///<summary>Inserts one StmtLink into the database. Provides option to use the existing priKey. Doesn't use the cache.</summary>
public static long InsertNoCache(StmtLink stmtLink, bool useExistingPK)
{
bool isRandomKeys = Prefs.GetBoolNoCache(PrefName.RandomPrimaryKeys);
string command = "INSERT INTO stmtlink (";
if (!useExistingPK && isRandomKeys)
{
stmtLink.StmtLinkNum = ReplicationServers.GetKeyNoCache("stmtlink", "StmtLinkNum");
}
if (isRandomKeys || useExistingPK)
{
command += "StmtLinkNum,";
}
command += "StatementNum,StmtLinkType,FKey) VALUES(";
if (isRandomKeys || useExistingPK)
{
command += POut.Long(stmtLink.StmtLinkNum) + ",";
}
command +=
POut.Long(stmtLink.StatementNum) + ","
+ POut.Int((int)stmtLink.StmtLinkType) + ","
+ POut.Long(stmtLink.FKey) + ")";
if (useExistingPK || isRandomKeys)
{
Db.NonQ(command);
}
else
{
stmtLink.StmtLinkNum = Db.NonQ(command, true, "StmtLinkNum", "stmtLink");
}
return(stmtLink.StmtLinkNum);
}
///<summary>Inserts one StmtLink into the database. Provides option to use the existing priKey.</summary>
public static long Insert(StmtLink stmtLink, bool useExistingPK)
{
if (!useExistingPK && PrefC.RandomKeys)
{
stmtLink.StmtLinkNum = ReplicationServers.GetKey("stmtlink", "StmtLinkNum");
}
string command = "INSERT INTO stmtlink (";
if (useExistingPK || PrefC.RandomKeys)
{
command += "StmtLinkNum,";
}
command += "StatementNum,StmtLinkType,FKey) VALUES(";
if (useExistingPK || PrefC.RandomKeys)
{
command += POut.Long(stmtLink.StmtLinkNum) + ",";
}
command +=
POut.Long(stmtLink.StatementNum) + ","
+ POut.Int((int)stmtLink.StmtLinkType) + ","
+ POut.Long(stmtLink.FKey) + ")";
if (useExistingPK || PrefC.RandomKeys)
{
Db.NonQ(command);
}
else
{
stmtLink.StmtLinkNum = Db.NonQ(command, true, "StmtLinkNum", "stmtLink");
}
return(stmtLink.StmtLinkNum);
}
///<summary>Inserts one StmtLink into the database. Returns the new priKey.</summary>
public static long Insert(StmtLink stmtLink)
{
if (DataConnection.DBtype == DatabaseType.Oracle)
{
stmtLink.StmtLinkNum = DbHelper.GetNextOracleKey("stmtlink", "StmtLinkNum");
int loopcount = 0;
while (loopcount < 100)
{
try {
return(Insert(stmtLink, true));
}
catch (Oracle.ManagedDataAccess.Client.OracleException ex) {
if (ex.Number == 1 && ex.Message.ToLower().Contains("unique constraint") && ex.Message.ToLower().Contains("violated"))
{
stmtLink.StmtLinkNum++;
loopcount++;
}
else
{
throw ex;
}
}
}
throw new ApplicationException("Insert failed. Could not generate primary key.");
}
else
{
return(Insert(stmtLink, false));
}
}
///<summary>Updates one StmtLink in the database.</summary>
public static void Update(StmtLink stmtLink)
{
string command = "UPDATE stmtlink SET "
+ "StatementNum= " + POut.Long(stmtLink.StatementNum) + ", "
+ "StmtLinkType= " + POut.Int((int)stmtLink.StmtLinkType) + ", "
+ "FKey = " + POut.Long(stmtLink.FKey) + " "
+ "WHERE StmtLinkNum = " + POut.Long(stmtLink.StmtLinkNum);
Db.NonQ(command);
}
///<summary>Inserts one StmtLink into the database. Returns the new priKey. Doesn't use the cache.</summary>
public static long InsertNoCache(StmtLink stmtLink)
{
if (DataConnection.DBtype == DatabaseType.MySql)
{
return(InsertNoCache(stmtLink, false));
}
else
{
if (DataConnection.DBtype == DatabaseType.Oracle)
{
stmtLink.StmtLinkNum = DbHelper.GetNextOracleKey("stmtlink", "StmtLinkNum"); //Cacheless method
}
return(InsertNoCache(stmtLink, true));
}
}
///<summary>Converts a DataTable to a list of objects.</summary>
public static List <StmtLink> TableToList(DataTable table)
{
List <StmtLink> retVal = new List <StmtLink>();
StmtLink stmtLink;
foreach (DataRow row in table.Rows)
{
stmtLink = new StmtLink();
stmtLink.StmtLinkNum = PIn.Long(row["StmtLinkNum"].ToString());
stmtLink.StatementNum = PIn.Long(row["StatementNum"].ToString());
stmtLink.StmtLinkType = (OpenDentBusiness.StmtLinkTypes)PIn.Int(row["StmtLinkType"].ToString());
stmtLink.FKey = PIn.Long(row["FKey"].ToString());
retVal.Add(stmtLink);
}
return(retVal);
}
///<summary>Returns true if Update(StmtLink,StmtLink) would make changes to the database.
///Does not make any changes to the database and can be called before remoting role is checked.</summary>
public static bool UpdateComparison(StmtLink stmtLink, StmtLink oldStmtLink)
{
if (stmtLink.StatementNum != oldStmtLink.StatementNum)
{
return(true);
}
if (stmtLink.StmtLinkType != oldStmtLink.StmtLinkType)
{
return(true);
}
if (stmtLink.FKey != oldStmtLink.FKey)
{
return(true);
}
return(false);
}
///<summary>Updates one StmtLink in the database. Uses an old object to compare to, and only alters changed fields. This prevents collisions and concurrency problems in heavily used tables. Returns true if an update occurred.</summary>
public static bool Update(StmtLink stmtLink, StmtLink oldStmtLink)
{
string command = "";
if (stmtLink.StatementNum != oldStmtLink.StatementNum)
{
if (command != "")
{
command += ",";
}
command += "StatementNum = " + POut.Long(stmtLink.StatementNum) + "";
}
if (stmtLink.StmtLinkType != oldStmtLink.StmtLinkType)
{
if (command != "")
{
command += ",";
}
command += "StmtLinkType = " + POut.Int((int)stmtLink.StmtLinkType) + "";
}
if (stmtLink.FKey != oldStmtLink.FKey)
{
if (command != "")
{
command += ",";
}
command += "FKey = " + POut.Long(stmtLink.FKey) + "";
}
if (command == "")
{
return(false);
}
command = "UPDATE stmtlink SET " + command
+ " WHERE StmtLinkNum = " + POut.Long(stmtLink.StmtLinkNum);
Db.NonQ(command);
return(true);
}
///<summary>Inserts one StmtLink into the database. Returns the new priKey.</summary>
public static long Insert(StmtLink stmtLink)
{
return(Insert(stmtLink, false));
}
