97 lines
3.5 KiB
C#
97 lines
3.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Data.SqlClient;
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using System.Data;
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using System.Data.Common;
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using CYQ.Data.Cache;
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using System.Reflection;
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using System.IO;
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namespace CYQ.Data
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{
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internal partial class MsSqlDal : DalBase
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{
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private DistributedCache _Cache = DistributedCache.Local;//Cache操作
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public MsSqlDal(ConnObject co)
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: base(co)
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{ }
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protected override void AddReturnPara()
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{
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AddParameters("ReturnValue", null, DbType.Int32, 32, ParameterDirection.ReturnValue);
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}
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internal override void AddCustomePara(string paraName, ParaType paraType, object value, string typeName)
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{
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if (Com.Parameters.Contains(paraName))
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{
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return;
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}
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switch (paraType)
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{
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case ParaType.OutPut:
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case ParaType.ReturnValue:
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case ParaType.Structured:
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SqlParameter para = new SqlParameter();
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para.ParameterName = paraName;
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if (paraType == ParaType.Structured)
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{
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para.SqlDbType = SqlDbType.Structured;
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para.TypeName = typeName;
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para.Value = value;
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}
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else if (paraType == ParaType.OutPut)
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{
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para.SqlDbType = SqlDbType.NVarChar;
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para.Size = 2000;
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para.Direction = ParameterDirection.Output;
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}
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else
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{
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para.SqlDbType = SqlDbType.Int;
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para.Direction = ParameterDirection.ReturnValue;
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}
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Com.Parameters.Add(para);
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break;
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}
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}
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protected override DbProviderFactory GetFactory()
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{
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return SqlClientFactory.Instance;//发布到Linux 发现为null，查了半天，发现是发布模式问题【可移值，该选项不支持】=》Linux x64
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}
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protected override bool IsExistsDbName(string dbName)
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{
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try
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{
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IsRecordDebugInfo = false || AppDebug.IsContainSysSql;
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bool result = ExeScalar("select 1 from master..sysdatabases where [name]='" + dbName + "'", false) != null;
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IsRecordDebugInfo = true;
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return result;
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}
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catch
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{
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return true;
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}
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}
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//protected override string FormatConnString(string connString)
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//{
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// SqlConnectionStringBuilder sb = new SqlConnectionStringBuilder(connString);
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// if (sb.Pooling && sb.MaxPoolSize == 100)
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// {
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// sb.MaxPoolSize = 512;
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// }
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// return connString;
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//}
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}
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internal partial class MsSqlDal
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{
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protected override string GetUVPSql(string type)
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{
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bool for2000 = Version.StartsWith("08");
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return @"Select o.name as TableName, p.value as Description from sysobjects o " + (for2000 ? "left join sysproperties p on p.id = o.id and smallid = 0" : "left join sys.extended_properties p on p.major_id = o.id and minor_id = 0")
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+ " and p.name = 'MS_Description' where o.type = '" + type + "' AND o.name<>'dtproperties' AND o.name<>'sysdiagrams'" + (for2000 ? "" : " and category in(0,32)") + " order by o.name";
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}
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}
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}
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