diff --git a/FreeSql.Tests/Oracle/OracleDbFirstTest.cs b/FreeSql.Tests/Oracle/OracleDbFirstTest.cs new file mode 100644 index 00000000..639e37ee --- /dev/null +++ b/FreeSql.Tests/Oracle/OracleDbFirstTest.cs @@ -0,0 +1,21 @@ +using FreeSql.DataAnnotations; +using System; +using Xunit; + +namespace FreeSql.Tests.Oracle { + public class OracleDbFirstTest { + [Fact] + public void GetDatabases() { + + var t1 = g.oracle.DbFirst.GetDatabases(); + + } + + [Fact] + public void GetTablesByDatabase() { + + var t2 = g.oracle.DbFirst.GetTablesByDatabase(); + + } + } +} diff --git a/FreeSql/FreeSql.csproj b/FreeSql/FreeSql.csproj index 1a6ddda4..31f88d0f 100644 --- a/FreeSql/FreeSql.csproj +++ b/FreeSql/FreeSql.csproj @@ -2,7 +2,7 @@ netstandard2.0 - 0.4.13 + 0.4.15 true YeXiangQin FreeSql is the most convenient ORM in dotnet. It supports Mysql, Postgresql, SqlServer, Oracle and Sqlite. diff --git a/FreeSql/Oracle/OracleCodeFirst.cs b/FreeSql/Oracle/OracleCodeFirst.cs index ebb3af9d..aaa96d25 100644 --- a/FreeSql/Oracle/OracleCodeFirst.cs +++ b/FreeSql/Oracle/OracleCodeFirst.cs @@ -148,27 +148,7 @@ from all_tab_columns where owner={{0}} and table_name={{1}}".FormatOracleSQL(tboldname ?? tbname); var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); var tbstruct = ds.ToDictionary(a => string.Concat(a[0]), a => { - var sqlType = string.Concat(a[1]).ToUpper(); - var data_length = long.Parse(string.Concat(a[2])); - long.TryParse(string.Concat(a[3]), out var data_precision); - long.TryParse(string.Concat(a[4]), out var data_scale); - var char_used = string.Concat(a[5]); - if (Regex.IsMatch(sqlType, @"INTERVAL DAY\(\d+\) TO SECOND\(\d+\)", RegexOptions.IgnoreCase)) { - } else if (Regex.IsMatch(sqlType, @"INTERVAL YEAR\(\d+\) TO MONTH", RegexOptions.IgnoreCase)) { - } else if (sqlType.StartsWith("TIMESTAMP", StringComparison.CurrentCultureIgnoreCase)) { - } else if (sqlType.StartsWith("BLOB")) { - } else if (char_used.ToLower() == "c") - sqlType += sqlType.StartsWith("N") ? $"({data_length / 2})" : $"({data_length / 4} CHAR)"; - else if (char_used.ToLower() == "b") - sqlType += $"({data_length} BYTE)"; - else if (sqlType.ToLower() == "float") - sqlType += $"({data_precision})"; - else if (data_precision > 0 && data_scale > 0) - sqlType += $"({data_precision},{data_scale})"; - else if (data_precision > 0) - sqlType += $"({data_precision})"; - else - sqlType += $"({data_length})"; + var sqlType = GetOracleSqlTypeFullName(a); return new { column = string.Concat(a[0]), sqlType, @@ -294,6 +274,32 @@ where owner={{0}} and table_name={{1}}".FormatOracleSQL(tboldname ?? tbname); return sb.Length == 0 ? null : sb.Insert(0, "BEGIN \r\n").Insert(0, sbDeclare.ToString()).Append("END;").ToString(); } + internal static string GetOracleSqlTypeFullName(object[] row) { + var a = row; + var sqlType = string.Concat(a[1]).ToUpper(); + var data_length = long.Parse(string.Concat(a[2])); + long.TryParse(string.Concat(a[3]), out var data_precision); + long.TryParse(string.Concat(a[4]), out var data_scale); + var char_used = string.Concat(a[5]); + if (Regex.IsMatch(sqlType, @"INTERVAL DAY\(\d+\) TO SECOND\(\d+\)", RegexOptions.IgnoreCase)) { + } else if (Regex.IsMatch(sqlType, @"INTERVAL YEAR\(\d+\) TO MONTH", RegexOptions.IgnoreCase)) { + } else if (sqlType.StartsWith("TIMESTAMP", StringComparison.CurrentCultureIgnoreCase)) { + } else if (sqlType.StartsWith("BLOB")) { + } else if (char_used.ToLower() == "c") + sqlType += sqlType.StartsWith("N") ? $"({data_length / 2})" : $"({data_length / 4} CHAR)"; + else if (char_used.ToLower() == "b") + sqlType += $"({data_length} BYTE)"; + else if (sqlType.ToLower() == "float") + sqlType += $"({data_precision})"; + else if (data_precision > 0 && data_scale > 0) + sqlType += $"({data_precision},{data_scale})"; + else if (data_precision > 0) + sqlType += $"({data_precision})"; + else + sqlType += $"({data_length})"; + return sqlType; + } + static object syncStructureLock = new object(); ConcurrentDictionary dicSyced = new ConcurrentDictionary(); public bool SyncStructure() => this.SyncStructure(typeof(TEntity)); diff --git a/FreeSql/Oracle/OracleDbFirst.cs b/FreeSql/Oracle/OracleDbFirst.cs index 488b5dbb..7515ff43 100644 --- a/FreeSql/Oracle/OracleDbFirst.cs +++ b/FreeSql/Oracle/OracleDbFirst.cs @@ -1,361 +1,437 @@ -//using FreeSql.DatabaseModel; -//using FreeSql.Internal; -//using System; -//using System.Collections.Generic; -//using System.Linq; -//using System.Text.RegularExpressions; -//using Oracle.ManagedDataAccess.Client; -//using System.Data; +using FreeSql.DatabaseModel; +using FreeSql.Internal; +using System; +using System.Collections.Generic; +using System.Collections.Concurrent; +using System.Linq; +using System.Text.RegularExpressions; +using Oracle.ManagedDataAccess.Client; +using System.Data; -//namespace FreeSql.Oracle { -// class OracleDbFirst : IDbFirst { -// IFreeSql _orm; -// protected CommonUtils _commonUtils; -// protected CommonExpression _commonExpression; -// public OracleDbFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression) { -// _orm = orm; -// _commonUtils = commonUtils; -// _commonExpression = commonExpression; -// } +namespace FreeSql.Oracle { + class OracleDbFirst : IDbFirst { + IFreeSql _orm; + protected CommonUtils _commonUtils; + protected CommonExpression _commonExpression; + public OracleDbFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression) { + _orm = orm; + _commonUtils = commonUtils; + _commonExpression = commonExpression; + } -// public int GetDbType(DbColumnInfo column) => (int)GetSqlDbType(column); -// OracleDbType GetSqlDbType(DbColumnInfo column) { -// switch (column.DbTypeText.ToLower()) { -// case "bit": return OracleDbType.Boolean; -// case "tinyint": return OracleDbType.TinyInt; -// case "smallint": return OracleDbType.SmallInt; -// case "int": return OracleDbType.Int; -// case "bigint": return OracleDbType.BigInt; -// case "numeric": -// case "decimal": return OracleDbType.Decimal; -// case "smallmoney": return OracleDbType.SmallMoney; -// case "money": return OracleDbType.Money; -// case "float": return OracleDbType.Float; -// case "real": return OracleDbType.Real; -// case "date": return OracleDbType.Date; -// case "datetime": -// case "datetime2": return OracleDbType.DateTime; -// case "datetimeoffset": return OracleDbType.DateTimeOffset; -// case "smalldatetime": return OracleDbType.SmallDateTime; -// case "time": return OracleDbType.Time; -// case "char": return OracleDbType.Char; -// case "varchar": return OracleDbType.VarChar; -// case "text": return OracleDbType.Text; -// case "nchar": return OracleDbType.NChar; -// case "nvarchar": return OracleDbType.NVarChar; -// case "ntext": return OracleDbType.NText; -// case "binary": return OracleDbType.Binary; -// case "varbinary": return OracleDbType.VarBinary; -// case "image": return OracleDbType.Image; -// case "timestamp": return OracleDbType.Timestamp; -// case "uniqueidentifier": return OracleDbType.UniqueIdentifier; -// default: return OracleDbType.Variant; -// } -// } + public int GetDbType(DbColumnInfo column) => (int)GetSqlDbType(column); + OracleDbType GetSqlDbType(DbColumnInfo column) { + var dbfull = column.DbTypeTextFull.ToLower(); + switch (dbfull) { + case "number(1)": return OracleDbType.Boolean; -// static readonly Dictionary _dicDbToCs = new Dictionary() { -// { (int)OracleDbType.Boolean, ("(bool?)", "{0} == \"1\"", "{0} == true ? \"1\" : \"0\"", "bool?", typeof(bool), typeof(bool?), "{0}.Value", "GetBoolean") }, + case "number(4)": return OracleDbType.Decimal; + case "number(6)": return OracleDbType.Int16; + case "number(11)": return OracleDbType.Int32; + case "number(21)": return OracleDbType.Int64; -// { (int)OracleDbType.TinyInt, ("(byte?)", "sbyte.Parse({0})", "{0}.ToString()", "sbyte?", typeof(sbyte), typeof(sbyte?), "{0}.Value", "GetByte") }, -// { (int)OracleDbType.SmallInt, ("(short?)", "short.Parse({0})", "{0}.ToString()", "short?", typeof(short), typeof(short?), "{0}.Value", "GetInt16") }, -// { (int)OracleDbType.Int, ("(int?)", "int.Parse({0})", "{0}.ToString()", "int?", typeof(int), typeof(int?), "{0}.Value", "GetInt32") }, -// { (int)OracleDbType.BigInt, ("(long?)", "long.Parse({0})", "{0}.ToString()", "long?", typeof(long), typeof(long?), "{0}.Value", "GetInt64") }, + case "number(3)": return OracleDbType.Byte; + case "number(5)": return OracleDbType.Decimal; + case "number(10)": return OracleDbType.Decimal; + case "number(20)": return OracleDbType.Decimal; -// { (int)OracleDbType.SmallMoney, ("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") }, -// { (int)OracleDbType.Money, ("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") }, -// { (int)OracleDbType.Decimal, ("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") }, -// { (int)OracleDbType.Float, ("(double?)", "double.Parse({0})", "{0}.ToString()", "double?", typeof(double), typeof(double?), "{0}.Value", "GetDouble") }, -// { (int)OracleDbType.Real, ("(float?)", "float.Parse({0})", "{0}.ToString()", "float?", typeof(float), typeof(float?), "{0}.Value", "GetFloat") }, + case "float(126)": return OracleDbType.Double; + case "float(63)": return OracleDbType.Single; + case "number(10,2)": return OracleDbType.Decimal; -// { (int)OracleDbType.Time, ("(TimeSpan?)", "TimeSpan.Parse(double.Parse({0}))", "{0}.Ticks.ToString()", "TimeSpan?", typeof(TimeSpan), typeof(TimeSpan?), "{0}.Value", "GetValue") }, -// { (int)OracleDbType.Date, ("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") }, -// { (int)OracleDbType.DateTime, ("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") }, -// { (int)OracleDbType.DateTime2, ("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") }, -// { (int)OracleDbType.SmallDateTime, ("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") }, -// { (int)OracleDbType.DateTimeOffset, ("(DateTimeOffset?)", "new DateTimeOffset(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTimeOffset), typeof(DateTimeOffset?), "{0}.Value", "GetDateTimeOffset") }, + case "interval day(2) to second(6)": return OracleDbType.IntervalDS; + case "timestamp(6)": return OracleDbType.TimeStamp; + case "timestamp(6) with local time zone": return OracleDbType.TimeStampLTZ; -// { (int)OracleDbType.Binary, ("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") }, -// { (int)OracleDbType.VarBinary, ("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") }, -// { (int)OracleDbType.Image, ("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") }, -// { (int)OracleDbType.Timestamp, ("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") }, + case "blob": return OracleDbType.Blob; + case "nvarchar2(255)": return OracleDbType.NVarchar2; -// { (int)OracleDbType.Char, ("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") }, -// { (int)OracleDbType.VarChar, ("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") }, -// { (int)OracleDbType.Text, ("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") }, -// { (int)OracleDbType.NChar, ("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") }, -// { (int)OracleDbType.NVarChar, ("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") }, -// { (int)OracleDbType.NText, ("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") }, + case "char(36 char)": return OracleDbType.Char; + } + switch (column.DbTypeText.ToLower()) { + case "number": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["number(10,2)"]); + return OracleDbType.Decimal; + case "float": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["float(126)"]); + return OracleDbType.Double; + case "interval day to second": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["interval day(2) to second(6)"]); + return OracleDbType.IntervalDS; + case "timestamp": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["timestamp(6)"]); + return OracleDbType.TimeStamp; + case "timestamp with local time zone": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["timestamp(6) with local time zone"]); + return OracleDbType.TimeStampLTZ; + case "blob": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["blob"]); + return OracleDbType.Blob; + case "nvarchar2": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); + return OracleDbType.NVarchar2; + case "varchar2": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); + return OracleDbType.Varchar2; + case "char": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["char(36 char)"]); + return OracleDbType.Char; + case "clob": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); + return OracleDbType.Clob; + case "nclob": + _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); + return OracleDbType.NClob; + } + throw new NotImplementedException($"未实现 {column.DbTypeTextFull} 类型映射"); + } -// { (int)OracleDbType.UniqueIdentifier, ("(Guid?)", "Guid.Parse({0})", "{0}.ToString()", "Guid?", typeof(Guid), typeof(Guid?), "{0}.Value", "GetGuid") }, -// }; + static ConcurrentDictionary _dicDbToCs = new ConcurrentDictionary(); + static OracleDbFirst() { + var defaultDbToCs = new Dictionary() { + { "number(1)", ("(bool?)", "{0} == \"1\"", "{0} == true ? \"1\" : \"0\"", "bool?", typeof(bool), typeof(bool?), "{0}.Value", "GetBoolean") }, -// public string GetCsConvert(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csConvert : trydc.csConvert.Replace("?", "")) : null; -// public string GetCsParse(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csParse : null; -// public string GetCsStringify(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csStringify : null; -// public string GetCsType(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csType : trydc.csType.Replace("?", "")) : null; -// public Type GetCsTypeInfo(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeInfo : null; -// public string GetCsTypeValue(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeValue : null; -// public string GetDataReaderMethod(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.dataReaderMethod : null; + { "number(4)", ("(sbyte?)", "sbyte.Parse({0})", "{0}.ToString()", "sbyte?", typeof(sbyte), typeof(sbyte?), "{0}.Value", "GetInt16") }, + { "number(6)", ("(short?)", "short.Parse({0})", "{0}.ToString()", "short?", typeof(short), typeof(short?), "{0}.Value", "GetInt16") }, + { "number(11)", ("(int?)", "int.Parse({0})", "{0}.ToString()", "int?", typeof(int), typeof(int?), "{0}.Value", "GetInt32") }, + { "number(21)", ("(long?)", "long.Parse({0})", "{0}.ToString()", "long?", typeof(long), typeof(long?), "{0}.Value", "GetInt64") }, -// public List GetDatabases() { -// var sql = @" select username from all_users"; -// var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); -// return ds.Select(a => a.FirstOrDefault()?.ToString()).ToList(); -// } + { "number(3)", ("(byte?)", "byte.Parse({0})", "{0}.ToString()", "byte?", typeof(byte), typeof(byte?), "{0}.Value", "GetByte") }, + { "number(5)", ("(ushort?)", "ushort.Parse({0})", "{0}.ToString()", "ushort?", typeof(ushort), typeof(ushort?), "{0}.Value", "GetInt32") }, + { "number(10)", ("(uint?)", "uint.Parse({0})", "{0}.ToString()", "uint?", typeof(uint), typeof(uint?), "{0}.Value", "GetInt64") }, + { "number(20)", ("(ulong?)", "ulong.Parse({0})", "{0}.ToString()", "ulong?", typeof(ulong), typeof(ulong?), "{0}.Value", "GetDecimal") }, -// public List GetTablesByDatabase(params string[] database2) { -// var loc1 = new List(); -// var loc2 = new Dictionary(); -// var loc3 = new Dictionary>(); -// var database = database2?.ToArray(); + { "float(126)", ("(double?)", "double.Parse({0})", "{0}.ToString()", "double?", typeof(double), typeof(double?), "{0}.Value", "GetDouble") }, + { "float(63)", ("(float?)", "float.Parse({0})", "{0}.ToString()", "float?", typeof(float), typeof(float?), "{0}.Value", "GetFloat") }, + { "number(10,2)", ("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") }, -// if (database == null || database.Any() == false) { -// using (var conn = _orm.Ado.MasterPool.Get()) { -// if (string.IsNullOrEmpty(conn.Value.Database)) return loc1; -// database = new[] { conn.Value.Database }; -// } -// } -// var databaseIn = string.Join(",", database.Select(a => "{0}".FormatOracleSQL(a))); -// var sql = string.Format(@" -//select -//'TABLE:' || a.owner || '.' || a.table_name, -//a.owner, -//a.table_name, -//b.comments, -//'TABLE' -//from all_tables a -//left join all_tab_comments b on b.owner = a.owner and b.table_name = a.table_name and b.table_type = 'TABLE' -//where a.owner in ({0})", databaseIn); -// var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); -// if (ds == null) return loc1; + { "interval day(2) to second(6)", ("(TimeSpan?)", "TimeSpan.Parse(double.Parse({0}))", "{0}.Ticks.ToString()", "TimeSpan?", typeof(TimeSpan), typeof(TimeSpan?), "{0}.Value", "GetValue") }, + { "timestamp(6)", ("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetValue") }, + { "timestamp(6) with local time zone", ("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetValue") }, -// var loc6 = new List(); -// var loc66 = new List(); -// foreach (var row in ds) { -// var table_id = string.Concat(row[0]); -// var schema = string.Concat(row[1]); -// var table = string.Concat(row[2]); -// var comment = string.Concat(row[3]); -// var type = string.Concat(row[4]) == "VIEW" ? DbTableType.VIEW : DbTableType.TABLE; -// if (database.Length == 1) { -// table_id = table_id.Substring(table_id.IndexOf('.') + 1); -// schema = ""; -// } -// loc2.Add(table_id, new DbTableInfo { Id = table_id, Schema = schema, Name = table, Comment = comment, Type = type }); -// loc3.Add(table_id, new Dictionary()); -// switch (type) { -// case DbTableType.TABLE: -// case DbTableType.VIEW: -// loc6.Add(table.Replace("'", "''")); -// break; -// case DbTableType.StoreProcedure: -// loc66.Add(table.Replace("'", "''")); -// break; -// } -// } -// if (loc6.Count == 0) return loc1; -// var loc8 = "'" + string.Join("','", loc6.ToArray()) + "'"; -// var loc88 = "'" + string.Join("','", loc66.ToArray()) + "'"; + { "blob", ("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") }, -// sql = string.Format(@" -//select -//concat(a.table_schema, '.', a.table_name), -//a.column_name, -//a.data_type, -//ifnull(a.character_maximum_length, 0) 'len', -//a.column_type, -//case when a.is_nullable = 'YES' then 1 else 0 end 'is_nullable', -//case when locate('auto_increment', a.extra) > 0 then 1 else 0 end 'is_identity', -//a.column_comment 'comment' -//from information_schema.columns a -//where a.table_schema in ({1}) and a.table_name in ({0}) -//", loc8, databaseIn); -// ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); -// if (ds == null) return loc1; + { "nvarchar2(255)", ("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") }, + { "char(36 char)", ("(Guid?)", "Guid.Parse({0})", "{0}.ToString()", "Guid?", typeof(Guid), typeof(Guid?), "{0}.Value", "GetGuid") }, + }; + foreach (var kv in defaultDbToCs) + _dicDbToCs.TryAdd(kv.Key, kv.Value); + } + -// foreach (var row in ds) { -// string table_id = string.Concat(row[0]); -// string column = string.Concat(row[1]); -// string type = string.Concat(row[2]); -// //long max_length = long.Parse(string.Concat(row[3])); -// string sqlType = string.Concat(row[4]); -// var m_len = Regex.Match(sqlType, @"\w+\((\d+)"); -// int max_length = m_len.Success ? int.Parse(m_len.Groups[1].Value) : -1; -// bool is_nullable = string.Concat(row[5]) == "1"; -// bool is_identity = string.Concat(row[6]) == "1"; -// string comment = string.Concat(row[7]); -// if (max_length == 0) max_length = -1; -// if (database.Length == 1) { -// table_id = table_id.Substring(table_id.IndexOf('.') + 1); -// } -// loc3[table_id].Add(column, new DbColumnInfo { -// Name = column, -// MaxLength = max_length, -// IsIdentity = is_identity, -// IsNullable = is_nullable, -// IsPrimary = false, -// DbTypeText = type, -// DbTypeTextFull = sqlType, -// Table = loc2[table_id], -// Coment = comment -// }); -// loc3[table_id][column].DbType = this.GetDbType(loc3[table_id][column]); -// loc3[table_id][column].CsType = this.GetCsTypeInfo(loc3[table_id][column]); -// } + public string GetCsConvert(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbTypeTextFull, out var trydc) ? (column.IsNullable ? trydc.csConvert : trydc.csConvert.Replace("?", "")) : null; + public string GetCsParse(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbTypeTextFull, out var trydc) ? trydc.csParse : null; + public string GetCsStringify(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbTypeTextFull, out var trydc) ? trydc.csStringify : null; + public string GetCsType(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbTypeTextFull, out var trydc) ? (column.IsNullable ? trydc.csType : trydc.csType.Replace("?", "")) : null; + public Type GetCsTypeInfo(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbTypeTextFull, out var trydc) ? trydc.csTypeInfo : null; + public string GetCsTypeValue(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbTypeTextFull, out var trydc) ? trydc.csTypeValue : null; + public string GetDataReaderMethod(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbTypeTextFull, out var trydc) ? trydc.dataReaderMethod : null; -// sql = string.Format(@" -//select -//concat(a.constraint_schema, '.', a.table_name) 'table_id', -//a.column_name, -//concat(a.constraint_schema, '/', a.table_name, '/', a.constraint_name) 'index_id', -//1 'IsUnique', -//case when constraint_name = 'PRIMARY' then 1 else 0 end 'IsPrimaryKey', -//0 'IsClustered', -//0 'IsDesc' -//from information_schema.key_column_usage a -//where a.constraint_schema in ({1}) and a.table_name in ({0}) and isnull(position_in_unique_constraint) -//", loc8, databaseIn); -// ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); -// if (ds == null) return loc1; + public List GetDatabases() { + var sql = @" select username from all_users"; + var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); + return ds.Select(a => a.FirstOrDefault()?.ToString()).ToList(); + } -// var indexColumns = new Dictionary>>(); -// var uniqueColumns = new Dictionary>>(); -// foreach (var row in ds) { -// string table_id = string.Concat(row[0]); -// string column = string.Concat(row[1]); -// string index_id = string.Concat(row[2]); -// bool is_unique = string.Concat(row[3]) == "1"; -// bool is_primary_key = string.Concat(row[4]) == "1"; -// bool is_clustered = string.Concat(row[5]) == "1"; -// int is_desc = int.Parse(string.Concat(row[6])); -// if (database.Length == 1) { -// table_id = table_id.Substring(table_id.IndexOf('.') + 1); -// } -// if (loc3.ContainsKey(table_id) == false || loc3[table_id].ContainsKey(column) == false) continue; -// var loc9 = loc3[table_id][column]; -// if (loc9.IsPrimary == false && is_primary_key) loc9.IsPrimary = is_primary_key; + public List GetTablesByDatabase(params string[] database2) { + var loc1 = new List(); + var loc2 = new Dictionary(); + var loc3 = new Dictionary>(); + var database = database2?.ToArray(); -// Dictionary> loc10 = null; -// List loc11 = null; -// if (!indexColumns.TryGetValue(table_id, out loc10)) -// indexColumns.Add(table_id, loc10 = new Dictionary>()); -// if (!loc10.TryGetValue(index_id, out loc11)) -// loc10.Add(index_id, loc11 = new List()); -// loc11.Add(loc9); -// if (is_unique) { -// if (!uniqueColumns.TryGetValue(table_id, out loc10)) -// uniqueColumns.Add(table_id, loc10 = new Dictionary>()); -// if (!loc10.TryGetValue(index_id, out loc11)) -// loc10.Add(index_id, loc11 = new List()); -// loc11.Add(loc9); -// } -// } -// foreach (string table_id in indexColumns.Keys) { -// foreach (var columns in indexColumns[table_id].Values) -// loc2[table_id].Indexes.Add(columns); -// } -// foreach (string table_id in uniqueColumns.Keys) { -// foreach (var columns in uniqueColumns[table_id].Values) { -// columns.Sort((c1, c2) => c1.Name.CompareTo(c2.Name)); -// loc2[table_id].Uniques.Add(columns); -// } -// } + if (database == null || database.Any() == false) { + var userUsers = _orm.Ado.ExecuteScalar("select username from user_users")?.ToString(); + if (string.IsNullOrEmpty(userUsers)) return loc1; + database = new[] { userUsers }; + } + var databaseIn = string.Join(",", database.Select(a => "{0}".FormatOracleSQL(a))); + var sql = string.Format(@" +select +a.owner || '.' || a.table_name, +a.owner, +a.table_name, +b.comments, +'TABLE' +from all_tables a +left join all_tab_comments b on b.owner = a.owner and b.table_name = a.table_name and b.table_type = 'TABLE' +where a.owner in ({0})", databaseIn); + var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); + if (ds == null) return loc1; -// sql = string.Format(@" -//select -//concat(a.constraint_schema, '.', a.table_name) 'table_id', -//a.column_name, -//concat(a.constraint_schema, '/', a.constraint_name) 'FKId', -//concat(a.referenced_table_schema, '.', a.referenced_table_name) 'ref_table_id', -//1 'IsForeignKey', -//a.referenced_column_name 'ref_column' -//from information_schema.key_column_usage a -//where a.constraint_schema in ({1}) and a.table_name in ({0}) and not isnull(position_in_unique_constraint) -//", loc8, databaseIn); -// ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); -// if (ds == null) return loc1; + var loc6 = new List(); + var loc66 = new List(); + foreach (var row in ds) { + var table_id = string.Concat(row[0]); + var schema = string.Concat(row[1]); + var table = string.Concat(row[2]); + var comment = string.Concat(row[3]); + var type = string.Concat(row[4]) == "VIEW" ? DbTableType.VIEW : DbTableType.TABLE; + if (database.Length == 1) { + table_id = table_id.Substring(table_id.IndexOf('.') + 1); + schema = ""; + } + loc2.Add(table_id, new DbTableInfo { Id = table_id, Schema = schema, Name = table, Comment = comment, Type = type }); + loc3.Add(table_id, new Dictionary()); + switch (type) { + case DbTableType.TABLE: + case DbTableType.VIEW: + loc6.Add(table.Replace("'", "''")); + break; + case DbTableType.StoreProcedure: + loc66.Add(table.Replace("'", "''")); + break; + } + } + if (loc6.Count == 0) return loc1; + var loc8 = "'" + string.Join("','", loc6.ToArray()) + "'"; + var loc88 = "'" + string.Join("','", loc66.ToArray()) + "'"; -// var fkColumns = new Dictionary>(); -// foreach (var row in ds) { -// string table_id = string.Concat(row[0]); -// string column = string.Concat(row[1]); -// string fk_id = string.Concat(row[2]); -// string ref_table_id = string.Concat(row[3]); -// bool is_foreign_key = string.Concat(row[4]) == "1"; -// string referenced_column = string.Concat(row[5]); -// if (database.Length == 1) { -// table_id = table_id.Substring(table_id.IndexOf('.') + 1); -// ref_table_id = ref_table_id.Substring(ref_table_id.IndexOf('.') + 1); -// } -// if (loc3.ContainsKey(table_id) == false || loc3[table_id].ContainsKey(column) == false) continue; -// var loc9 = loc3[table_id][column]; -// if (loc2.ContainsKey(ref_table_id) == false) continue; -// var loc10 = loc2[ref_table_id]; -// var loc11 = loc3[ref_table_id][referenced_column]; + sql = string.Format(@" +select +a.owner || '.' || a.table_name, +a.column_name, +a.data_type, +a.data_length, +a.data_precision, +a.data_scale, +a.char_used, +case when nullable = 'Y' then 1 else 0 end, +nvl((select 1 from user_sequences where upper(sequence_name)=upper(a.table_name||'_seq_'||a.column_name)), 0), +b.comments +from all_tab_cols a +left join all_col_comments b on b.owner = a.owner and b.table_name = a.table_name and b.column_name = a.column_name +where a.owner in ({1}) and a.table_name in ({0}) +", loc8, databaseIn); + ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); + if (ds == null) return loc1; -// Dictionary loc12 = null; -// DbForeignInfo loc13 = null; -// if (!fkColumns.TryGetValue(table_id, out loc12)) -// fkColumns.Add(table_id, loc12 = new Dictionary()); -// if (!loc12.TryGetValue(fk_id, out loc13)) -// loc12.Add(fk_id, loc13 = new DbForeignInfo { Table = loc2[table_id], ReferencedTable = loc10 }); -// loc13.Columns.Add(loc9); -// loc13.ReferencedColumns.Add(loc11); -// } -// foreach (var table_id in fkColumns.Keys) -// foreach (var fk in fkColumns[table_id].Values) -// loc2[table_id].Foreigns.Add(fk); + var ds2 = new List(); + foreach (var row in ds) { + var ds2item = new object[8]; + ds2item[0] = row[0]; + ds2item[1] = row[1]; + ds2item[2] = Regex.Replace(string.Concat(row[2]), @"\(\d+\)", ""); + ds2item[4] = OracleCodeFirst.GetOracleSqlTypeFullName(new object[] { row[1], row[2], row[3], row[4], row[5], row[6] }); + ds2item[5] = string.Concat(row[7]) == "1"; + ds2item[6] = string.Concat(row[8]) == "1"; + ds2item[7] = string.Concat(row[9]); + ds2.Add(ds2item); + } + foreach (var row in ds2) { + string table_id = string.Concat(row[0]); + string column = string.Concat(row[1]); + string type = string.Concat(row[2]); + //long max_length = long.Parse(string.Concat(row[3])); + string sqlType = string.Concat(row[4]); + var m_len = Regex.Match(sqlType, @"\w+\((\d+)"); + int max_length = m_len.Success ? int.Parse(m_len.Groups[1].Value) : -1; + bool is_nullable = string.Concat(row[5]) == "1"; + bool is_identity = string.Concat(row[6]) == "1"; + string comment = string.Concat(row[7]); + if (max_length == 0) max_length = -1; + if (database.Length == 1) { + table_id = table_id.Substring(table_id.IndexOf('.') + 1); + } + loc3[table_id].Add(column, new DbColumnInfo { + Name = column, + MaxLength = max_length, + IsIdentity = is_identity, + IsNullable = is_nullable, + IsPrimary = false, + DbTypeText = type, + DbTypeTextFull = sqlType, + Table = loc2[table_id], + Coment = comment + }); + loc3[table_id][column].DbType = this.GetDbType(loc3[table_id][column]); + loc3[table_id][column].CsType = this.GetCsTypeInfo(loc3[table_id][column]); + } -// foreach (var table_id in loc3.Keys) { -// foreach (var loc5 in loc3[table_id].Values) { -// loc2[table_id].Columns.Add(loc5); -// if (loc5.IsIdentity) loc2[table_id].Identitys.Add(loc5); -// if (loc5.IsPrimary) loc2[table_id].Primarys.Add(loc5); -// } -// } -// foreach (var loc4 in loc2.Values) { -// if (loc4.Primarys.Count == 0 && loc4.Uniques.Count > 0) { -// foreach (var loc5 in loc4.Uniques[0]) { -// loc5.IsPrimary = true; -// loc4.Primarys.Add(loc5); -// } -// } -// loc4.Primarys.Sort((c1, c2) => c1.Name.CompareTo(c2.Name)); -// loc4.Columns.Sort((c1, c2) => { -// int compare = c2.IsPrimary.CompareTo(c1.IsPrimary); -// if (compare == 0) { -// bool b1 = loc4.Foreigns.Find(fk => fk.Columns.Find(c3 => c3.Name == c1.Name) != null) != null; -// bool b2 = loc4.Foreigns.Find(fk => fk.Columns.Find(c3 => c3.Name == c2.Name) != null) != null; -// compare = b2.CompareTo(b1); -// } -// if (compare == 0) compare = c1.Name.CompareTo(c2.Name); -// return compare; -// }); -// loc1.Add(loc4); -// } -// loc1.Sort((t1, t2) => { -// var ret = t1.Schema.CompareTo(t2.Schema); -// if (ret == 0) ret = t1.Name.CompareTo(t2.Name); -// return ret; -// }); -// foreach (var loc4 in loc1) { -// var dicUniques = new Dictionary>(); -// if (loc4.Primarys.Count > 0) dicUniques.Add(string.Join(",", loc4.Primarys.Select(a => a.Name)), loc4.Primarys); -// foreach (var loc5 in loc4.Uniques) { -// var dickey = string.Join(",", loc5.Select(a => a.Name)); -// if (dicUniques.ContainsKey(dickey)) continue; -// dicUniques.Add(dickey, loc5); -// } -// loc4.Uniques = dicUniques.Values.ToList(); -// } + sql = string.Format(@" +select +a.owner || '.' || a.table_name, +c.column_name, +a.owner || '/' || a.table_name || '/' || c.constraint_name, +case when a.constraint_type = 'U' then 1 else 0 end, +case when a.constraint_type = 'P' then 1 else 0 end, +0, +0 +from +all_constraints a, +all_cons_columns c +where +a.constraint_name = c.constraint_name +and a.owner = c.owner +and a.table_name = c.table_name +and a.constraint_type in ('P', 'U') +and a.owner in ({1}) and a.table_name in ({0}) +", loc8, databaseIn); + ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); + if (ds == null) return loc1; -// loc2.Clear(); -// loc3.Clear(); -// return loc1; -// } + var indexColumns = new Dictionary>>(); + var uniqueColumns = new Dictionary>>(); + foreach (var row in ds) { + string table_id = string.Concat(row[0]); + string column = string.Concat(row[1]); + string index_id = string.Concat(row[2]); + bool is_unique = string.Concat(row[3]) == "1"; + bool is_primary_key = string.Concat(row[4]) == "1"; + bool is_clustered = string.Concat(row[5]) == "1"; + int is_desc = int.Parse(string.Concat(row[6])); + if (database.Length == 1) { + table_id = table_id.Substring(table_id.IndexOf('.') + 1); + } + if (loc3.ContainsKey(table_id) == false || loc3[table_id].ContainsKey(column) == false) continue; + var loc9 = loc3[table_id][column]; + if (loc9.IsPrimary == false && is_primary_key) loc9.IsPrimary = is_primary_key; -// public List GetEnumsByDatabase(params string[] database) { -// return new List(); -// } -// } -//} \ No newline at end of file + Dictionary> loc10 = null; + List loc11 = null; + if (!indexColumns.TryGetValue(table_id, out loc10)) + indexColumns.Add(table_id, loc10 = new Dictionary>()); + if (!loc10.TryGetValue(index_id, out loc11)) + loc10.Add(index_id, loc11 = new List()); + loc11.Add(loc9); + if (is_unique) { + if (!uniqueColumns.TryGetValue(table_id, out loc10)) + uniqueColumns.Add(table_id, loc10 = new Dictionary>()); + if (!loc10.TryGetValue(index_id, out loc11)) + loc10.Add(index_id, loc11 = new List()); + loc11.Add(loc9); + } + } + foreach (string table_id in indexColumns.Keys) { + foreach (var columns in indexColumns[table_id].Values) + loc2[table_id].Indexes.Add(columns); + } + foreach (string table_id in uniqueColumns.Keys) { + foreach (var columns in uniqueColumns[table_id].Values) { + columns.Sort((c1, c2) => c1.Name.CompareTo(c2.Name)); + loc2[table_id].Uniques.Add(columns); + } + } + + sql = string.Format(@" +select +a.owner || '.' || a.table_name, +c.column_name, +a.owner || '/' || a.table_name || '/' || c.constraint_name, +b.owner || '.' || b.table_name, +1, +d.column_name + +-- a.owner 外键拥有者, +-- a.table_name 外键表, +-- c.column_name 外键列, +-- b.owner 主键拥有者, +-- b.table_name 主键表, +-- d.column_name 主键列, +-- c.constraint_name 外键名, +-- d.constraint_name 主键名 + +from +all_constraints a, +all_constraints b, +all_cons_columns c, --外键表 +all_cons_columns d --主键表 +where +a.r_constraint_name = b.constraint_name 　　 +and a.constraint_type = 'R' 　　 +and b.constraint_type = 'P' 　　 +and a.r_owner = b.owner 　　 +and a.constraint_name = c.constraint_name 　　 +and b.constraint_name = d.constraint_name 　　 +and a.owner = c.owner 　　 +and a.table_name = c.table_name 　　 +and b.owner = d.owner 　　 +and b.table_name = d.table_name +and a.owner in ({1}) and a.table_name in ({0}) +", loc8, databaseIn); + ds = _orm.Ado.ExecuteArray(CommandType.Text, sql); + if (ds == null) return loc1; + + var fkColumns = new Dictionary>(); + foreach (var row in ds) { + string table_id = string.Concat(row[0]); + string column = string.Concat(row[1]); + string fk_id = string.Concat(row[2]); + string ref_table_id = string.Concat(row[3]); + bool is_foreign_key = string.Concat(row[4]) == "1"; + string referenced_column = string.Concat(row[5]); + if (database.Length == 1) { + table_id = table_id.Substring(table_id.IndexOf('.') + 1); + ref_table_id = ref_table_id.Substring(ref_table_id.IndexOf('.') + 1); + } + if (loc3.ContainsKey(table_id) == false || loc3[table_id].ContainsKey(column) == false) continue; + var loc9 = loc3[table_id][column]; + if (loc2.ContainsKey(ref_table_id) == false) continue; + var loc10 = loc2[ref_table_id]; + var loc11 = loc3[ref_table_id][referenced_column]; + + Dictionary loc12 = null; + DbForeignInfo loc13 = null; + if (!fkColumns.TryGetValue(table_id, out loc12)) + fkColumns.Add(table_id, loc12 = new Dictionary()); + if (!loc12.TryGetValue(fk_id, out loc13)) + loc12.Add(fk_id, loc13 = new DbForeignInfo { Table = loc2[table_id], ReferencedTable = loc10 }); + loc13.Columns.Add(loc9); + loc13.ReferencedColumns.Add(loc11); + } + foreach (var table_id in fkColumns.Keys) + foreach (var fk in fkColumns[table_id].Values) + loc2[table_id].Foreigns.Add(fk); + + foreach (var table_id in loc3.Keys) { + foreach (var loc5 in loc3[table_id].Values) { + loc2[table_id].Columns.Add(loc5); + if (loc5.IsIdentity) loc2[table_id].Identitys.Add(loc5); + if (loc5.IsPrimary) loc2[table_id].Primarys.Add(loc5); + } + } + foreach (var loc4 in loc2.Values) { + if (loc4.Primarys.Count == 0 && loc4.Uniques.Count > 0) { + foreach (var loc5 in loc4.Uniques[0]) { + loc5.IsPrimary = true; + loc4.Primarys.Add(loc5); + } + } + loc4.Primarys.Sort((c1, c2) => c1.Name.CompareTo(c2.Name)); + loc4.Columns.Sort((c1, c2) => { + int compare = c2.IsPrimary.CompareTo(c1.IsPrimary); + if (compare == 0) { + bool b1 = loc4.Foreigns.Find(fk => fk.Columns.Find(c3 => c3.Name == c1.Name) != null) != null; + bool b2 = loc4.Foreigns.Find(fk => fk.Columns.Find(c3 => c3.Name == c2.Name) != null) != null; + compare = b2.CompareTo(b1); + } + if (compare == 0) compare = c1.Name.CompareTo(c2.Name); + return compare; + }); + loc1.Add(loc4); + } + loc1.Sort((t1, t2) => { + var ret = t1.Schema.CompareTo(t2.Schema); + if (ret == 0) ret = t1.Name.CompareTo(t2.Name); + return ret; + }); + foreach (var loc4 in loc1) { + var dicUniques = new Dictionary>(); + if (loc4.Primarys.Count > 0) dicUniques.Add(string.Join(",", loc4.Primarys.Select(a => a.Name)), loc4.Primarys); + foreach (var loc5 in loc4.Uniques) { + var dickey = string.Join(",", loc5.Select(a => a.Name)); + if (dicUniques.ContainsKey(dickey)) continue; + dicUniques.Add(dickey, loc5); + } + loc4.Uniques = dicUniques.Values.ToList(); + } + + loc2.Clear(); + loc3.Clear(); + return loc1; + } + + public List GetEnumsByDatabase(params string[] database) { + return new List(); + } + } +} \ No newline at end of file diff --git a/FreeSql/Oracle/OracleProvider.cs b/FreeSql/Oracle/OracleProvider.cs index b880409d..b4720c99 100644 --- a/FreeSql/Oracle/OracleProvider.cs +++ b/FreeSql/Oracle/OracleProvider.cs @@ -38,7 +38,7 @@ namespace FreeSql.Oracle { this.Ado = new OracleAdo(this.InternalCommonUtils, this.Cache, log, masterConnectionString, slaveConnectionString); this.Aop = new AopProvider(); - //this.DbFirst = new OracleDbFirst(this, this.InternalCommonUtils, this.InternalCommonExpression); + this.DbFirst = new OracleDbFirst(this, this.InternalCommonUtils, this.InternalCommonExpression); this.CodeFirst = new OracleCodeFirst(this, this.InternalCommonUtils, this.InternalCommonExpression); } diff --git a/FreeSql/SqlServer/SqlServerDbFirst.cs b/FreeSql/SqlServer/SqlServerDbFirst.cs index 5531ebf9..431ff098 100644 --- a/FreeSql/SqlServer/SqlServerDbFirst.cs +++ b/FreeSql/SqlServer/SqlServerDbFirst.cs @@ -55,7 +55,7 @@ namespace FreeSql.SqlServer { static readonly Dictionary _dicDbToCs = new Dictionary() { { (int)SqlDbType.Bit, ("(bool?)", "{0} == \"1\"", "{0} == true ? \"1\" : \"0\"", "bool?", typeof(bool), typeof(bool?), "{0}.Value", "GetBoolean") }, - { (int)SqlDbType.TinyInt, ("(byte?)", "sbyte.Parse({0})", "{0}.ToString()", "sbyte?", typeof(sbyte), typeof(sbyte?), "{0}.Value", "GetByte") }, + { (int)SqlDbType.TinyInt, ("(byte?)", "byte.Parse({0})", "{0}.ToString()", "byte?", typeof(byte), typeof(byte?), "{0}.Value", "GetByte") }, { (int)SqlDbType.SmallInt, ("(short?)", "short.Parse({0})", "{0}.ToString()", "short?", typeof(short), typeof(short?), "{0}.Value", "GetInt16") }, { (int)SqlDbType.Int, ("(int?)", "int.Parse({0})", "{0}.ToString()", "int?", typeof(int), typeof(int?), "{0}.Value", "GetInt32") }, { (int)SqlDbType.BigInt, ("(long?)", "long.Parse({0})", "{0}.ToString()", "long?", typeof(long), typeof(long?), "{0}.Value", "GetInt64") },