private bool EvaluateExpression(List <RawTableRow> rawDataRows, SqlExistsBooleanExpression expression)
{
bool hasRows;
using (var reader = new MemoryDbDataReader(CommandBehavior.SingleResult))
{
_Command.DataReader = reader;
var tables = ((MemoryDbConnection )_Command.Connection).GetMemoryDatabase( ).Tables;
var batch = new ExecuteQueryStatement(_Database, _Command).Execute(tables, _RawData, ( SqlQuerySpecification )expression.QueryExpression);
hasRows = batch.ResultRows.Any();
_Command.DataReader = null;
}
return(hasRows);
}
public override void Visit(SqlExistsBooleanExpression codeObject)
{
}
