public override string BuildInsertCommand(string tableName, DbParameterAccessor[] accessors) {
string insertCommand = base.BuildInsertCommand(tableName, accessors);
//insertCommand = paramNameRegex.Replace(insertCommand, "?");
//string blah = Regex.Replace(insertCommand, paramNameRegex.ToString(), "?");
Console.WriteLine("MySqlEnvironment.BuildInsertCommand:{0}", insertCommand);
return insertCommand;
}
public static DbParameterAccessor CloneWithSameParameter(DbParameterAccessor dbacc)
{
DbParameterAccessor clone = new DbParameterAccessor(dbacc.DbParameter, dbacc.dotNetType, dbacc.position, dbacc.actualSqlType);
clone.dbFieldName = dbacc.dbFieldName;
clone.isBoundToCheckOperation = dbacc.isBoundToCheckOperation;
return clone;
}
public static DbParameterAccessor CloneWithSameParameter(DbParameterAccessor dbacc)
{
DbParameterAccessor clone = new DbParameterAccessor(dbacc.DbParameter, dbacc.dotNetType, dbacc.position, dbacc.actualSqlType);
clone.dbFieldName = dbacc.dbFieldName;
clone.isBoundToCheckOperation = dbacc.isBoundToCheckOperation;
return(clone);
}
public static DbParameterAccessor Clone(DbParameterAccessor dbacc, IDbEnvironment environment)
{
DbParameter cloneP=environment.DbProviderFactory.CreateParameter();
cloneP.ParameterName=dbacc.DbParameter.ParameterName;
cloneP.DbType= dbacc.DbParameter.DbType;
cloneP.Direction= dbacc.DbParameter.Direction;
cloneP.Size= dbacc.DbParameter.Size;
cloneP.SourceColumn = dbacc.DbParameter.SourceColumn;
cloneP.Value=dbacc.DbParameter.Value;
DbParameterAccessor clone=new DbParameterAccessor(cloneP, dbacc.dotNetType,dbacc.position, dbacc.actualSqlType);
clone.dbFieldName=dbacc.dbFieldName;
clone.isBoundToCheckOperation=dbacc.isBoundToCheckOperation;
return clone;
}
public static DbParameterAccessor Clone(DbParameterAccessor dbacc, IDbEnvironment environment)
{
DbParameter cloneP = environment.DbProviderFactory.CreateParameter();
cloneP.ParameterName = dbacc.DbParameter.ParameterName;
cloneP.DbType = dbacc.DbParameter.DbType;
cloneP.Direction = dbacc.DbParameter.Direction;
cloneP.Size = dbacc.DbParameter.Size;
cloneP.SourceColumn = dbacc.DbParameter.SourceColumn;
cloneP.Value = dbacc.DbParameter.Value;
DbParameterAccessor clone = new DbParameterAccessor(cloneP, dbacc.dotNetType, dbacc.position, dbacc.actualSqlType);
clone.dbFieldName = dbacc.dbFieldName;
clone.isBoundToCheckOperation = dbacc.isBoundToCheckOperation;
return(clone);
}
public void SortAccessorsInRightOrder()
{
//Prepare
var accessorsToOrder = new DbParameterAccessor[4];
accessorsToOrder[0]=new DbParameterAccessor(new SqlParameter(), typeof(string), 1, "String");
accessorsToOrder[3]=new DbParameterAccessor(new SqlParameter(), typeof(string), 3, "String");
accessorsToOrder[2]=new DbParameterAccessor(new SqlParameter(), typeof(string), 5, "String");
accessorsToOrder[1]=new DbParameterAccessor(new SqlParameter(), typeof(string), 7, "String");
//Execute
DbParameterAccessor[] resultingAccessors = ExecuteProcedure.SortAccessors(accessorsToOrder);
//Verify
Assert.AreEqual(1, resultingAccessors[0].Position);
Assert.AreEqual(3, resultingAccessors[1].Position);
Assert.AreEqual(5, resultingAccessors[2].Position);
Assert.AreEqual(7, resultingAccessors[3].Position);
}
public override String BuildInsertCommand(String tableName, DbParameterAccessor[] accessors)
{
StringBuilder sb = new StringBuilder("insert into ");
sb.Append(tableName).Append("(");
String comma = "";
StringBuilder values = new StringBuilder();
foreach (DbParameterAccessor accessor in accessors)
{
sb.Append(comma);
values.Append(comma);
sb.Append("[").Append(accessor.DbParameter.SourceColumn).Append("]");
values.Append(ParameterPrefix).Append(accessor.DbParameter.ParameterName);
comma = ",";
}
sb.Append(") values (");
sb.Append(values);
sb.Append(")");
return sb.ToString();
}
public override String BuildInsertCommand(String tableName, DbParameterAccessor[] accessors)
{
StringBuilder sb = new StringBuilder("insert into ");
sb.Append(tableName).Append("(");
String comma = "";
String retComma = "";
StringBuilder values = new StringBuilder();
StringBuilder retNames = new StringBuilder();
StringBuilder retValues = new StringBuilder();
foreach (DbParameterAccessor accessor in accessors)
{
if (!accessor.IsBoundToCheckOperation)
{
sb.Append(comma);
values.Append(comma);
sb.Append(accessor.DbParameter.SourceColumn);
values.Append(":").Append(accessor.DbParameter.ParameterName);
comma = ",";
}
else
{
retNames.Append(retComma);
retValues.Append(retComma);
retNames.Append(accessor.DbParameter.SourceColumn);
retValues.Append(":").Append(accessor.DbParameter.ParameterName);
retComma = ",";
}
}
sb.Append(") values (");
sb.Append(values);
sb.Append(")");
if (retValues.Length > 0)
{
sb.Append(" returning ").Append(retNames).Append(" into ").Append(retValues);
}
return sb.ToString();
}
private Dictionary <string, DbParameterAccessor> ReadIntoParams(SchemaObjectName tableOrViewname, string query)
{
Dictionary <string, DbParameterAccessor> accessorDictionary = new Dictionary <string, DbParameterAccessor>();
int position = 0;
DbCommand dc = CurrentConnection.CreateCommand();
dc.Transaction = CurrentTransaction;
dc.CommandText = query;
dc.CommandType = CommandType.Text;
AddSchemaAndTablenameParametersToCommand(dc, tableOrViewname);
using (DbDataReader reader = dc.ExecuteReader())
{
while (reader.Read())
{
DbParameterAccessor accessor = MySqlTypeConverter.BuildDbParameterAccessorFrom(reader, position++);
Console.WriteLine("DbParameter DbFieldName={0}", accessor.DbFieldName);
accessorDictionary.Add(accessor.DbFieldName.ToLowerInvariant(), accessor);
}
}
return(accessorDictionary);
}
public virtual String BuildInsertCommand(String tableName, DbParameterAccessor[] accessors)
{
var sb = new StringBuilder("insert into ");
sb.Append(tableName).Append("(");
var separator = "";
var values = new StringBuilder();
foreach (var accessor in accessors)
{
sb.Append(separator);
values.Append(separator);
sb.Append(BuildColumnName(accessor.DbParameter.SourceColumn));
values.Append(ParameterPrefix).Append(accessor.DbParameter.ParameterName);
separator = ",";
}
sb.Append(") values (");
sb.Append(values);
sb.Append(")");
return sb.ToString();
}
public virtual String BuildUpdateCommand(String tableName, DbParameterAccessor[] updateAccessors, DbParameterAccessor[] selectAccessors)
{
if (updateAccessors.Length == 0)
{
throw new ApplicationException("must have at least one field to update. Have you forgotten = after the column name?");
}
var s = new StringBuilder("update ").Append(tableName).Append(" set ");
for (var i = 0; i < updateAccessors.Length; i++)
{
if (i > 0) s.Append(", ");
s.Append(BuildColumnName(updateAccessors[i].DbParameter.SourceColumn)).Append("=");
s.Append(ParameterPrefix).Append(updateAccessors[i].DbParameter.ParameterName);
}
s.Append(" where ");
for (var i = 0; i < selectAccessors.Length; i++)
{
if (i > 0) s.Append(" and ");
s.Append(BuildColumnName(selectAccessors[i].DbParameter.SourceColumn)).Append("=");
s.Append(ParameterPrefix).Append(selectAccessors[i].DbParameter.ParameterName);
}
return s.ToString();
}
