60 lines
1.9 KiB
C#
60 lines
1.9 KiB
C#
using SqlSugar;
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using System;
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using System.Collections.Generic;
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using System.Data;
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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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namespace LeatherApp.Utils
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{
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public class DBUtils
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{
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private static SqlSugarClient db;
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//public static dbBackup()
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//{
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// //mysqldump -uroot-p123456 mydb > /data/mysqlDump/mydb.sql
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// //mysqldump - uroot - p123456 mydb > / data / mysqlDump / mydb.sql
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//}
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public static SqlSugarClient getErpDBCon(SqlSugar.DbType dbType = SqlSugar.DbType.SqlServer)
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{
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if (string.IsNullOrEmpty(Config.ErpDBConStr))
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return null;
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if (db != null) return db;
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db = new SqlSugarClient(new ConnectionConfig()
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{
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ConnectionString = Config.ErpDBConStr,
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DbType = dbType,
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IsAutoCloseConnection = true
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},
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db =>
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{
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db.Aop.OnLogExecuting = (sql, pars) =>
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{
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Console.WriteLine(sql);//输出sql,查看执行sql 性能无影响
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//获取原生SQL推荐 5.1.4.63 性能OK
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//UtilMethods.GetNativeSql(sql,pars)
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//获取无参数化SQL 对性能有影响，特别大的SQL参数多的，调试使用
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//UtilMethods.GetSqlString(DbType.SqlServer,sql,pars)
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};
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});
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return db;
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}
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public static DataTable execSql(string sql, List<SugarParameter> parameters, SqlSugar.DbType dbType = SqlSugar.DbType.SqlServer)
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{
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//查询表的所有
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var mydb = getErpDBCon(dbType);
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if(mydb == null) return null;
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if (!mydb.Ado.IsValidConnection())
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mydb.Ado.Open();
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return mydb.Ado.GetDataTable(sql, parameters);
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}
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}
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}
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