public void InsertRecords()
{
var db = OpenDB(databaseName);
db.ExecuteNonQuery("BEGIN");
var stmt = new SQLiteVdbe(db, INSERT_Command);
long key = 1999;
for (var i = 0; i < 1000; i++)
{
key = (3141592621L * key + 2718281829L) % 1000000007L;
stmt.Reset();
stmt.BindLong(1, key);
stmt.BindText(2, key.ToString());
stmt.ExecuteStep();
}
stmt.Close();
db.ExecuteNonQuery("END");
db.CloseDatabase();
}
/// <summary>
/// Executes query that does return something (e.g. SELECT).
/// </summary>
/// <param name="query"></param>
/// <returns></returns>
public DataTable ExecuteQuery(String query)
{
// compiled query
SQLiteVdbe statement = new SQLiteVdbe(this, query);
// table for result of query
DataTable table = new DataTable();
// create new instance of DataTable with name "resultTable"
table = new DataTable("resultTable");
// reads rows
do
{
} while (ReadNextRow(statement.VirtualMachine(), table) == Sqlite3.SQLITE_ROW);
// finalize executing this query
statement.Close();
// returns table
return(table);
}
private static void TestCsharpSqlite()
{
SQLiteDatabase db;
SQLiteVdbe stmt;
SQLiteVdbe c1, c2;
bool found;
int i;
string databaseName = "Benchmark_cs-SQLite.sqlite";
if ( File.Exists( databaseName ) ) File.Delete( databaseName );
db = new SQLiteDatabase( databaseName );
for ( i = 0; i < PRAGMA_Commands.Length; i++ ) { db.ExecuteNonQuery( PRAGMA_Commands[i] ); }
db.ExecuteNonQuery( "BEGIN EXCLUSIVE" );
for ( i = 0; i < CREATE_Commands.Length; i++ ) { db.ExecuteNonQuery( CREATE_Commands[i] ); }
stmt = new SQLiteVdbe( db, INSERT_Command );
long start = DateTime.Now.Ticks;
long key = 1999;
for ( i = 0; i < nRecords; i++ )
{
key = ( 3141592621L * key + 2718281829L ) % 1000000007L;
stmt.Reset();
stmt.BindLong( 1, key );
stmt.BindText( 2, key.ToString() );
stmt.ExecuteStep();
}
stmt.Close();
db.ExecuteNonQuery( "END" );
timer[1, 0] = DateTime.Now.Ticks - start;
db.ExecuteNonQuery( "BEGIN EXCLUSIVE" );
start = DateTime.Now.Ticks;
c1 = new SQLiteVdbe( db, SELECT_Bind_i );
c2 = new SQLiteVdbe( db, SELECT_Bind_s );
key = 1999;
for ( i = 0; i < nRecords; i++ )
{
key = ( 3141592621L * key + 2718281829L ) % 1000000007L;
c1.Reset();
c1.BindLong( 1, key );
c1.ExecuteStep();
c2.Reset();
c2.BindText( 1, key.ToString() );
c2.ExecuteStep();
long id = (long)c1.Result_Long( 0 );
Debug.Assert( id == (long)c2.Result_Long( 0 ) );
}
c1.Close();
c2.Close();
db.ExecuteNonQuery( "END" );
timer[1, 1] = DateTime.Now.Ticks - start;
db.ExecuteNonQuery( "BEGIN EXCLUSIVE" );
start = DateTime.Now.Ticks;
key = Int64.MinValue;
i = 0;
c1 = new SQLiteVdbe( db, SELECT_Command_i );
while ( c1.ExecuteStep() != Sqlite3.SQLITE_DONE )
{
long intKey = (long)c1.Result_Long( 0 );
Debug.Assert( intKey >= key );
key = intKey;
i += 1;
}
c1.Close();
Debug.Assert( i == nRecords );
String strKey = "";
i = 0;
c2 = new SQLiteVdbe( db, SELECT_Command_s );
while ( c2.ExecuteStep() != Sqlite3.SQLITE_DONE )
{
string recStrKey = (string)c2.Result_Text( 1 );
Debug.Assert( recStrKey.CompareTo( strKey ) >= 0 );
strKey = recStrKey;
i += 1;
}
c2.Close();
Debug.Assert( i == nRecords );
timer[1, 2] = DateTime.Now.Ticks - start;
db.ExecuteNonQuery( "END" );
db.ExecuteNonQuery( "BEGIN EXCLUSIVE" );
start = DateTime.Now.Ticks;
key = 1999;
stmt = new SQLiteVdbe( db, DELETE_Bind );
for ( i = 0; i < nRecords; i++ )
{
key = ( 3141592621L * key + 2718281829L ) % 1000000007L;
stmt.Reset();
stmt.BindLong( 1, key );
stmt.ExecuteStep();
}
stmt.Close();
db.ExecuteNonQuery( "END" );
timer[1, 3] = DateTime.Now.Ticks - start;
db.CloseDatabase();
#if NET_35
Sqlite3.Shutdown();
#else
Sqlite3.sqlite3_shutdown();
#endif
}
/// <summary>
/// Executes query that does return something (e.g. SELECT).
/// </summary>
/// <param name="query"></param>
/// <returns></returns>
public DataTable ExecuteQuery( String query )
{
// compiled query
SQLiteVdbe statement = new SQLiteVdbe( this, query );
// table for result of query
DataTable table = new DataTable();
// create new instance of DataTable with name "resultTable"
table = new DataTable( "resultTable" );
// reads rows
do { } while ( ReadNextRow( statement.VirtualMachine(), table ) == Sqlite3.SQLITE_ROW );
// finalize executing this query
statement.Close();
// returns table
return table;
}
public GEItem getOfferByPlayerSlot(Player p, byte slot)
{
/*
* Gives the player their GrandExchange Items both Buying and Selling are here.
* Returns a GEItem[] of all Item's array based on slot id, null array index = space
*/
long playerHash = p.getLoginDetails().getLongName();
try
{
int itemId;
int amount;
int price;
bool isSoldNull;
bool isBoughtNull;
int sold;
int bought;
int collectedItem;
int collectedGold;
int overpaid;
bool aborted;
GEItem geItem = null;
SQLiteDatabase db = new SQLiteDatabase(Constants.databaseName);
SQLiteVdbe preparedStatement = new SQLiteVdbe(db, "SELECT itemId, amount, price, bought, NULL sold, collectedItem, collectedGold, overpaid, aborted FROM grandExchangeBuying WHERE playerHash = ? AND slot = ? UNION SELECT itemId, amount, price, NULL bought, sold, collectedItem, collectedGold, overpaid, aborted FROM grandExchangeSelling WHERE playerHash = ? AND slot = ?");
preparedStatement.Reset();
preparedStatement.BindLong(1, playerHash);
preparedStatement.BindInteger(2, slot);
preparedStatement.BindLong(3, playerHash);
preparedStatement.BindInteger(4, slot);
while (preparedStatement.ExecuteStep() != Sqlite3.SQLITE_DONE)
{
if(preparedStatement.GetLastError() != "")
{
misc.WriteError("[GrandExchange SQL Error]: " + preparedStatement.GetLastError());
return null;
}
itemId = preparedStatement.Result_Int(0);
amount = preparedStatement.Result_Int(1);
price = preparedStatement.Result_Int(2);
isBoughtNull = string.IsNullOrEmpty(preparedStatement.Result_Text(3));
isSoldNull = string.IsNullOrEmpty(preparedStatement.Result_Text(4));
collectedItem = preparedStatement.Result_Int(5);
collectedGold = preparedStatement.Result_Int(6);
overpaid = preparedStatement.Result_Int(7);
aborted = Convert.ToBoolean(preparedStatement.Result_Int(8));
if (isSoldNull && !isBoughtNull)
{
bought = Convert.ToInt32(preparedStatement.Result_Text(3));
geItem = new BuyOffer(itemId, amount, price, bought, collectedItem, collectedGold, overpaid, slot, aborted, playerHash);
}
else if (isBoughtNull && !isSoldNull)
{
sold = Convert.ToInt32(preparedStatement.Result_Text(4));
geItem = new SellOffer(itemId, amount, price, sold, collectedItem, collectedGold, overpaid, slot, aborted, playerHash);
}
else
{
misc.WriteError("[GrandExchange Error]: sold or bought both are NULL? how this happen?");
}
}
db.CloseDatabase();
return geItem;
}
catch (Exception e)
{
misc.WriteError("[GrandExchange Error]: " + e.Message);
}
return null;
}
