/// <summary>
/// Converts the node to T-SQL.
/// </summary>
/// <param name="searchTokens"><see cref="SearchTokens" /> instance to fetch tokens with.</param>
/// <returns>T-SQL equivalent of the node.</returns>
/// <exception cref="ArgumentNullException">Thrown when parameter is null.</exception>
public override string ConvertToTSql(SearchTokens searchTokens)
{
if (searchTokens == null)
{
throw new ArgumentNullException("searchTokens", Resources.EXCEPTION_ARGUMENTINVALID);
}
string leftQuery = (LeftChild == null) ? null : LeftChild.ConvertToTSql(searchTokens);
string rightQuery = (RightChild == null) ? null : RightChild.ConvertToTSql(searchTokens);
return(JoinQueries(leftQuery, SearchConstants.TSQL_UNION, rightQuery));
}
/// <summary>
/// Converts the node to T-SQL.
/// </summary>
/// <param name="searchTokens"><see cref="SearchTokens" /> instance to fetch tokens with.</param>
/// <param name="insertClause">If true, insert the specified clause in TSQL.</param>
/// <param name="clause">Sort column name or similarity clause to be inserted.</param>
/// <param name="isSimilarityClause">If true, insert the specified similarity clause in
/// TSQL else insert sort clause.</param>
/// <returns>T-SQL equivalent of the node.</returns>
/// <exception cref="ArgumentNullException">Thrown when parameter is null.</exception>
public override string ConvertToTSql(SearchTokens searchTokens,
bool insertClause, string clause, bool isSimilarityClause)
{
if (searchTokens == null)
{
throw new ArgumentNullException("searchTokens", Resources.EXCEPTION_ARGUMENTINVALID);
}
string leftQuery =
(LeftChild == null)
? null : LeftChild.ConvertToTSql(searchTokens, insertClause, clause, isSimilarityClause);
string rightQuery =
(RightChild == null)
? null : RightChild.ConvertToTSql(searchTokens, insertClause, clause, isSimilarityClause);
return(JoinQueries(leftQuery, SearchConstants.TSQL_INTERSECT, rightQuery));
}
