public override int Visit(SqlWhereClause sqlWhereClause)
{
int hashCode = SqlWhereClauseHashCode;
hashCode = CombineHashes(hashCode, sqlWhereClause.FilterExpression.Accept(this));
return(hashCode);
}
public static SqlQuery Create(
SqlSelectClause selectClause,
SqlFromClause fromClause,
SqlWhereClause whereClause,
SqlOrderbyClause orderbyClause,
SqlOffsetLimitClause offsetLimitClause)
{
return(new SqlQuery(selectClause, fromClause, whereClause, orderbyClause, offsetLimitClause));
}
public static SqlQuery Create(
SqlSelectClause selectClause,
SqlFromClause fromClause,
SqlWhereClause whereClause,
SqlGroupByClause groupByClause,
SqlOrderbyClause orderByClause,
SqlOffsetLimitClause offsetLimitClause) => new SqlQuery(
selectClause,
fromClause,
whereClause,
groupByClause,
orderByClause,
offsetLimitClause);
private SqlQuery(
SqlSelectClause selectClause,
SqlFromClause fromClause,
SqlWhereClause whereClause,
SqlGroupByClause groupByClause,
SqlOrderbyClause orderbyClause,
SqlOffsetLimitClause offsetLimitClause)
{
this.SelectClause = selectClause ?? throw new ArgumentNullException(nameof(selectClause));
this.FromClause = fromClause;
this.WhereClause = whereClause;
this.GroupByClause = groupByClause;
this.OrderbyClause = orderbyClause;
this.OffsetLimitClause = offsetLimitClause;
}
protected SqlQuery(
SqlSelectClause selectClause,
SqlFromClause fromClause,
SqlWhereClause whereClause,
SqlOrderbyClause orderbyClause,
SqlOffsetLimitClause offsetLimitClause)
: base(SqlObjectKind.Query)
{
if (selectClause == null)
{
throw new ArgumentNullException($"{nameof(selectClause)} must not be null.");
}
this.SelectClause = selectClause;
this.FromClause = fromClause;
this.WhereClause = whereClause;
this.OrderbyClause = orderbyClause;
this.OffsetLimitClause = offsetLimitClause;
}
public override SqlObject Visit(SqlWhereClause sqlWhereClause)
{
return(SqlWhereClause.Create(sqlWhereClause.FilterExpression.Accept(this) as SqlScalarExpression));
}
public override void Visit(SqlWhereClause sqlWhereClause)
{
this.writer.Write("WHERE ");
sqlWhereClause.FilterExpression.Accept(this);
}