IDBHandlerble.cs 13 KB

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  1. using System;
  2. using System.Data;
  3. namespace ETD.Data
  4. {
  5. /// <summary>
  6. ///
  7. /// </summary>
  8. public interface IDBHandlerble : IDisposable
  9. {
  10. /// <summary>
  11. /// 添加参数
  12. /// </summary>
  13. /// <param name="paramName">参数名称</param>
  14. /// <param name="paramType">参数类型</param>
  15. /// <param name="p_objDirection">参数方向</param>
  16. /// <returns>返回执行结果</returns>
  17. void AddParameter(string paramName, DbType paramType, ParameterDirection p_objDirection);
  18. /// <summary>
  19. /// 重载-添加参数
  20. /// </summary>
  21. /// <param name="paramName">参数名称</param>
  22. /// <param name="paramType">参数类型</param>
  23. /// <param name="p_objDirection">参数方向</param>
  24. /// <param name="pValue">参数值</param>
  25. /// <returns>返回执行结果</returns>
  26. void AddParameter(string paramName, DbType paramType, ParameterDirection p_objDirection, object pValue);
  27. /// <summary>
  28. /// 添加有长度的参数
  29. /// </summary>
  30. /// <param name="paramName">参数名称</param>
  31. /// <param name="paramType">参数类型</param>
  32. /// <param name="paramSize">参数长度</param>
  33. /// <param name="p_objDirection">参数方向</param>
  34. /// <returns>返回执行结果</returns>
  35. void AddParameter(string paramName, DbType paramType, int paramSize, ParameterDirection p_objDirection);
  36. /// <summary>
  37. /// 重载-添加有长度的参数
  38. /// </summary>
  39. /// <param name="paramName">参数名称</param>
  40. /// <param name="paramType">参数类型</param>
  41. /// <param name="paramSize">参数长度</param>
  42. /// <param name="p_objDirection">参数方向</param>
  43. /// <param name="pValue">参数值</param>
  44. /// <returns>返回执行结果</returns>
  45. void AddParameter(string paramName, DbType paramType, int paramSize, ParameterDirection p_objDirection, object pValue);
  46. /// <summary>
  47. /// 启动事务处理
  48. /// </summary>
  49. void BeginTransaction();
  50. /// <summary>
  51. /// 提交事务处理
  52. /// </summary>
  53. void CommitTransaction();
  54. /// <summary>
  55. /// 关闭数据库连接
  56. /// </summary>
  57. /// <returns>返回执行结果状态码</returns>
  58. void ConnectionClose();
  59. /// <summary>
  60. /// 打开数据连接
  61. /// </summary>
  62. /// <returns>返回执行结果状态码</returns>
  63. void ConnectionOpen();
  64. /// <summary>
  65. /// 返回数据适配器
  66. /// </summary>
  67. /// <param name="commandText">查询命令</param>
  68. /// <returns>返回执行结果</returns>
  69. IDbDataAdapter ExecuteAdapter(string commandText);
  70. /// <summary>
  71. /// 重载-返回数据适配器(适应存储过程调用需求)
  72. /// </summary>
  73. /// <param name="commandText">查询命令</param>
  74. /// <param name="commandType">查询命令类型</param>
  75. /// <returns>返回执行结果</returns>
  76. IDbDataAdapter ExecuteAdapter(string commandText, CommandType commandType);
  77. /// <summary>
  78. /// 返回数据集
  79. /// </summary>
  80. /// <param name="commandText">查询命令</param>
  81. /// <returns>返回执行结果</returns>
  82. DataSet ExecuteDataSet(string commandText);
  83. /// <summary>
  84. /// 重载-返回数据集(适应存储过程调用需求)
  85. /// </summary>
  86. /// <param name="commandText">查询命令</param>
  87. /// <param name="commandType">查询命令类型</param>
  88. /// <returns>返回执行结果</returns>
  89. DataSet ExecuteDataSet(string commandText, CommandType commandType);
  90. /// <summary>
  91. /// 重载-返回数据集(适应存储过程调用需求)
  92. /// </summary>
  93. /// <param name="commandText">查询命令</param>
  94. /// <param name="commandType">查询命令类型</param>
  95. /// <param name="tableName">表名</param>
  96. /// <returns>返回执行结果</returns>
  97. DataSet ExecuteDataSet(string commandText, CommandType commandType, string tableName);
  98. /// <summary>
  99. /// 重载-返回数据集(适应存储过程调用需求)
  100. /// </summary>
  101. /// <param name="dataSetName">DataSet 名称</param>
  102. /// <param name="commandText">查询命令</param>
  103. /// <param name="commandType">查询命令类型</param>
  104. /// <param name="tableName">表名</param>
  105. /// <returns>返回执行结果</returns>
  106. DataSet ExecuteDataSet(string dataSetName, string commandText, CommandType commandType, string tableName);
  107. /// <summary>
  108. /// 返回数据表
  109. /// </summary>
  110. /// <param name="commandText">查询命令</param>
  111. /// <returns>返回执行结果</returns>
  112. DataTable ExecuteDataTable(string commandText);
  113. /// <summary>
  114. /// 返回数据表
  115. /// </summary>
  116. /// <param name="commandText"></param>
  117. /// <param name="isCloseConnection"></param>
  118. /// <returns>返回执行结果</returns>
  119. DataTable ExecuteDataTable(string commandText, bool isCloseConnection);
  120. /// <summary>
  121. /// 重载-返回数据表
  122. /// </summary>
  123. /// <param name="commandText">查询命令</param>
  124. /// <param name="commandType">查询命令类型</param>
  125. /// <returns>返回执行结果</returns>
  126. DataTable ExecuteDataTable(string commandText, CommandType commandType);
  127. /// <summary>
  128. /// 重载-返回数据表
  129. /// </summary>
  130. /// <param name="commandText">查询命令</param>
  131. /// <param name="commandType">查询命令类型</param>
  132. /// <param name="tableName">表名</param>
  133. /// <returns>返回执行结果</returns>
  134. DataTable ExecuteDataTable(string commandText, CommandType commandType, string tableName);
  135. /// <summary>
  136. /// 重载-返回数据表
  137. /// </summary>
  138. /// <param name="commandText">查询命令</param>
  139. /// <param name="commandType">查询命令类型</param>
  140. /// <param name="tableName">表名</param>
  141. /// <param name="isCloseConnection">是否关闭数据库</param>
  142. /// <returns>返回执行结果</returns>
  143. DataTable ExecuteDataTable(string commandText, CommandType commandType, string tableName, bool isCloseConnection);
  144. /// <summary>
  145. /// 返回数据表(分页)
  146. /// </summary>
  147. /// <param name="page">当前页</param>
  148. /// <param name="pageSize">每页显示数</param>
  149. /// <param name="recordCount">总记录数</param>
  150. /// <param name="strFields">需要查询的字段</param>
  151. /// <param name="strOrderBy">排序字段,例如: id asc,name desc 不带order by</param>
  152. /// <param name="strTableName">查询表名称,如果是复杂查询传入(select * from ...)</param>
  153. /// <returns></returns>
  154. DataTable ExecuteDataTable(int page, int pageSize, ref int recordCount, string strFields, string strOrderBy, string strTableName);
  155. /// <summary>
  156. /// 执行无返回类型数据查询(返回影响行数)
  157. /// </summary>
  158. /// <param name="commandText">查询命令(SQL语句)</param>
  159. /// <returns>返回执行结果影响行数</returns>
  160. int ExecuteNonQuery(string commandText);
  161. /// <summary>
  162. /// 执行无返回类型数据查询(返回影响行数)
  163. /// </summary>
  164. /// <param name="commandText">查询命令(SQL语句)</param>
  165. /// <param name="isCloseConnection">是否关闭数据连结,true: 关闭,false: 不关闭</param>
  166. /// <returns>返回执行结果影响行数</returns>
  167. int ExecuteNonQuery(string commandText, bool isCloseConnection);
  168. /// <summary>
  169. /// 重载-无返回类型数据查询(适应存储过程调用需求且返回影响行数)
  170. /// </summary>
  171. /// <param name="commandText">查询命令</param>
  172. /// <param name="commandType">查询命令类型</param>
  173. /// <returns>返回执行结果影响行数</returns>
  174. int ExecuteNonQuery(string commandText, CommandType commandType);
  175. /// <summary>
  176. /// 重载-无返回类型数据查询(适应存储过程调用需求且返回影响行数)
  177. /// </summary>
  178. /// <param name="commandText">查询命令</param>
  179. /// <param name="commandType">查询命令类型</param>
  180. /// <param name="isCloseConnection">是否关闭数据连结,true: 关闭,false: 不关闭</param>
  181. /// <returns>返回执行结果影响行数</returns>
  182. int ExecuteNonQuery(string commandText, CommandType commandType, bool isCloseConnection);
  183. /// <summary>
  184. /// 返回向前只读数据集查询
  185. /// </summary>
  186. /// <param name="commandText">查询命令</param>
  187. /// <returns>返回执行结果</returns>
  188. IDataReader ExecuteReader(string commandText);
  189. /// <summary>
  190. /// 重载-返回向前只读数据集查询(适应存储过程调用需求)
  191. /// </summary>
  192. /// <param name="commandText">查询命令</param>
  193. /// <param name="commandType">查询命令类型</param>
  194. /// <returns>返回执行结果</returns>
  195. IDataReader ExecuteReader(string commandText, CommandType commandType);
  196. /// <summary>
  197. /// 重载-返回向前只读数据集查询(适应存储过程调用需求)
  198. /// </summary>
  199. /// <param name="commandText">查询命令</param>
  200. /// <param name="commandType">查询命令类型</param>
  201. /// <param name="p_objBehaviour">提供对查询结果和查询对数据库的影响的说明</param>
  202. /// <returns>返回执行结果</returns>
  203. IDataReader ExecuteReader(string commandText, CommandType commandType, CommandBehavior p_objBehaviour);
  204. /// <summary>
  205. /// 返回第一行第一列结果的数据查询
  206. /// </summary>
  207. /// <param name="commandText">查询命令</param>
  208. /// <returns>返回查询结果</returns>
  209. object ExecuteScalar(string commandText);
  210. /// <summary>
  211. /// 返回第一行第一列结果的数据查询
  212. /// </summary>
  213. /// <param name="commandText">查询命令</param>
  214. /// <param name="isCloseConnection">是否关闭数据连结,true: 关闭,false: 不关闭</param>
  215. /// <returns>返回查询结果</returns>
  216. object ExecuteScalar(string commandText, bool isCloseConnection);
  217. /// <summary>
  218. /// 重载-返回第一行第一列结果的数据查询(适应存储过程调用需求)
  219. /// </summary>
  220. /// <param name="commandText">查询命令</param>
  221. /// <param name="commandType">查询命令类型</param>
  222. /// <param name="isCloseConnection">是否关闭数据连结,true: 关闭,false: 不关闭</param>
  223. /// <returns>返回查询结果</returns>
  224. object ExecuteScalar(string commandText, CommandType commandType, bool isCloseConnection);
  225. /// <summary>
  226. /// 获得数据库连接字符串
  227. /// </summary>
  228. /// <param name="ModuleName">模块名称</param>
  229. /// <returns></returns>
  230. string GetDataLink(string ModuleName);
  231. /// <summary>
  232. /// 提取参数值
  233. /// </summary>
  234. /// <param name="paramName">参数名称</param>
  235. /// <returns>返回执行结果</returns>
  236. object GetParameter(string paramName);
  237. /// <summary>
  238. /// 将DataTable添加到DataSet中
  239. /// </summary>
  240. /// <param name="dataSet">DataSet对象</param>
  241. /// <param name="tableNames">表名数组</param>
  242. void LoadDataSet(DataSet dataSet, string[] tableNames);
  243. /// <summary>
  244. /// 将DataTable添加到DataSet中
  245. /// </summary>
  246. /// <param name="dataSet">DataSet对象</param>
  247. /// <param name="tableName">表名</param>
  248. void LoadDataSet(DataSet dataSet, string tableName);
  249. /// <summary>
  250. /// 修改参数值
  251. /// </summary>
  252. /// <param name="paramName">参数名称</param>
  253. /// <param name="pValue">参数值</param>
  254. void ModifyParameter(string paramName, object pValue);
  255. /// <summary>
  256. /// 移除所有的参数
  257. /// </summary>
  258. void RemoveAllParameters();
  259. /// <summary>
  260. /// 移除参数
  261. /// </summary>
  262. /// <param name="paramName">参数名称</param>
  263. void RemoveParameter(string paramName);
  264. /// <summary>
  265. /// 回滚事务处理
  266. /// </summary>
  267. void RollbackTransaction();
  268. }
  269. }