentByName <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">%o%</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">t%</span><span style="color: #ff0000;">‘</span>;
6、 带输出参数存储过程
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_getStudentRecord</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_getStudentRecord
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_getStudentRecord(
- </span><span style="color: #008000;">@id</span> <span style="color: #0000ff;">int</span>, <span style="color: #008080;">--</span><span style="color: #008080;">默认输入参数</span>
- <span style="color: #008000;">@name</span> <span style="color: #0000ff;">varchar</span>(<span style="color: #800000; font-weight: bold;">20</span>) out, <span style="color: #008080;">--</span><span style="color: #008080;">输出参数</span>
- <span style="color: #008000;">@age</span> <span style="color: #0000ff;">varchar</span>(<span style="color: #800000; font-weight: bold;">20</span>) output<span style="color: #008080;">--</span><span style="color: #008080;">输入输出参数</span>
- <span style="color: #000000;">)
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #008000;">@name</span> <span style="color: #808080;">=</span> name, <span style="color: #008000;">@age</span> <span style="color: #808080;">=</span> age <span style="color: #0000ff;">from</span> student <span style="color: #0000ff;">where</span> id <span style="color: #808080;">=</span> <span style="color: #008000;">@id</span> <span style="color: #808080;">and</span> sex <span style="color: #808080;">=</span> <span style="color: #008000;">@age</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #008080;">--</span>
- <span style="color: #0000ff;">declare</span> <span style="color: #008000;">@id</span> <span style="color: #0000ff;">int</span><span style="color: #000000;">,
- </span><span style="color: #008000;">@name</span> <span style="color: #0000ff;">varchar</span>(<span style="color: #800000; font-weight: bold;">20</span><span style="color: #000000;">),
- </span><span style="color: #008000;">@temp</span> <span style="color: #0000ff;">varchar</span>(<span style="color: #800000; font-weight: bold;">20</span><span style="color: #000000;">);
- </span><span style="color: #0000ff;">set</span> <span style="color: #008000;">@id</span> <span style="color: #808080;">=</span> <span style="color: #800000; font-weight: bold;">7</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">set</span> <span style="color: #008000;">@temp</span> <span style="color: #808080;">=</span> <span style="color: #800000; font-weight: bold;">1</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">exec</span> proc_getStudentRecord <span style="color: #008000;">@id</span>, <span style="color: #008000;">@name</span> out, <span style="color: #008000;">@temp</span><span style="color: #000000;"> output;
- </span><span style="color: #0000ff;">select</span> <span style="color: #008000;">@name</span>, <span style="color: #008000;">@temp</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">print</span> <span style="color: #008000;">@name</span> <span style="color: #808080;">+</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">#</span><span style="color: #ff0000;">‘</span> <span style="color: #808080;">+</span> <span style="color: #008000;">@temp</span>;
7、 不缓存存储过程
- <span style="color: #008080;">--</span><span style="color: #008080;">WITH RECOMPILE 不缓存</span>
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_temp</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_temp
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_temp
- </span><span style="color: #0000ff;">with</span><span style="color: #000000;"> recompile
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> student;
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">exec</span> proc_temp;
8、 加密存储过程
- <span style="color: #008080;">--</span><span style="color: #008080;">加密WITH ENCRYPTION </span>
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_temp_encryption</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_temp_encryption
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_temp_encryption
- </span><span style="color: #0000ff;">with</span><span style="color: #000000;"> encryption
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> student;
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">exec</span><span style="color: #000000;"> proc_temp_encryption;
- </span><span style="color: #0000ff;">exec</span> sp_helptext <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_temp</span><span style="color: #ff0000;">‘</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">exec</span> sp_helptext <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_temp_encryption</span><span style="color: #ff0000;">‘</span>;
9、 带游标参数存储过程
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">proc_cursor</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_cursor
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_cursor
- </span><span style="color: #008000;">@cur</span> <span style="color: #0000ff;">cursor</span> <span style="color: #0000ff;">varying</span><span style="color: #000000;"> output
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">set</span> <span style="color: #008000;">@cur</span> <span style="color: #808080;">=</span> <span style="color: #0000ff;">cursor</span> forward_only static <span style="color: #0000ff;">for</span>
- <span style="color: #0000ff;">select</span> id, name, age <span style="color: #0000ff;">from</span><span style="color: #000000;"> student;
- </span><span style="color: #0000ff;">open</span> <span style="color: #008000;">@cur</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #008080;">--</span><span style="color: #008080;">调用</span>
- <span style="color: #0000ff;">declare</span> <span style="color: #008000;">@exec_cur</span> <span style="color: #0000ff;">cursor</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">declare</span> <span style="color: #008000;">@id</span> <span style="color: #0000ff;">int</span><span style="color: #000000;">,
- </span><span style="color: #008000;">@name</span> <span style="color: #0000ff;">varchar</span>(<span style="color: #800000; font-weight: bold;">20</span><span style="color: #000000;">),
- </span><span style="color: #008000;">@age</span> <span style="color: #0000ff;">int</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">exec</span> proc_cursor <span style="color: #008000;">@cur</span> <span style="color: #808080;">=</span> <span style="color: #008000;">@exec_cur</span> output;<span style="color: #008080;">--</span><span style="color: #008080;">调用存储过程</span>
- <span style="color: #0000ff;">fetch</span> <span style="color: #0000ff;">next</span> <span style="color: #0000ff;">from</span> <span style="color: #008000;">@exec_cur</span> <span style="color: #0000ff;">into</span> <span style="color: #008000;">@id</span>, <span style="color: #008000;">@name</span>, <span style="color: #008000;">@age</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">while</span> (<span style="color: #008000; font-weight: bold;">@@fetch_status</span> <span style="color: #808080;">=</span> <span style="color: #800000; font-weight: bold;">0</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">begin</span>
- <span style="color: #0000ff;">fetch</span> <span style="color: #0000ff;">next</span> <span style="color: #0000ff;">from</span> <span style="color: #008000;">@exec_cur</span> <span style="color: #0000ff;">into</span> <span style="color: #008000;">@id</span>, <span style="color: #008000;">@name</span>, <span style="color: #008000;">@age</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">print</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">id: </span><span style="color: #ff0000;">‘</span> <span style="color: #808080;">+</span> <span style="color: #ff00ff;">convert</span>(<span style="color: #0000ff;">varchar</span>, <span style="color: #008000;">@id</span>) <span style="color: #808080;">+</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">, name: </span><span style="color: #ff0000;">‘</span> <span style="color: #808080;">+</span> <span style="color: #008000;">@name</span> <span style="color: #808080;">+</span> <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">, age: </span><span style="color: #ff0000;">‘</span> <span style="color: #808080;">+</span> <span style="color: #ff00ff;">convert</span>(<span style="color: #0000ff;">char</span>, <span style="color: #008000;">@age</span><span style="color: #000000;">);
- </span><span style="color: #0000ff;">end</span>
- <span style="color: #0000ff;">close</span> <span style="color: #008000;">@exec_cur</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">deallocate</span> <span style="color: #008000;">@exec_cur</span>;<span style="color: #008080;">--</span><span style="color: #008080;">删除游标</span>
10、 分页存储过程
- <span style="color: #008080;">--</span><span style="color: #008080;">-存储过程、row_number完成分页</span>
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">pro_page</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> proc_cursor
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> pro_page
- </span><span style="color: #008000;">@startIndex</span> <span style="color: #0000ff;">int</span><span style="color: #000000;">,
- </span><span style="color: #008000;">@endIndex</span> <span style="color: #0000ff;">int</span>
- <span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">select</span> <span style="color: #ff00ff;">count</span>(<span style="color: #808080;">*</span>) <span style="color: #0000ff;">from</span><span style="color: #000000;"> product
- ;
- </span><span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> (
- </span><span style="color: #0000ff;">select</span> row_number() <span style="color: #0000ff;">over</span>(<span style="color: #0000ff;">order</span> <span style="color: #0000ff;">by</span> pid) <span style="color: #0000ff;">as</span> rowId, <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> product
- ) </span><span style="color: #0000ff;">temp</span>
- <span style="color: #0000ff;">where</span> <span style="color: #0000ff;">temp</span>.rowId <span style="color: #808080;">between</span> <span style="color: #008000;">@startIndex</span> <span style="color: #808080;">and</span> <span style="color: #008000;">@endIndex</span>
- <span style="color: #0000ff;">go</span>
- <span style="color: #008080;">--</span><span style="color: #008080;">drop proc pro_page</span>
- <span style="color: #0000ff;">exec</span> pro_page <span style="color: #800000; font-weight: bold;">1</span>, <span style="color: #800000; font-weight: bold;">4</span>
- <span style="color: #008080;">--
- --</span><span style="color: #008080;">分页存储过程</span>
- <span style="color: #0000ff;">if</span> (<span style="color: #ff00ff;">object_id</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">pro_page</span><span style="color: #ff0000;">‘</span>, <span style="color: #ff0000;">‘</span><span style="color: #ff0000;">P</span><span style="color: #ff0000;">‘</span>) <span style="color: #0000ff;">is</span> <span style="color: #808080;">not</span> <span style="color: #0000ff;">null</span><span style="color: #000000;">)
- </span><span style="color: #0000ff;">drop</span> <span style="color: #0000ff;">proc</span><span style="color: #000000;"> pro_stu
- </span><span style="color: #0000ff;">go</span>
- <span style="color: #0000ff;">create</span> <span style="color: #0000ff;">procedure</span><span style="color: #000000;"> pro_stu(
- </span><span style="color: #008000;">@pageIndex</span> <span style="color: #0000ff;">int</span><span style="color: #000000;">,
- </span><span style="color: #008000;">@pageSize</span> <span style="color: #0000ff;">int</span><span style="color: #000000;">
- )
- </span><span style="color: #0000ff;">as</span>
- <span style="color: #0000ff;">declare</span> <span style="color: #008000;">@startRow</span> <span style="color: #0000ff;">int</span>, <span style="color: #008000;">@endRow</span> <span style="color: #0000ff;">int</span>
- <span style="color: #0000ff;">set</span> <span style="color: #008000;">@startRow</span> <span style="color: #808080;">=</span> (<span style="color: #008000;">@pageIndex</span> <span style="color: #808080;">-</span> <span style="color: #800000; font-weight: bold;">1</span>) <span style="color: #808080;">*</span> <span style="color: #008000;">@pageSize</span> <span style="color: #808080;">+</span><span style="color: #800000; font-weight: bold;">1</span>
- <span style="color: #0000ff;">set</span> <span style="color: #008000;">@endRow</span> <span style="color: #808080;">=</span> <span style="color: #008000;">@startRow</span> <span style="color: #808080;">+</span> <span style="color: #008000;">@pageSize</span> <span style="color: #808080;">-</span><span style="color: #800000; font-weight: bold;">1</span>
- <span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> (
- </span><span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span>, row_number() <span style="color: #0000ff;">over</span> (<span style="color: #0000ff;">order</span> <span style="color: #0000ff;">by</span> id <span style="color: #0000ff;">asc</span>) <span style="color: #0000ff;">as</span> <span style="color: #0000ff;">number</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> student
- ) t
- </span><span style="color: #0000ff;">where</span> t.<span style="color: #0000ff;">number</span> <span style="color: #808080;">between</span> <span style="color: #008000;">@startRow</span> <span style="color: #808080;">and</span> <span style="color: #008000;">@endRow</span><span style="color: #000000;">;
- </span><span style="color: #0000ff;">exec</span> pro_stu <span style="color: #800000; font-weight: bold;">2</span>, <span style="color: #800000; font-weight: bold;">2</span>;
Ø Raiserror
Raiserror返回用户定义的错误信息,可以指定严重级别,设置系统变量记录所发生的错误。
语法如下:
- <span style="color: #0000ff;">Raiserror</span>({msg_id <span style="color: #808080;">|</span> msg_str <span style="color: #808080;">|</span> <span style="color: #008000;">@local_variable</span><span style="color: #000000;">}
- {, severity, state}
- </span><span style="color: #ff0000;">[</span><span style="color: #ff0000;">,argument[,…n</span><span style="color: #ff0000;">]</span><span style="color: #000000;">]
- </span><span style="color: #ff0000;">[</span><span style="color: #ff0000;">with option[,…n</span><span style="color: #ff0000;">]</span><span style="color: #000000;">]
- )</span>
# msg_id:在sysmessages系统表中指定的用户定义错误信息
# msg_str:用户定义的信息,信息最大长度在2047个字符。
# severity:用户定义与该消息关联的严重级别。当使用msg_id引发使用sp_addmessage创建的用户定义消息时,raiserror上指定严重性将覆盖sp_addmessage中定义的严重性。
任何用户可以指定0-18直接的严重级别。只有sysadmin固定服务器角色常用或具有alter trace权限的用户才能指定19-25直接的严重级别。19-25之间的安全级别需要使用with log选项。
# state:介于1至127直接的任何整数。State默认值是1。
- <span style="color: #0000ff;">raiserror</span>(<span style="color: #ff0000;">‘</span><span style="color: #ff0000;">is error</span><span style="color: #ff0000;">‘</span>, <span style="color: #800000; font-weight: bold;">16</span>, <span style="color: #800000; font-weight: bold;">1</span><span style="color: #000000;">);
- </span><span style="color: #0000ff;">select</span> <span style="color: #808080;">*</span> <span style="color: #0000ff;">from</span><span style="color: #000000;"> sys.messages;
- </span><span style="color: #008080;">--</span><span style="color: #008080;">使用sysmessages中定义的消息</span>
- <span style="color: #0000ff;">raiserror</span>(<span style="color: #800000; font-weight: bold;">33003</span>, <span style="color: #800000; font-weight: bold;">16</span>, <span style="color: #800000; font-weight: bold;">1</span><span style="color: #000000;">);
- </span><span style="color: #0000ff;">raiserror</span>(<span style="color: #800000; font-weight: bold;">33006</span>, <span style="color: #800000; font-weight: bold;">16</span>, <span style="color: #800000; font-weight: bold;">1</span>);
- <span style="color: #0000ff;"><span style="color: #006080;"><span style="color: #0000ff;"><span style="color: #0000ff;"><span style="color: #0000ff;"><span style="color: #0000ff;">转自:http://www.cnblogs.com/hoojo/archive/2011/07/19/2110862.html</span></span></span></span></span></span>
SQL Server 存储过程
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