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76 lines
2.4 KiB
76 lines
2.4 KiB
using System;
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using System.Collections.Generic;
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using System.Data.Common;
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using System.Data.SqlClient;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using static ICSSoft.Common.DBHelper;
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namespace ICSSoft.Common
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{
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public class DbFactory
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{
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/// <summary>
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/// 根据配置文件中所配置的数据库类型
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/// 来获取命令参数中的参数符号oracle为":",sqlserver为"@"
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/// </summary>
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/// <returns></returns>
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public static string CreateDbParmCharacter()
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{
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string character = string.Empty;
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switch (DBHelper.DbType)
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{
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case DatabaseType.SqlServer:
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character = "@";
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break;
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case DatabaseType.Oracle:
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character = ":";
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break;
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case DatabaseType.MySql:
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character = "?";
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break;
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case DatabaseType.Access:
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character = "@";
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break;
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case DatabaseType.SQLite:
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character = "@";
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break;
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default:
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throw new Exception("数据库类型目前不支持！");
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}
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return character;
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}
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/// <summary>
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/// 根据配置文件中所配置的数据库类型
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/// 来创建相应数据库命令对象
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/// </summary>
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/// <returns></returns>
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public static DbCommand CreateDbCommand()
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{
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DbCommand cmd = null;
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switch (DBHelper.DbType)
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{
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case DatabaseType.SqlServer:
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cmd = new SqlCommand();
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break;
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//case DatabaseType.Oracle:
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// cmd = new OracleCommand();
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// break;
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//case DatabaseType.MySql:
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// cmd = new MySqlCommand();
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// break;
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//case DatabaseType.Access:
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// cmd = new OleDbCommand();
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// break;
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//case DatabaseType.SQLite:
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// cmd = new SQLiteCommand();
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// break;
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default:
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throw new Exception("数据库类型目前不支持！");
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}
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return cmd;
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}
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}
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}
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