private void loadDatabase(string dbname)
{
string connectionString = "server=.\\SQLEXPRESS;" +
"Trusted_Connection=yes;" +
"database=" + dbname + "; " +
"connection timeout=30;" +
"Integrated Security = SSPI;";
DataHelpe.Constr = connectionString;
string sql = "select * from IDlist order by px asc";
DataTable IDlist = DataHelpe.GetDataTable(sql);
List <DataTable> database = new List <DataTable>();
VertexIDLabel.database = IDlist;
Dictionary <int, List <NBEntry> > NBindex;
switch (dbname)
{
case "LUBM":
NBindex = IndexInMemory.loadNBIndex("N1B1");
break;
case "uniprot":
NBindex = IndexInMemory.loadNBIndex("N1B2Hop");
break;
default:
NBindex = IndexInMemory.loadNBIndex("N1B1"); //("N3B");
break;
}
VertexIDLabel.NBindex = NBindex;
}
//Build NB index
/*
* static void Main(string[] args)
* {
* buildIndex dataset = new buildIndex();
* dataset.build3HopIndex(488378, "N3B");
* }
*/
/*
* //build IDMap Index
* static void Main(string[] args)
* {
* SqlBulkCopy sqlBulkCopy = new SqlBulkCopy("server=(local);uid=sa;pwd=-q-q3278800;database=LUBMOld;Connect Timeout=500");
* sqlBulkCopy.DestinationTableName = "IDlist";
* sqlBulkCopy.BulkCopyTimeout = 600;
* sqlBulkCopy.WriteToServer(directedNeighborhood.buildIDMAP());
* sqlBulkCopy.Close();
* }
* */
static void Main(string[] args)
{
// inital step of query graph and original graph
DataTable queryGraph = new DataTable();
DataTable keywordIDList = new DataTable();
Dictionary <int, string> queryIDWithKeyword = new Dictionary <int, string>();
string sql = "select * from IDlist order by px asc";
DataTable IDlist = DataHelpe.GetDataTable(sql);
//update new index in memory method to improve query performance.
Dictionary <int, List <NBEntry> > NBindex = IndexInMemory.loadNBIndex("N3B");
DataTable insertTable = new DataTable();
insertTable.Columns.Add("queryTemplateID", typeof(int));
insertTable.Columns.Add("queryTime", typeof(double));
int i = 2;
int j = 0;
while (i < 11)
{
string sqlQueryGraph = "select * from queryGraphTemplates where queryTemplateID=" + i;
queryGraph = DataHelpe.GetDataTable(sqlQueryGraph);
string keywordList = "select * from queryIDlist where queryTemplateID=" + i;
keywordIDList = DataHelpe.GetDataTable(keywordList);
if (queryGraph.Rows.Count == 0)
{
queryGraph.Clear();
keywordIDList.Clear();
queryIDWithKeyword.Clear();
Console.WriteLine(i);
i++;
continue;
}
foreach (DataRow dr in keywordIDList.Rows)
{
queryIDWithKeyword.Add((int)dr["queryNodeID"], (string)dr["generalizedKeyword"]);
}
Dictionary <string, List <int> > intervalForString = intervalString.intervalStringGeneration(queryIDWithKeyword, IDlist);
DataTable queryGraph1 = new DataTable();
//begin 3 hops
double diff1 = 0;
while (true)
{
queryGraph1 = queryGraph.Copy();
Console.WriteLine("Begin one level tree Graph By Example algorithm for full 3 level indexing");
TimeSpan diff11 = GBEBasedOnOneLevelTreeForThreeHops.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
Console.WriteLine("Begin one level tree Graph By Example algorithm for full 3 level indexing");
TimeSpan diff12 = GBEBasedOnOneLevelTreeForThreeHops.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
Console.WriteLine("Begin one level tree Graph By Example algorithm for full 3 level indexing");
TimeSpan diff13 = GBEBasedOnOneLevelTreeForThreeHops.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
Console.WriteLine("Begin one level tree Graph By Example algorithm for full 3 level indexing");
TimeSpan diff14 = GBEBasedOnOneLevelTreeForThreeHops.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
Console.WriteLine("Begin one level tree Graph By Example algorithm for full 3 level indexing");
TimeSpan diff15 = GBEBasedOnOneLevelTreeForThreeHops.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
diff1 = (diff12.TotalMilliseconds + diff13.TotalMilliseconds + diff14.TotalMilliseconds + diff15.TotalMilliseconds) / 4;
double deviation = Math.Pow((diff12.TotalMilliseconds - diff1), 2) + Math.Pow((diff13.TotalMilliseconds - diff1), 2) + Math.Pow((diff14.TotalMilliseconds - diff1), 2) + Math.Pow((diff15.TotalMilliseconds - diff1), 2);
if (deviation < (0.2 * diff1) * (0.2 * diff1) * 4)
{
break;
}
}
Console.WriteLine(diff1);
insertTable.Rows.Add(i, diff1);
//begin 1 level tree
double diff4 = 0;
while (true)
{
queryGraph1 = queryGraph.Copy();
Console.WriteLine("Begin STWIGPLUS");
TimeSpan diff41 = STWIGPlus.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
TimeSpan diff42 = STWIGPlus.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
TimeSpan diff43 = STWIGPlus.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
TimeSpan diff44 = STWIGPlus.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
queryGraph1 = queryGraph.Copy();
TimeSpan diff45 = STWIGPlus.componentMatchingTime(queryGraph1, queryIDWithKeyword, IDlist, NBindex, intervalForString);
diff4 = (diff42.TotalMilliseconds + diff43.TotalMilliseconds + diff44.TotalMilliseconds + diff45.TotalMilliseconds) / 4;
double deviation = Math.Pow((diff42.TotalMilliseconds - diff4), 2) + Math.Pow((diff43.TotalMilliseconds - diff4), 2) + Math.Pow((diff44.TotalMilliseconds - diff4), 2) + Math.Pow((diff45.TotalMilliseconds - diff4), 2);
if (deviation < (0.2 * diff4) * (0.2 * diff4) * 4)
{
break;
}
}
Console.WriteLine(diff4);
insertTable.Rows.Add(i + 300, diff4);
//finish 1 level tree
queryGraph.Clear();
keywordIDList.Clear();
queryIDWithKeyword.Clear();
Console.WriteLine(i);
i++;
j++;
if (j == 1)
{
SqlBulkCopy sqlBulkCopy = new SqlBulkCopy(DataHelpe.Constr);
sqlBulkCopy.DestinationTableName = "queryTime";
sqlBulkCopy.BulkCopyTimeout = 600;
sqlBulkCopy.WriteToServer(insertTable);
sqlBulkCopy.Close();
insertTable.Clear();
j = 0;
}
}
}