6.5 KiB
6.5 KiB
System.Data
+namespace System.Data {
+ public enum CommandBehavior {
+ CloseConnection = 32,
+ Default = 0,
+ KeyInfo = 4,
+ SchemaOnly = 2,
+ SequentialAccess = 16,
+ SingleResult = 1,
+ SingleRow = 8,
+ }
+ public enum CommandType {
+ StoredProcedure = 4,
+ TableDirect = 512,
+ Text = 1,
+ }
+ public enum ConnectionState {
+ Broken = 16,
+ Closed = 0,
+ Connecting = 2,
+ Executing = 4,
+ Fetching = 8,
+ Open = 1,
+ }
+ public enum DataRowVersion {
+ Default = 1536,
+ }
+ public class DataTable
+ public enum DbType {
+ AnsiString = 0,
+ AnsiStringFixedLength = 22,
+ Binary = 1,
+ Boolean = 3,
+ Byte = 2,
+ Currency = 4,
+ Date = 5,
+ DateTime = 6,
+ DateTime2 = 26,
+ DateTimeOffset = 27,
+ Decimal = 7,
+ Double = 8,
+ Guid = 9,
+ Int16 = 10,
+ Int32 = 11,
+ Int64 = 12,
+ Object = 13,
+ SByte = 14,
+ Single = 15,
+ String = 16,
+ StringFixedLength = 23,
+ Time = 17,
+ UInt16 = 18,
+ UInt32 = 19,
+ UInt64 = 20,
+ VarNumeric = 21,
+ Xml = 25,
+ }
+ public interface IDataParameter {
+ DbType DbType { get; set; }
+ ParameterDirection Direction { get; set; }
+ bool IsNullable { get; }
+ string ParameterName { get; set; }
+ string SourceColumn { get; set; }
+ DataRowVersion SourceVersion { get; set; }
+ object Value { get; set; }
+ }
+ public interface IDataParameterCollection : ICollection, IEnumerable, IList {
+ object this[string parameterName] { get; set; }
+ bool Contains(string parameterName);
+ int IndexOf(string parameterName);
+ void RemoveAt(string parameterName);
+ }
+ public interface IDataReader : IDataRecord, IDisposable {
+ int Depth { get; }
+ bool IsClosed { get; }
+ int RecordsAffected { get; }
+ void Close();
+ DataTable GetSchemaTable();
+ bool NextResult();
+ bool Read();
+ }
+ public interface IDataRecord {
+ int FieldCount { get; }
+ object this[int i] { get; }
+ object this[string name] { get; }
+ bool GetBoolean(int i);
+ byte GetByte(int i);
+ long GetBytes(int i, long fieldOffset, byte[] buffer, int bufferoffset, int length);
+ char GetChar(int i);
+ long GetChars(int i, long fieldoffset, char[] buffer, int bufferoffset, int length);
+ IDataReader GetData(int i);
+ string GetDataTypeName(int i);
+ DateTime GetDateTime(int i);
+ Decimal GetDecimal(int i);
+ double GetDouble(int i);
+ Type GetFieldType(int i);
+ float GetFloat(int i);
+ Guid GetGuid(int i);
+ short GetInt16(int i);
+ int GetInt32(int i);
+ long GetInt64(int i);
+ string GetName(int i);
+ int GetOrdinal(string name);
+ string GetString(int i);
+ object GetValue(int i);
+ int GetValues(object[] values);
+ bool IsDBNull(int i);
+ }
+ public interface IDbCommand : IDisposable {
+ string CommandText { get; set; }
+ int CommandTimeout { get; set; }
+ CommandType CommandType { get; set; }
+ IDbConnection Connection { get; set; }
+ IDataParameterCollection Parameters { get; }
+ IDbTransaction Transaction { get; set; }
+ UpdateRowSource UpdatedRowSource { get; set; }
+ void Cancel();
+ IDbDataParameter CreateParameter();
+ int ExecuteNonQuery();
+ IDataReader ExecuteReader();
+ IDataReader ExecuteReader(CommandBehavior behavior);
+ object ExecuteScalar();
+ void Prepare();
+ }
+ public interface IDbConnection : IDisposable {
+ string ConnectionString { get; set; }
+ int ConnectionTimeout { get; }
+ string Database { get; }
+ ConnectionState State { get; }
+ IDbTransaction BeginTransaction();
+ IDbTransaction BeginTransaction(IsolationLevel il);
+ void ChangeDatabase(string databaseName);
+ void Close();
+ IDbCommand CreateCommand();
+ void Open();
+ }
+ public interface IDbDataParameter : IDataParameter {
+ byte Precision { get; set; }
+ byte Scale { get; set; }
+ int Size { get; set; }
+ }
+ public interface IDbTransaction : IDisposable {
+ IDbConnection Connection { get; }
+ IsolationLevel IsolationLevel { get; }
+ void Commit();
+ void Rollback();
+ }
+ public enum IsolationLevel {
+ Chaos = 16,
+ ReadCommitted = 4096,
+ ReadUncommitted = 256,
+ RepeatableRead = 65536,
+ Serializable = 1048576,
+ Snapshot = 16777216,
+ Unspecified = -1,
+ }
+ public enum ParameterDirection {
+ Input = 1,
+ InputOutput = 3,
+ Output = 2,
+ ReturnValue = 6,
+ }
+ public enum SqlDbType {
+ BigInt = 0,
+ Binary = 1,
+ Bit = 2,
+ Char = 3,
+ Date = 31,
+ DateTime = 4,
+ DateTime2 = 33,
+ DateTimeOffset = 34,
+ Decimal = 5,
+ Float = 6,
+ Image = 7,
+ Int = 8,
+ Money = 9,
+ NChar = 10,
+ NText = 11,
+ NVarChar = 12,
+ Real = 13,
+ SmallDateTime = 15,
+ SmallInt = 16,
+ SmallMoney = 17,
+ Structured = 30,
+ Text = 18,
+ Time = 32,
+ Timestamp = 19,
+ TinyInt = 20,
+ Udt = 29,
+ UniqueIdentifier = 14,
+ VarBinary = 21,
+ VarChar = 22,
+ Variant = 23,
+ Xml = 25,
+ }
+ public sealed class StateChangeEventArgs : EventArgs {
+ public StateChangeEventArgs(ConnectionState originalState, ConnectionState currentState);
+ public ConnectionState CurrentState { get; }
+ public ConnectionState OriginalState { get; }
+ }
+ public delegate void StateChangeEventHandler(object sender, StateChangeEventArgs e);
+ public sealed class StatementCompletedEventArgs : EventArgs {
+ public StatementCompletedEventArgs(int recordCount);
+ public int RecordCount { get; }
+ }
+ public delegate void StatementCompletedEventHandler(object sender, StatementCompletedEventArgs e);
+ public enum UpdateRowSource {
+ Both = 3,
+ FirstReturnedRecord = 2,
+ None = 0,
+ OutputParameters = 1,
+ }
+}