/// <summary>
/// The Constructor
/// </summary>
/// <param name="name">Physical Column Name</param>
/// <param name="ordinal">The Orderinal position in the Table or View</param>
/// <param name="type">The .NET Data Type of the Column</param>
/// <param name="esType">The EntitySpaces data type</param>
public tgColumnMetadata(string name, int ordinal, Type type, tgSystemType esType)
{
this.name = name;
this.Ordinal = ordinal;
this.Type = type;
this.esType = esType;
}
/// <summary>
/// The Constructor
/// </summary>
/// <param name="name">Physical Column Name</param>
/// <param name="ordinal">The Orderinal position in the Table or View</param>
/// <param name="type">The .NET Data Type of the Column</param>
/// <param name="esType">The EntitySpaces data type</param>
public tgColumnMetadata(string name, int ordinal, Type type, tgSystemType esType)
{
this.name = name;
this.Ordinal = ordinal;
this.Type = type;
this.esType = esType;
}
/// <summary>
/// The tgQueryItem class is dynamically created by your
/// BusinessEntity's DynamicQuery mechanism.
/// </summary>
/// <param name="query">The esDynamicQueryTransport passed in via DynamicQuery</param>
/// <param name="columnName">The columnName passed in via DynamicQuery</param>
/// <param name="datatype">The tgSystemType</param>
public tgQueryItem(tgDynamicQuerySerializable query, string columnName, tgSystemType datatype)
{
this.query = query;
this.Column.Query = query;
this.Column.Name = columnName;
this.Column.Query.tg.JoinAlias = query.tg.JoinAlias;
this.Column.Datatype = datatype;
}
private static tgComparison GreaterThanOrEqual(tgQueryItem queryItem, object literal, tgSystemType literalType, bool itemFirst)
{
tgComparison wi = new tgComparison(queryItem.query);
wi.Operand = tgComparisonOperand.GreaterThanOrEqual;
wi.data.Column = queryItem.Column;
wi.data.Value = literal;
wi.data.Expression = queryItem.Expression;
wi.data.ItemFirst = itemFirst;
wi.SubOperators = queryItem.SubOperators;
return wi;
}
private static tgQueryItem ModuloOperator(tgQueryItem queryItem, object literal, tgSystemType literalType, bool itemFirst)
{
tgQueryItem qi = new tgQueryItem();
qi.Expression.SelectItem1 = queryItem;
qi.Expression.Operator = tgArithmeticOperator.Modulo;
qi.Expression.Literal = literal;
qi.Expression.LiteralType = literalType;
qi.Expression.ItemFirst = itemFirst;
return qi;
}
