protected void SetupParameters(DbCommand cmd) { ParamNames = new string[0]; if (_args.Length > 0) { var paramDict = CreateParamsDictionary(_args); var allp = cmd.Parameters; List<string> pnames = new List<string>(); StringBuilder sb =null; var lastParamCount = _args.Length; IDbDataParameter p = null; foreach (var kv in paramDict) { if (kv.Value.IsListParam()) { if (sb == null) { sb = new StringBuilder(); } else sb.Clear(); var listParam = kv.Value as IEnumerable; foreach (var val in listParam) { p = cmd.CreateParameter(); sb.Append("@" + lastParamCount + ","); pnames.Add(lastParamCount.ToString()); Provider.SetupParameter(p, lastParamCount.ToString(), val); allp.Add(p); lastParamCount++; } sb.Remove(sb.Length - 1, 1); _sql = _sql.Replace("@" + kv.Key, sb.ToString()); } else { p = cmd.CreateParameter(); Provider.SetupParameter(p, kv.Key, kv.Value); pnames.Add(kv.Key); allp.Add(p); } } ParamNames = pnames.ToArray(); } }
private void AddPagingParams(DbCommand cmd) { var sp = cmd.CreateParameter(); Provider.SetupParameter(sp, SkipParameterName, _skip); cmd.Parameters.Add(sp); var tp = cmd.CreateParameter(); Provider.SetupParameter(tp, TakeParameterName, _take); cmd.Parameters.Add(tp); var lc = new List<string>(ParamNames); lc.Add(SkipParameterName); lc.Add(TakeParameterName); ParamNames = lc.ToArray(); }
public void AssignParameters(System.Data.Common.DbCommand command, object[] parameterValues) { DbParameter ps0 = command.CreateParameter(); ps0.ParameterName = SqlPara + "MemberCardNo"; ps0.DbType = DbType.String; ps0.Value = parameterValues[0]; command.Parameters.Add(ps0); DbParameter ps1 = command.CreateParameter(); ps1.ParameterName = SqlPara + "OrderId"; ps1.DbType = DbType.Guid; ps1.Value = parameterValues[1]; command.Parameters.Add(ps1); }
public void AssignParameters(System.Data.Common.DbCommand command, object[] parameterValues) { DbParameter ps0 = command.CreateParameter(); ps0.ParameterName = SqlPara + "RestaurantId"; ps0.DbType = DbType.String; ps0.Value = parameterValues[0]; command.Parameters.Add(ps0); DbParameter ps1 = command.CreateParameter(); ps1.ParameterName = SqlPara + "ParentType"; ps1.DbType = DbType.String; ps1.Value = parameterValues[1]; command.Parameters.Add(ps1); }
protected void AddParam(ref DbCommand cmd, string paramName) { DbParameter Parm; Parm = cmd.CreateParameter(); Parm.ParameterName = paramName; cmd.Parameters.Add(Parm); }
private static IEnumerable<DbParameter> createParameters(DbCommand cmd, string commandText, params object[] paramValues) { if (string.IsNullOrEmpty(commandText)) return null; if (paramValues == null || paramValues.Length == 0) return null; var coll = new List<DbParameter>(); var idx = commandText.IndexOf("@", StringComparison.CurrentCultureIgnoreCase); if (idx == -1) return null; var parmString = commandText.Substring(idx); parmString = parmString.Replace(",", " ,"); var mc = RegEx.Matches(parmString); var matchesList = removeDuplicates(mc); if (matchesList.Count != paramValues.Length) throw new ArgumentOutOfRangeException("paramValues"); for (var i = 0; i < matchesList.Count; i++) { DbParameter parm = cmd.CreateParameter(); parm.ParameterName = matchesList[i]; parm.Value = paramValues[i] ?? DBNull.Value; coll.Add(parm); } return coll; }
public static DbParameter CreateParameter(DbCommand cmd, string name, DbType type) { DbParameter param = cmd.CreateParameter(); param.ParameterName = name; param.DbType = type; return param; }
public static void AddWithValue(ref DbCommand command, string parameterName, object parameterValue) { var parameter = command.CreateParameter(); parameter.ParameterName = parameterName; parameter.Value = parameterValue; command.Parameters.Add(parameter); }
private static DbCommand CreateCommandImpl(DbCommandBuilder commandBuilder, DbCommand command, string commandText, params object[] parameters) { if (commandBuilder == null) throw new ArgumentNullException("commandBuilder"); if (command == null) throw new ArgumentNullException("command"); if (commandText == null) throw new ArgumentNullException("commandText"); if (parameters == null || parameters.Length == 0) { command.CommandText = commandText; return command; } object[] paramPlaceholders = new object[parameters.Length]; for (int i = 0; i < paramPlaceholders.Length; i++) { DbParameter dbParam = command.CreateParameter(); dbParam.ParameterName = getParameterName(commandBuilder, i); dbParam.Value = parameters[i] ?? DBNull.Value; command.Parameters.Add(dbParam); paramPlaceholders[i] = getParameterPlaceholder(commandBuilder, i); } command.CommandText = String.Format(CultureInfo.InvariantCulture, commandText, paramPlaceholders); return command; }
private static void AddParameter(DbCommand cmd, string name, object value) { var p = cmd.CreateParameter(); p.ParameterName = name; p.Value = value ?? DBNull.Value; cmd.Parameters.Add(p); }
/// <summary> /// The assign parameters. /// </summary> /// <param name="command"> /// The command. /// </param> /// <param name="parameterValues"> /// The parameter values. /// </param> public void AssignParameters(DbCommand command, object[] parameterValues) { DbParameter parameter = command.CreateParameter(); parameter.ParameterName = "@Id"; parameter.Value = parameterValues[0]; command.Parameters.Add(parameter); }
/// <summary> /// Creates a new parameter and adds it to the command's Parameters collection. /// </summary> /// <param name="command">The command that the parameter will be added to.</param> /// <param name="parameterName">The parameter name.</param> public ParameterChainMethods(DbCommand command, string parameterName, object value) { Parameter = command.CreateParameter(); Parameter.ParameterName = parameterName; // Convert null to DBNull.Value if (value == null) value = DBNull.Value; Type valueType = value.GetType(); // Check for a registered IConverter IConverter converter = MapRepository.Instance.GetConverter(valueType); if (converter != null) { Parameter.Value = converter.ToDB(value); } else { Parameter.Value = value; } //// Determine the correct DbType based on the passed in value type //IDbTypeBuilder typeBuilder = MapRepository.Instance.DbTypeBuilder; //Enum dbType = typeBuilder.GetDbType(valueType); //// Set the appropriate DbType property depending on the parameter type //typeBuilder.SetDbType(Parameter, dbType); command.Parameters.Add(Parameter); }
/// <summary> /// Add the specified arguments to the specified command. /// </summary> /// <param name="cmd"> /// The command that will receive the arguments. /// </param> /// <param name="args">The arguments to add.</param> private void AddCommandParameters(DbCommand cmd, params object[] args) { if (args != null) { int count = cmd.Parameters.Count; for (int i = 0; i < args.Length; i++) { object value = args[i]; if (value != null) { if (value is Guid) { value = value.ToString(); } } if (count > i) { cmd.Parameters[i].Value = value; } else { DbParameter param = cmd.CreateParameter(); param.Value = value; cmd.Parameters.Add(param); } } } }
public DbParameter GetParameter(DbCommand cmd, string name, object value) { var p = cmd.CreateParameter(); p.ParameterName = name; p.Value = value == null ? DBNull.Value : value; return p; }
protected static DbParameter AddParameter(DbCommand cmd, string name, object val) { DbParameter p = cmd.CreateParameter (); p.ParameterName = name; p.Value = val; cmd.Parameters.Add (p); return p; }
public static DbParameter CreateParameter(DbCommand comm, string parameterName, object value, DbType dbType) { DbParameter p = comm.CreateParameter(); p.ParameterName = parameterName; p.Value = value; p.DbType = dbType; return p; }
protected virtual void AddInput(DbCommand dbCommand, String name, Object value) { DbParameter dbParameter = dbCommand.CreateParameter(); dbParameter.Direction = ParameterDirection.Input; dbParameter.ParameterName = name; dbParameter.Value = (value == null ? DBNull.Value : value); dbCommand.Parameters.Add(dbParameter); }
public static void AddInParameter(DbCommand cmd, string paramName, DbType type, object value) { DbParameter param = cmd.CreateParameter(); param.Value = (value == null) ? DBNull.Value : value; param.DbType = type; param.ParameterName = paramName; cmd.Parameters.Add(param); }
public void AddParam(DbCommand cmd, string name, object value, DbType dbType) { DbParameter param = cmd.CreateParameter(); param.ParameterName = name; param.Value = value; param.DbType = dbType; cmd.Parameters.Add(param); }
public void AddReturnParameter(DbCommand cmd, string parameterName, DbType dbType) { DbParameter dbParameter = cmd.CreateParameter(); dbParameter.DbType = dbType; dbParameter.ParameterName = parameterName; dbParameter.Direction = ParameterDirection.ReturnValue; cmd.Parameters.Add(dbParameter); }
public DbParameter CrearParametro(string nombreColumna, Persona persona, DbCommand comando, bool esParametroDeSalida) { var parametro = comando.CreateParameter(); parametro.ParameterName = string.Format("@{0}", nombreColumna); parametro.Value = TraerValorDePropiedad(persona, nombreColumna); parametro.Direction = esParametroDeSalida ? ParameterDirection.InputOutput : ParameterDirection.Input; return parametro; }
public int DeclareParameter(DbCommand command, string name, DbType type) { if (command.Parameters.Contains(name)) throw new ArgumentException($"Parameter {name} declared twice."); DbParameter param = command.CreateParameter(); param.ParameterName = name; param.DbType = type; return command.Parameters.Add(param); // returns index of Parameter }
public void AddOutParameter(DbCommand cmd, string parameterName, DbType dbType, int size) { DbParameter dbParameter = cmd.CreateParameter(); dbParameter.DbType = dbType; dbParameter.ParameterName = parameterName; dbParameter.Size = size; dbParameter.Direction = ParameterDirection.Output; cmd.Parameters.Add(dbParameter); }
private static DbParameter CreateNewParameter(DbCommand dbCommand, string paramName, object paramValue, ParameterDirection paramDirection, DbType paramType) { DbParameter param = dbCommand.CreateParameter(); param.Direction = paramDirection; param.DbType = paramType; param.ParameterName = paramName; param.Value = paramValue; return param; }
public void AddInParameter(DbCommand cmd, string parameterName, DbType dbType, object value) { DbParameter dbParameter = cmd.CreateParameter(); dbParameter.DbType = dbType; dbParameter.ParameterName = parameterName; dbParameter.Value = value; dbParameter.Direction = ParameterDirection.Input; cmd.Parameters.Add(dbParameter); }
private static void SetParameter(DbCommand command, string paramName, object paramValue) { DbParameter param = command.CreateParameter(); param.DbType = DbType.String; param.Direction = ParameterDirection.Input; param.ParameterName = paramName; param.Value = paramValue; command.Parameters.Add(param); }
protected void AddParam(ref DbCommand cmd, string paramName, object paramValue) { DbParameter Parm; Parm = cmd.CreateParameter(); Parm.ParameterName = paramName; if (paramValue == null) { Parm.Value = DBNull.Value; } else { Parm.Value = paramValue; } cmd.Parameters.Add(Parm); }
public void AssignParameters(System.Data.Common.DbCommand command, object[] parameterValues) { DbParameter CodSampleID = command.CreateParameter(); CodSampleID.Value = parameterValues[0]; CodSampleID.ParameterName = "@CodSampleID"; command.Parameters.Add(CodSampleID); }
public void AssignParameters(System.Data.Common.DbCommand command, object[] parameterValues) { DbParameter ps0 = command.CreateParameter(); ps0.ParameterName = SqlPara + "ProductId"; ps0.DbType = DbType.String; ps0.Value = parameterValues[0]; command.Parameters.Add(ps0); }
public static DbParameter CreateParameter(string name, object data, DbType dType, DbCommand command) { var param = command.CreateParameter(); param.ParameterName = name; param.Value = data; param.DbType = dType; param.Direction = ParameterDirection.Input; return param; }
public void AddInParameter(DbCommand command, string parameterName, object value) { var parameter = command.CreateParameter(); parameter.Direction = ParameterDirection.Input; parameter.ParameterName = "@" + parameterName; parameter.Value = value; command.Parameters.Add(parameter); }
public override void AddParameter(DbCommand cmd, string parameterAlias, long? value) { var para = cmd.CreateParameter(); para.DbType = DbType.Int64; para.Value = value.HasValue ? value.Value : (object) SqlInt64.Null; para.Direction = ParameterDirection.Input; para.ParameterName = NormName(parameterAlias); cmd.Parameters.Add(para); }
DbParameter AddParameter (DbCommand command, string parameterName, ParameterDirection direction, object parameterValue) { DbParameter dbp = command.CreateParameter (); dbp.ParameterName = parameterName; dbp.Value = parameterValue; dbp.Direction = direction; command.Parameters.Add (dbp); return dbp; }
public override void AddParameter(DbCommand cmd, string parameterAlias, DateTime? value) { var para = cmd.CreateParameter(); para.DbType = DbType.DateTime; para.ParameterName = NormName(parameterAlias); para.Direction = ParameterDirection.Input; para.Value = value.HasValue ? (object) value.Value : SqlDateTime.Null; cmd.Parameters.Add(para); log.Info("Added dt param {0}={1}", para.ParameterName, para.Value); }
public static void AddParameter(System.Data.Common.DbCommand command, string paramName, System.Data.DbType dbType, int size, ParameterDirection direction) { DbParameter parameter = command.CreateParameter(); parameter.ParameterName = paramName; parameter.DbType = dbType; parameter.Size = size; parameter.Direction = direction; command.Parameters.Add(parameter); }
/// <summary> /// Kiem tra xem so dien thoai khach hang da co tren he thong chua /// </summary> /// Tra ve: True - Da ton tại; False - Chua ton tai public static bool m2018_CheckClient(string CodCardClient) { using (System.Data.Common.DbCommand DbCommand = clsConnect.DbConnection.CreateCommand()) { DbCommand.CommandText = SpMobile_2018_CheckClient; DbCommand.CommandType = System.Data.CommandType.StoredProcedure; System.Data.Common.DbParameterCollection DbParameters = DbCommand.Parameters; System.Data.Common.DbParameter DbParameter = DbCommand.CreateParameter(); DbParameter.ParameterName = PCodCardClient; DbParameter.Value = CodCardClient; DbParameters.Add(DbParameter); bool HasRows = false; try { using (DbDataReader DbDataReader = DbCommand.ExecuteReader()) { HasRows = DbDataReader.HasRows; } } catch { } return(HasRows); } }
private DbCommand CreateDeleteCommand(bool option) { // If no table was found, then we can't do an delete if (QuotedTableName == String.Empty) { return(null); } CreateNewCommand(ref _deleteCommand); string command = String.Format("DELETE FROM {0}", QuotedTableName); StringBuilder whereClause = new StringBuilder(); bool keyFound = false; int parmIndex = 1; foreach (DataRow schemaRow in _dbSchemaTable.Rows) { if (!schemaRow.IsNull("IsExpression") && (bool)schemaRow["IsExpression"] == true) { continue; } if (!IncludedInWhereClause(schemaRow)) { continue; } if (whereClause.Length > 0) { whereClause.Append(" AND "); } bool isKey = (bool)schemaRow ["IsKey"]; DbParameter parameter = null; string sourceColumnName; if (isKey) { keyFound = true; } //ms.net 1.1 generates the null check for columns even if AllowDBNull is false //while ms.net 2.0 does not. Anyways, since both forms are logically equivalent //following the 2.0 approach bool allowNull = (bool)schemaRow ["AllowDBNull"]; if (!isKey && allowNull) { parameter = _deleteCommand.CreateParameter(); if (option) { parameter.ParameterName = String.Format("@IsNull_{0}", schemaRow ["BaseColumnName"]); } else { parameter.ParameterName = String.Format("@p{0}", parmIndex++); } parameter.Value = 1; parameter.DbType = DbType.Int32; // This should be set for nullcheckparam sourceColumnName = (string)schemaRow ["BaseColumnName"]; parameter.SourceColumn = sourceColumnName; parameter.SourceColumnNullMapping = true; parameter.SourceVersion = DataRowVersion.Original; _deleteCommand.Parameters.Add(parameter); whereClause.Append("("); whereClause.Append(String.Format(clause1, parameter.ParameterName, GetQuotedString(sourceColumnName))); whereClause.Append(" OR "); } if (option) { parameter = CreateParameter(_deleteCommand, schemaRow, true); } else { parameter = CreateParameter(_deleteCommand, parmIndex++, schemaRow); } parameter.SourceVersion = DataRowVersion.Original; ApplyParameterInfo(parameter, schemaRow, StatementType.Delete, true); //parameter.IsNullable = allowNull; whereClause.Append(String.Format(clause2, GetQuotedString(parameter.SourceColumn), parameter.ParameterName)); if (!isKey && allowNull) { whereClause.Append(")"); } } if (!keyFound) { throw new InvalidOperationException("Dynamic SQL generation for the DeleteCommand is not supported against a SelectCommand that does not return any key column information."); } // We're all done, so bring it on home string sql = String.Format("{0} WHERE ({1})", command, whereClause.ToString()); _deleteCommand.CommandText = sql; _dbCommand = _deleteCommand; return(_deleteCommand); }
private DbCommand CreateUpdateCommand(bool option) { // If no table was found, then we can't do an update if (QuotedTableName == String.Empty) { return(null); } CreateNewCommand(ref _updateCommand); string command = String.Format("UPDATE {0} SET ", QuotedTableName); StringBuilder columns = new StringBuilder(); StringBuilder whereClause = new StringBuilder(); int parmIndex = 1; bool keyFound = false; DbParameter parameter = null; // First, create the X=Y list for UPDATE foreach (DataRow schemaRow in _dbSchemaTable.Rows) { if (!IncludedInUpdate(schemaRow)) { continue; } if (columns.Length > 0) { columns.Append(", "); } if (option) { parameter = CreateParameter(_updateCommand, schemaRow, false); } else { parameter = CreateParameter(_updateCommand, parmIndex++, schemaRow); } parameter.SourceVersion = DataRowVersion.Current; ApplyParameterInfo(parameter, schemaRow, StatementType.Update, false); //parameter.IsNullable = (bool) schemaRow ["AllowDBNull"]; columns.Append(String.Format("{0} = {1}", GetQuotedString(parameter.SourceColumn), parameter.ParameterName)); } // Now, create the WHERE clause. This may be optimizable, but it would be ugly to incorporate // into the loop above. "Premature optimization is the root of all evil." -- Knuth foreach (DataRow schemaRow in _dbSchemaTable.Rows) { if (!schemaRow.IsNull("IsExpression") && (bool)schemaRow ["IsExpression"] == true) { continue; } if (!IncludedInWhereClause(schemaRow)) { continue; } if (whereClause.Length > 0) { whereClause.Append(" AND "); } bool isKey = (bool)schemaRow ["IsKey"]; if (isKey) { keyFound = true; } //ms.net 1.1 generates the null check for columns even if AllowDBNull is false //while ms.net 2.0 does not. Anyways, since both forms are logically equivalent //following the 2.0 approach bool allowNull = (bool)schemaRow ["AllowDBNull"]; if (!isKey && allowNull) { parameter = _updateCommand.CreateParameter(); if (option) { parameter.ParameterName = String.Format("@IsNull_{0}", schemaRow ["BaseColumnName"]); } else { parameter.ParameterName = String.Format("@p{0}", parmIndex++); } parameter.DbType = DbType.Int32; parameter.Value = 1; parameter.SourceColumn = (string)schemaRow ["BaseColumnName"]; parameter.SourceColumnNullMapping = true; parameter.SourceVersion = DataRowVersion.Original; whereClause.Append("("); whereClause.Append(String.Format(clause1, parameter.ParameterName, GetQuotedString((string)schemaRow ["BaseColumnName"]))); whereClause.Append(" OR "); _updateCommand.Parameters.Add(parameter); } if (option) { parameter = CreateParameter(_updateCommand, schemaRow, true); } else { parameter = CreateParameter(_updateCommand, parmIndex++, schemaRow); } parameter.SourceVersion = DataRowVersion.Original; //parameter.IsNullable = allowNull; ApplyParameterInfo(parameter, schemaRow, StatementType.Update, true); whereClause.Append(String.Format(clause2, GetQuotedString(parameter.SourceColumn), parameter.ParameterName)); if (!isKey && allowNull) { whereClause.Append(")"); } } if (!keyFound) { throw new InvalidOperationException("Dynamic SQL generation for the UpdateCommand is not supported against a SelectCommand that does not return any key column information."); } // We're all done, so bring it on home string sql = String.Format("{0}{1} WHERE ({2})", command, columns.ToString(), whereClause.ToString()); _updateCommand.CommandText = sql; _dbCommand = _updateCommand; return(_updateCommand); }