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117 lines
2.9 KiB
117 lines
2.9 KiB
using SqlSugar;
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using System;
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using System.Collections.Generic;
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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 OrmTest
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{
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public class UnitCustom01
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{
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public static void Init()
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{
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var ssc = new SqlSugarClient(new ConnectionConfig()
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{
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ConnectionString = OrmTest.Config.ConnectionString,
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DbType = SqlSugar.DbType.MySqlConnector, //必填
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IsAutoCloseConnection = true
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});
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ssc.CodeFirst.InitTables<Student>();
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var expMethods = new List<SqlFuncExternal>();
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expMethods.Add(new SqlFuncExternal()
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{
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UniqueMethodName = "SumSugar",
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MethodValue = (expInfo, dbType, expContext) =>
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{
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if (dbType == DbType.SqlServer)
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return string.Format("SUM({0})", expInfo.Args[0].MemberName);
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else if (dbType == DbType.MySqlConnector)
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return string.Format("SUM({0})", expInfo.Args[0].MemberName);
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else
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throw new Exception("未实现");
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}
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});
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ssc.CurrentConnectionConfig.ConfigureExternalServices = new ConfigureExternalServices()
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{
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SqlFuncServices = expMethods //set ext method
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};
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try
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{
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ssc.Insertable(new Student() { Age = 1, Createtime = DateTime.Now, Grade = 1, Id = 1, Name = "a", Schoolid = 1 }).ExecuteCommand();
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ssc.Insertable(new Student() { Age = 1, Createtime = DateTime.Now, Grade = 1, Id = 1, Name = "a", Schoolid = 1 }).ExecuteCommand();
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var sss12 = ssc.Queryable<Student>().GroupBy(o => o.Name).Select(o => new { Age = SqlFunc.AggregateSum(o.Age) }).ToList();
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}
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catch (Exception e)
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{
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}
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}
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}
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[SugarTable("unitstudent1111")]
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public class Student
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{
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/// <summary>
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///
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///</summary>
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[SugarColumn(ColumnName = "id", IsPrimaryKey = true, IsIdentity = true)]
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public int Id { get; set; }
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/// <summary>
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///
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///</summary>
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[SugarColumn(ColumnName = "schoolid")]
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public int? Schoolid { get; set; }
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/// <summary>
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///
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///</summary>
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[SugarColumn(ColumnName = "name")]
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public string Name { get; set; }
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/// <summary>
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///
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///</summary>
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[SugarColumn(ColumnName = "createtime")]
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public DateTime? Createtime { get; set; }
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/// <summary>
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///
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///</summary>
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[SugarColumn(ColumnName = "age")]
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public int? Age { get; set; }
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/// <summary>
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///
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///</summary>
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[SugarColumn(ColumnName = "grade")]
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public int? Grade { get; set; }
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}
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}
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