private MySqlParameterCollection CheckParameters(string spName) { MySqlParameterCollection newParms = new MySqlParameterCollection(command); MySqlParameter returnParameter = GetReturnParameter(); ProcedureCacheEntry entry = GetParameters(spName); if (entry.procedure == null || entry.procedure.Rows.Count == 0) { throw new InvalidOperationException(String.Format(Resources.RoutineNotFound, spName)); } bool realAsFloat = entry.procedure.Rows[0]["SQL_MODE"].ToString().IndexOf("REAL_AS_FLOAT") != -1; foreach (MySqlSchemaRow param in entry.parameters.Rows) { newParms.Add(GetAndFixParameter(spName, param, realAsFloat, returnParameter)); } return(newParms); }
private string SetUserVariables(MySqlParameterCollection parms, bool preparing) { StringBuilder setSql = new StringBuilder(); if (serverProvidingOutputParameters) { return(setSql.ToString()); } string delimiter = String.Empty; foreach (MySqlParameter p in parms) { if (p.Direction != ParameterDirection.InputOutput) { continue; } string pName = "@" + p.BaseName; string uName = "@" + ParameterPrefix + p.BaseName; string sql = String.Format("SET {0}={1}", uName, pName); if (command.Connection.Settings.AllowBatch && !preparing) { setSql.AppendFormat(CultureInfo.InvariantCulture, "{0}{1}", delimiter, sql); delimiter = "; "; } else { MySqlCommand cmd = new MySqlCommand(sql, command.Connection); cmd.Parameters.Add(p); cmd.ExecuteNonQuery(); } } if (setSql.Length > 0) { setSql.Append("; "); } return(setSql.ToString()); }
private string CreateOutputSelect(MySqlParameterCollection parms, bool preparing) { StringBuilder outSql = new StringBuilder(); string delimiter = String.Empty; foreach (MySqlParameter p in parms) { if (p.Direction == ParameterDirection.Input) { continue; } if ((p.Direction == ParameterDirection.InputOutput || p.Direction == ParameterDirection.Output) && serverProvidingOutputParameters) { continue; } string pName = "@" + p.BaseName; string uName = "@" + ParameterPrefix + p.BaseName; outSql.AppendFormat(CultureInfo.InvariantCulture, "{0}{1}", delimiter, uName); delimiter = ", "; } if (outSql.Length == 0) { return(String.Empty); } if (command.Connection.Settings.AllowBatch && !preparing) { return(String.Format(";SELECT {0}", outSql.ToString())); } outSelect = String.Format("SELECT {0}", outSql.ToString()); return(String.Empty); }
private string CreateCallStatement(string spName, MySqlParameter returnParameter, MySqlParameterCollection parms) { StringBuilder callSql = new StringBuilder(); string delimiter = String.Empty; foreach (MySqlParameter p in parms) { if (p.Direction == ParameterDirection.ReturnValue) { continue; } string pName = "@" + p.BaseName; string uName = "@" + ParameterPrefix + p.BaseName; bool useRealVar = p.Direction == ParameterDirection.Input || serverProvidingOutputParameters; callSql.AppendFormat(CultureInfo.InvariantCulture, "{0}{1}", delimiter, useRealVar ? pName : uName); delimiter = ", "; } if (returnParameter == null) { return(String.Format("CALL {0}({1})", spName, callSql.ToString())); } else { return(String.Format("SET @{0}{1}={2}({3})", ParameterPrefix, returnParameter.BaseName, spName, callSql.ToString())); } }