using FreeSql.DatabaseModel; using FreeSql.Internal; using Oracle.ManagedDataAccess.Client; using System; using System.Collections.Concurrent; using System.Collections.Generic; using System.Data; using System.Linq; using System.Text.RegularExpressions; 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) { var dbfull = column.DbTypeTextFull.ToLower(); switch (dbfull) { case "number(1)": return OracleDbType.Boolean; case "number(4)": return OracleDbType.Decimal; case "number(6)": return OracleDbType.Int16; case "number(11)": return OracleDbType.Int32; case "number(21)": return OracleDbType.Int64; case "number(3)": return OracleDbType.Byte; case "number(5)": return OracleDbType.Decimal; case "number(10)": return OracleDbType.Decimal; case "number(20)": return OracleDbType.Decimal; case "float(126)": return OracleDbType.Double; case "float(63)": return OracleDbType.Single; case "number(10,2)": return OracleDbType.Decimal; 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; case "blob": return OracleDbType.Blob; case "nvarchar2(255)": return OracleDbType.NVarchar2; 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 "date": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["date(7)"]); 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["nvarchar2(255)"]); return OracleDbType.Char; case "nchar": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); return OracleDbType.NChar; case "clob": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); return OracleDbType.Clob; case "nclob": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); return OracleDbType.NClob; case "raw": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["blob"]); return OracleDbType.Raw; case "long raw": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["blob"]); return OracleDbType.LongRaw; case "binary_float": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["float(63)"]); return OracleDbType.BinaryFloat; case "binary_double": _dicDbToCs.TryAdd(dbfull, _dicDbToCs["float(126)"]); return OracleDbType.BinaryDouble; case "rowid": default: _dicDbToCs.TryAdd(dbfull, _dicDbToCs["nvarchar2(255)"]); return OracleDbType.NVarchar2; } throw new NotImplementedException($"未实现 {column.DbTypeTextFull} 类型映射"); } 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") }, { "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") }, { "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") }, { "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") }, { "interval day(2) to second(6)", ("(TimeSpan?)", "TimeSpan.Parse(double.Parse({0}))", "{0}.Ticks.ToString()", "TimeSpan?", typeof(TimeSpan), typeof(TimeSpan?), "{0}.Value", "GetValue") }, { "date(7)", ("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{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") }, { "blob", ("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") }, { "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); } 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; 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(); } public List GetTablesByDatabase(params string[] database2) { var loc1 = new List(); var loc2 = new Dictionary(); var loc3 = new Dictionary>(); var database = database2?.ToArray(); 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 => _commonUtils.FormatSql("{0}", 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; 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()) + "'"; 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 a.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; 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]); } sql = string.Format(@" select a.owner || '.' || a.table_name, c.column_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; 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; 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 && !is_primary_key) { 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 column in indexColumns[table_id]) loc2[table_id].IndexesDict.Add(column.Key, column.Value); } foreach (string table_id in uniqueColumns.Keys) { foreach (var column in uniqueColumns[table_id]) { column.Value.Sort((c1, c2) => c1.Name.CompareTo(c2.Name)); loc2[table_id].UniquesDict.Add(column.Key, column.Value); } } sql = string.Format(@" select a.owner || '.' || a.table_name, c.column_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]) loc2[table_id].ForeignsDict.Add(fk.Key, fk.Value); 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.UniquesDict.Count > 0) { foreach (var loc5 in loc4.UniquesDict.First().Value) { 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.ForeignsDict.Values.Where(fk => fk.Columns.Where(c3 => c3.Name == c1.Name).Any()).Any(); bool b2 = loc4.ForeignsDict.Values.Where(fk => fk.Columns.Where(c3 => c3.Name == c2.Name).Any()).Any(); 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; }); loc2.Clear(); loc3.Clear(); return loc1; } public List GetEnumsByDatabase(params string[] database) { return new List(); } } }