Update Core

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs

@@ -109,6 +109,9 @@ namespace SqlSugar
                 }
             }
             var tableName = GetTableName(entityInfo);
+            this.Context.MappingTables.Add(entityInfo.EntityName,tableName);
+            entityInfo.DbTableName = tableName;
+            entityInfo.Columns.ForEach(it => { it.DbTableName = tableName; });
             var isAny = this.Context.DbMaintenance.IsAnyTable(tableName);
             if (isAny)
                 ExistLogic(entityInfo);

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs

@@ -260,7 +260,10 @@ namespace SqlSugar
                         method = isNullableType ? getConvertBoolean : getBoolean;
                     break;
                 case CSharpDataType.@string:
-                    CheckType(bind.StringThrow, bindProperyTypeName, validPropertyName, propertyName);
+                    if (this.Context.CurrentConnectionConfig.DbType != DbType.Oracle)
+                    {
+                        CheckType(bind.StringThrow, bindProperyTypeName, validPropertyName, propertyName);
+                    }
                     method = getString;
                     if (bindProperyTypeName == "guid")
                     {

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbMaintenanceProvider/Methods.cs

@@ -302,7 +302,7 @@ namespace SqlSugar
             this.Context.Ado.ExecuteCommand(sql);
             return true;
         }
-        public virtual bool CreateIndex(string tableName, string[] columnNames, bool isUnique = false)
+        public virtual bool CreateIndex(string tableName, string[] columnNames, bool isUnique=false)
         {
             string sql = string.Format(CreateIndexSql,tableName,string.Join(",",columnNames), string.Join("_", columnNames), isUnique ? "UNIQUE" : "");
             this.Context.Ado.ExecuteCommand(sql);

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/CaseWhen/CaseWhen.cs

@@ -16,6 +16,10 @@ namespace SqlSugar
         {
             return default(T);
         }
+        public T End<T>()
+        {
+            return default(T);
+        }
     }
     public class CaseThen
     {

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/CaseWhen/CaseWhenResolve.cs

@@ -45,8 +45,15 @@ namespace SqlSugar
             {
                 var isFirst = allMethods.First() == methodExp;
                 var isLast = allMethods.Last() == methodExp;
-                var sql = SubTools.GetMethodValue(this.context, methodExp.Arguments[0], this.context.IsSingle ? ResolveExpressType.WhereSingle : ResolveExpressType.WhereMultiple);
+                if (methodExp.Arguments.Count == 0)
-                sqls.Add(new KeyValuePair<string, string>(methodExp.Method.Name, sql));
+                {
+                    sqls.Add(new KeyValuePair<string, string>(methodExp.Method.Name, "null"));
+                }
+                else
+                {
+                    var sql = SubTools.GetMethodValue(this.context, methodExp.Arguments[0], this.context.IsSingle ? ResolveExpressType.WhereSingle : ResolveExpressType.WhereMultiple);
+                    sqls.Add(new KeyValuePair<string, string>(methodExp.Method.Name, sql));
+                }
             }
             var result = this.context.DbMehtods.CaseWhen(sqls);
             return result;

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs

@@ -420,5 +420,17 @@ namespace SqlSugar
             var parameter = model.Args[0];
             return string.Format(" CAST({0} AS VARCHAR(MAX))", parameter.MemberName);
         }
+        public  string BitwiseAnd(MethodCallExpressionModel model)
+        {
+            var parameter = model.Args[0];
+            var parameter2 = model.Args[1];
+            return string.Format(" ({0} & {1}) ", parameter.MemberName, parameter2.MemberName); ;
+        }
+        public string BitwiseInclusiveOR(MethodCallExpressionModel model)
+        {
+            var parameter = model.Args[0];
+            var parameter2 = model.Args[1];
+            return string.Format(" ({0} | {1}) ", parameter.MemberName, parameter2.MemberName); ;
+        }
     }
 }

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/DbMethods/IDbMethods.cs

@@ -65,5 +65,7 @@ namespace SqlSugar
         string GetDate();
         string GetRandom();
         string CharIndex(MethodCallExpressionModel model);
+        string BitwiseAnd(MethodCallExpressionModel model);
+        string BitwiseInclusiveOR(MethodCallExpressionModel model);
     }
 }

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/DbMethods/SqlFunc.cs

@@ -65,7 +65,7 @@ namespace SqlSugar
         {
             return thisValue.Equals(parameterValue);
         }
-        public new static bool EqualsNull(object thisValue, object parameterValue)
+        public  static bool EqualsNull(object thisValue, object parameterValue)
         {
             return thisValue.Equals(parameterValue);
         }
@@ -137,5 +137,7 @@ namespace SqlSugar
         public static Subqueryable<T> Subqueryable<T>() where T:class,new(){ throw new NotSupportedException("Can only be used in expressions");}
         public static CaseThen  IF(bool condition) { throw new NotSupportedException("Can only be used in expressions"); }
         public static int CharIndex(string findChar,string searchValue) { throw new NotSupportedException("Can only be used in expressions"); }
+        public static int BitwiseAnd(int left, int right) { throw new NotSupportedException("Can only be used in expressions"); }
+        public static int BitwiseInclusiveOR(int left, int right) { throw new NotSupportedException("Can only be used in expressions"); }
     }
 }

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ExpressionContext.cs

@@ -127,6 +127,7 @@ namespace SqlSugar
             copyContext.RefreshMapping = this.RefreshMapping;
             copyContext.ParameterIndex = this.ParameterIndex;
             copyContext.PgSqlIsAutoToLower = this.PgSqlIsAutoToLower;
+            copyContext.IsSingle = this.IsSingle;
             return copyContext;
         }
         public ExpressionContext GetCopyContextWithMapping()
@@ -141,6 +142,7 @@ namespace SqlSugar
             copyContext.InitMappingInfo = this.InitMappingInfo;
             copyContext.RefreshMapping = this.RefreshMapping;
             copyContext.PgSqlIsAutoToLower = this.PgSqlIsAutoToLower;
+            copyContext.IsSingle = this.IsSingle;
             return copyContext;
         }
         #endregion

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ResolveItems/MemberInitExpressionResolve.cs

@@ -1,5 +1,4 @@
-using Newtonsoft.Json;
+using System;
-using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Linq.Expressions;
@@ -61,7 +60,7 @@ namespace SqlSugar
                     if (customAttribute?.IsJson ?? false)
                     {
                         var paramterValue = ExpressionTool.DynamicInvoke(item);
-                        var parameterName = AppendParameter(JsonConvert.SerializeObject(paramterValue));
+                        var parameterName = AppendParameter(new SerializeService().SerializeObject(paramterValue));
                         this.Context.Result.Append(base.Context.GetEqString(memberName, parameterName));
 
                         continue;

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ResolveItems/MethodCallExpressionResolve.cs

@@ -664,6 +664,10 @@ namespace SqlSugar
                         return this.Context.DbMehtods.GetRandom();
                     case "CharIndex":
                         return this.Context.DbMehtods.CharIndex(model);
+                    case "BitwiseAnd":
+                        return this.Context.DbMehtods.BitwiseAnd(model);
+                    case "BitwiseInclusiveOR":
+                        return this.Context.DbMehtods.BitwiseInclusiveOR(model);
                     default:
                         break;
                 }

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Infrastructure/ContextMethods.cs

@@ -278,14 +278,13 @@ namespace SqlSugar
                 var typeName = tType.Name;
                 if (item.PropertyType.IsClass())
                 {
-                    if (readerValues != null &&
+                    if (IsJsonItem(readerValues, name))
-                        readerValues.Count == 1 &&
-                        readerValues.First().Key == name &&
-                        readerValues.First().Value!=null&&
-                        readerValues.First().Value.GetType()==UtilConstants.StringType&&
-                        Regex.IsMatch(readerValues.First().Value.ObjToString(), @"^\{.+\}$"))
                     {
-                        result.Add(name, DeserializeObject<Dictionary<string,object>>(readerValues.First().Value.ObjToString()));
+                        result.Add(name, DeserializeObject<Dictionary<string, object>>(readerValues.First().Value.ObjToString()));
+                    }
+                    else if (IsJsonList(readerValues, item))
+                    {
+                        result.Add(name, DeserializeObject<List<Dictionary<string, object>>>(readerValues[item.Name.ToLower()].ToString()));
                     }
                     else
                     {
@@ -336,6 +335,25 @@ namespace SqlSugar
             return result;
         }
 
+        private static bool IsJsonItem(Dictionary<string, object> readerValues, string name)
+        {
+            return readerValues != null &&
+                                    readerValues.Count == 1 &&
+                                    readerValues.First().Key == name &&
+                                    readerValues.First().Value != null &&
+                                    readerValues.First().Value.GetType() == UtilConstants.StringType &&
+                                    Regex.IsMatch(readerValues.First().Value.ObjToString(), @"^\{.+\}$");
+        }
+
+        private static bool IsJsonList(Dictionary<string, object> readerValues, PropertyInfo item)
+        {
+            return item.PropertyType.FullName.IsCollectionsList() &&
+                                        readerValues.ContainsKey(item.Name.ToLower()) &&
+                                        readerValues[item.Name.ToLower()] != null &&
+                                        readerValues[item.Name.ToLower()].GetType() == UtilConstants.StringType &&
+                                        Regex.IsMatch(readerValues[item.Name.ToLower()].ToString(), @"^\[{.+\}]$");
+        }
+
         private Dictionary<string, object> DataReaderToDynamicList_Part<T>(Dictionary<string, object> readerValues, PropertyInfo item, List<T> reval)
         {
             Dictionary<string, object> result = new Dictionary<string, object>();

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/Dm/DbBind/DmDbBind.cs

@@ -92,6 +92,7 @@ namespace SqlSugar
                   new KeyValuePair<string, CSharpDataType>("number",CSharpDataType.@double),
                   new KeyValuePair<string, CSharpDataType>("number",CSharpDataType.@long),
                   new KeyValuePair<string, CSharpDataType>("number",CSharpDataType.@bool),
+                  new KeyValuePair<string, CSharpDataType>("bit",CSharpDataType.@bool),
                   new KeyValuePair<string, CSharpDataType>("number",CSharpDataType.@decimal),
                   new KeyValuePair<string, CSharpDataType>("number",CSharpDataType.Single),
                   new KeyValuePair<string, CSharpDataType>("decimal",CSharpDataType.@decimal),

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/Dm/DbMaintenance/DmDbMaintenance.cs

@@ -348,11 +348,11 @@ namespace SqlSugar
                 return GetColumnInfosByTableName(tableName);
             else
                 return this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
-                        () =>
+                    () =>
-                        {
+                    {
-                            return GetColumnInfosByTableName(tableName);
+                        return GetColumnInfosByTableName(tableName);
 
-                        });
+                    });
         }
 
         private List<DbColumnInfo> GetColumnInfosByTableName(string tableName)
@@ -360,7 +360,7 @@ namespace SqlSugar
             string sql = "select * from " + SqlBuilder.GetTranslationTableName(tableName) + " WHERE 1=2 ";
             var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
             this.Context.Ado.IsEnableLogEvent = false;
-            using (DbDataReader reader = (DbDataReader)this.Context.Ado.GetDataReader(sql))
+            using(DbDataReader reader = (DbDataReader) this.Context.Ado.GetDataReader(sql))
             {
                 this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
                 List<DbColumnInfo> result = new List<DbColumnInfo>();
@@ -371,8 +371,8 @@ namespace SqlSugar
                     {
                         TableName = tableName,
                         DataType = row["DataType"].ToString().Replace("System.", "").Trim(),
-                        IsNullable = (bool)row["AllowDBNull"],
+                        IsNullable = (bool) row["AllowDBNull"],
-                        IsIdentity = (bool)row["IsIdentity"],
+                        IsIdentity = (bool) row["IsIdentity"],
                         ColumnDescription = GetFieldComment(tableName, row["ColumnName"].ToString()),
                         DbColumnName = row["ColumnName"].ToString(),
                         //DefaultValue = row["defaultValue"].ToString(),
@@ -391,32 +391,32 @@ namespace SqlSugar
             string cacheKey = "DbMaintenanceProvider.GetPrimaryKeyByTableNames." + this.SqlBuilder.GetNoTranslationColumnName(tableName).ToLower();
             cacheKey = GetCacheKey(cacheKey);
             return this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
-                    () =>
+                () =>
-                    {
+                {
-                        var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
+                    var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
-                        this.Context.Ado.IsEnableLogEvent = false;
+                    this.Context.Ado.IsEnableLogEvent = false;
-                        string sql = @" select distinct cu.COLUMN_name KEYNAME  from user_cons_columns cu, user_constraints au 
+                    string sql = @" select distinct cu.COLUMN_name KEYNAME  from user_cons_columns cu, user_constraints au 
                             where cu.constraint_name = au.constraint_name
                             and au.constraint_type = 'P' and au.table_name = '" + tableName.ToUpper() + @"'";
-                        var pks = this.Context.Ado.SqlQuery<string>(sql);
+                    var pks = this.Context.Ado.SqlQuery<string>(sql);
-                        this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
+                    this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
-                        return pks;
+                    return pks;
-                    });
+                });
         }
 
         public string GetTableComment(string tableName)
         {
             string cacheKey = "DbMaintenanceProvider.GetTableComment." + tableName;
             var comments = this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
-                          () =>
+                () =>
-                          {
+                {
-                              string sql = "SELECT COMMENTS FROM USER_TAB_COMMENTS WHERE TABLE_NAME =@tableName ORDER BY TABLE_NAME";
+                    string sql = "SELECT COMMENTS FROM USER_TAB_COMMENTS WHERE TABLE_NAME =@tableName ORDER BY TABLE_NAME";
-                              var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
+                    var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
-                              this.Context.Ado.IsEnableLogEvent = false;
+                    this.Context.Ado.IsEnableLogEvent = false;
-                              var pks = this.Context.Ado.SqlQuery<string>(sql, new { tableName = tableName.ToUpper() });
+                    var pks = this.Context.Ado.SqlQuery<string>(sql, new { tableName = tableName.ToUpper() });
-                              this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
+                    this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
-                              return pks;
+                    return pks;
-                          });
+                });
             return comments.HasValue() ? comments.First() : "";
         }
 
@@ -424,15 +424,15 @@ namespace SqlSugar
         {
             string cacheKey = "DbMaintenanceProvider.GetFieldComment." + tableName;
             var comments = this.Context.Utilities.GetReflectionInoCacheInstance().GetOrCreate(cacheKey,
-                           () =>
+                () =>
-                           {
+                {
-                               string sql = "SELECT TVNAME AS TableName, COLNAME,COMMENT$ AS ColumnDescription   from SYSCOLUMNCOMMENTS   WHERE TVNAME='"+ tableName.ToUpper() + "' ORDER BY TVNAME";
+                    string sql = "SELECT TVNAME AS TableName, COLNAME,COMMENT$ AS ColumnDescription   from SYSCOLUMNCOMMENTS   WHERE TVNAME='" + tableName.ToUpper() + "' ORDER BY TVNAME";
-                               var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
+                    var oldIsEnableLog = this.Context.Ado.IsEnableLogEvent;
-                               this.Context.Ado.IsEnableLogEvent = false;
+                    this.Context.Ado.IsEnableLogEvent = false;
-                               var pks = this.Context.Ado.SqlQuery<DbColumnInfo>(sql);
+                    var pks = this.Context.Ado.SqlQuery<DbColumnInfo>(sql);
-                               this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
+                    this.Context.Ado.IsEnableLogEvent = oldIsEnableLog;
-                               return pks;
+                    return pks;
-                           });
+                });
             return comments.HasValue() ? comments.First(it => it.DbColumnName.Equals(filedName, StringComparison.CurrentCultureIgnoreCase)).ColumnDescription : "";
 
         }
@@ -462,4 +462,4 @@ namespace SqlSugar
         }
         #endregion
     }
-}
+}

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/Dm/DmProvider.cs

@@ -117,6 +117,11 @@ namespace SqlSugar
                 sqlParameter.Size = parameter.Size;
                 sqlParameter.Value = parameter.Value;
                 sqlParameter.DbType = parameter.DbType;
+                if (sqlParameter.DbType == System.Data.DbType.Guid)
+                {
+                    sqlParameter.DbType = System.Data.DbType.String;
+                    sqlParameter.Value = sqlParameter.Value.ToString();
+                }
                 if (parameter.Direction == 0)
                 {
                     parameter.Direction = ParameterDirection.Input;

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/Oracle/Insertable/OracleInsertable.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.Threading.Tasks;
 
 namespace SqlSugar
 {
@@ -22,6 +23,8 @@ namespace SqlSugar
         }
         public override int ExecuteReturnIdentity()
         {
+            bool oldIsAuto = AutoBegin();
+
             InsertBuilder.IsReturnIdentity = true;
             PreToSql();
             string sql = InsertBuilder.ToSqlString();
@@ -31,11 +34,15 @@ namespace SqlSugar
             var count = Ado.ExecuteCommand(sql, InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
             var result = (this.GetIdentityKeys().IsNullOrEmpty() || count == 0) ? 0 : GetSeqValue(GetSeqName()).ObjToInt();
             this.Context.Ado.IsDisableMasterSlaveSeparation = isDisableMasterSlaveSeparation;
+
+            AutoEnd(oldIsAuto);
             return result;
         }
 
         public override long ExecuteReturnBigIdentity()
         {
+            bool oldIsAuto = AutoBegin();
+
             InsertBuilder.IsReturnIdentity = true;
             PreToSql();
             string sql = InsertBuilder.ToSqlString();
@@ -43,22 +50,72 @@ namespace SqlSugar
             var isDisableMasterSlaveSeparation = this.Context.Ado.IsDisableMasterSlaveSeparation;
             this.Context.Ado.IsDisableMasterSlaveSeparation = true;
             var count = Ado.ExecuteCommand(sql, InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
-            var result = (this.GetIdentityKeys().IsNullOrEmpty() || count == 0) ? 0 :Convert.ToInt64(GetSeqValue(GetSeqName()));
+            var result = (this.GetIdentityKeys().IsNullOrEmpty() || count == 0) ? 0 : Convert.ToInt64(GetSeqValue(GetSeqName()));
             this.Context.Ado.IsDisableMasterSlaveSeparation = isDisableMasterSlaveSeparation;
+
+            AutoEnd(oldIsAuto);
             return result;
         }
 
+        public async override Task<int> ExecuteReturnIdentityAsync()
+        {
+            bool oldIsAuto = AutoBegin();
+
+            InsertBuilder.IsReturnIdentity = true;
+            PreToSql();
+            string sql = InsertBuilder.ToSqlString();
+            RestoreMapping();
+            var isDisableMasterSlaveSeparation = this.Context.Ado.IsDisableMasterSlaveSeparation;
+            this.Context.Ado.IsDisableMasterSlaveSeparation = true;
+            var count = await Ado.ExecuteCommandAsync(sql, InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
+            var result = (this.GetIdentityKeys().IsNullOrEmpty() || count == 0) ? 0 : GetSeqValue(GetSeqName()).ObjToInt();
+            this.Context.Ado.IsDisableMasterSlaveSeparation = isDisableMasterSlaveSeparation;
+
+            AutoEnd(oldIsAuto);
+            return result;
+        }
+
+        public async override Task<long> ExecuteReturnBigIdentityAsync()
+        {
+            bool oldIsAuto = AutoBegin();
+
+            InsertBuilder.IsReturnIdentity = true;
+            PreToSql();
+            string sql = InsertBuilder.ToSqlString();
+            RestoreMapping();
+            var isDisableMasterSlaveSeparation = this.Context.Ado.IsDisableMasterSlaveSeparation;
+            this.Context.Ado.IsDisableMasterSlaveSeparation = true;
+            var count = await Ado.ExecuteCommandAsync(sql, InsertBuilder.Parameters == null ? null : InsertBuilder.Parameters.ToArray());
+            var result = (this.GetIdentityKeys().IsNullOrEmpty() || count == 0) ? 0 : Convert.ToInt64(GetSeqValue(GetSeqName()));
+            this.Context.Ado.IsDisableMasterSlaveSeparation = isDisableMasterSlaveSeparation;
+
+            AutoEnd(oldIsAuto);
+            return result;
+        }
+
+        private void AutoEnd(bool oldIsAuto)
+        {
+            if (oldIsAuto)
+            {
+                this.Context.Context.CurrentConnectionConfig.IsAutoCloseConnection = oldIsAuto;
+                if (this.Ado.Transaction == null)
+                    this.Context.Ado.Close();
+            }
+        }
+
+        private bool AutoBegin()
+        {
+            var oldIsAuto = this.Context.Context.CurrentConnectionConfig.IsAutoCloseConnection;
+            if (this.Context.Context.CurrentConnectionConfig.IsAutoCloseConnection)
+            {
+                this.Context.Context.CurrentConnectionConfig.IsAutoCloseConnection = false;
+            }
+
+            return oldIsAuto;
+        }
         private object GetSeqValue(string seqName)
         {
-            try
+            return Ado.GetScalar(" SELECT " + seqName + ".currval FROM DUAL");
-            {
-                return Ado.GetScalar(" SELECT " + seqName + ".currval FROM DUAL");
-            }
-            catch 
-            {
-                Ado.GetScalar(" SELECT " + seqName + ".nextval FROM DUAL");
-                return Ado.GetScalar(" SELECT " + seqName + ".currval-1 FROM DUAL");
-            }
         }
         protected override void PreToSql()
         {
@@ -73,15 +130,15 @@ namespace SqlSugar
                     int seqBeginValue = 0;
                     seqBeginValue = this.Ado.GetInt("select  " + seqName + ".Nextval  from dual");
                     //Console.WriteLine(seqBeginValue);
-                    var nextLength= insertCount - 1;
+                    var nextLength = insertCount - 1;
                     if (nextLength > 0)
                     {
                         StringBuilder sb = new StringBuilder();
-                        sb.AppendLine(" select "+ seqName + ".nextval,t.* from (");
+                        sb.AppendLine(" select " + seqName + ".nextval,t.* from (");
                         for (int i = 0; i < nextLength; i++)
                         {
                             sb.AppendLine(" select 1 from dual");
-                            if (i<(nextLength - 1) )
+                            if (i < (nextLength - 1))
                             {
                                 sb.AppendLine("union all");
                             }

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/Oracle/SqlBuilder/OracleExpressionContext.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Linq;
@@ -14,7 +15,7 @@ namespace SqlSugar
         public SqlSugarProvider Context { get; set; }
         public OracleExpressionContext()
         {
-            base.DbMehtods = new OracleMethod();
+            base.DbMehtods = new OracleMethod(); 
         }
         public override string SqlParameterKeyWord
         {
@@ -40,6 +41,42 @@ namespace SqlSugar
     }
     public partial class OracleMethod : DefaultDbMethod, IDbMethods
     {
+        private void PageEach<T>(IEnumerable<T> pageItems, int pageSize, Action<List<T>> action)
+        {
+            if (pageItems != null && pageItems.Any())
+            {
+                int totalRecord = pageItems.Count();
+                int pageCount = (totalRecord + pageSize - 1) / pageSize;
+                for (int i = 1; i <= pageCount; i++)
+                {
+                    var list = pageItems.Skip((i - 1) * pageSize).Take(pageSize).ToList();
+                    action(list);
+                }
+            }
+        }
+        public override string ContainsArray(MethodCallExpressionModel model)
+        {
+            if (model.Args[0].MemberValue == null)
+            {
+                return base.ContainsArray(model);
+            }
+            var inValueIEnumerable = ((IEnumerable)model.Args[0].MemberValue).Cast<object>().ToArray();
+            if (inValueIEnumerable.Count() < 1000)
+            {
+                return base.ContainsArray(model);
+            }
+            else
+            {
+                string result = "";
+                PageEach(inValueIEnumerable, 999, it =>
+                {
+                    model.Args.First().MemberValue = it;
+                    result+= (base.ContainsArray(model) + " OR ");
+
+                });
+                return " ( "+result.TrimEnd(' ').TrimEnd('R').TrimEnd('O')+" ) ";
+            }
+        }
         public override string ToInt64(MethodCallExpressionModel model)
         {
             var parameter = model.Args[0];
@@ -128,6 +165,12 @@ namespace SqlSugar
             return string.Format(" CAST({0} AS VARCHAR2(4000))", parameter.MemberName);
         }
 
+        public override string ToDecimal(MethodCallExpressionModel model)
+        {
+            var parameter = model.Args[0];
+            return string.Format(" CAST({0} AS Number)", parameter.MemberName);
+        }
+
         public override string ToDate(MethodCallExpressionModel model)
         {
             var parameter = model.Args[0];

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/DbMaintenance/SqlServerDbMaintenance.cs

@@ -51,8 +51,8 @@ namespace SqlSugar
                     WHERE syscolumns.id IN
                         (SELECT id
                          FROM sysobjects
-                         WHERE xtype IN('u',
+                         WHERE upper(xtype) IN('U',
-                                        'v') )
+                                        'V') )
                       AND (systypes.name <> 'sysname')
                       AND sysobjects.name='{0}'
                       AND systypes.name<>'geometry'

Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteExpressionContext.cs

@@ -118,7 +118,7 @@ namespace SqlSugar
             var parameter3 = model.Args[2].MemberValue;
             if (parameter2.ObjToInt() < 0)
             {
-                return string.Format(" DATETIME(DATETIME({0}), '+{1} {2}s')", parameter, Math.Abs(parameter2.ObjToInt()), parameter3);
+                return string.Format(" DATETIME(DATETIME({0}), '-{1} {2}s')", parameter, Math.Abs(parameter2.ObjToInt()), parameter3);
             }
             else
             {
@@ -165,7 +165,7 @@ namespace SqlSugar
             var parameter = model.Args[0].MemberName;
             var parameter2 = model.Args[1].MemberName;
             int time = 1;
-            return string.Format(" Cast((JulianDay({0}) - JulianDay({1}))  *{2} As INTEGER)=0 ", parameter, parameter2, time);
+            return string.Format("  date({0}, 'localtime',  'start of day')= date({1}, 'localtime',  'start of day') ", parameter, parameter2, time);
         }
         public override string DateIsSameByType(MethodCallExpressionModel model)
         {