public static Database GetOrCreateEmptyDatabase(Client client, string dbName)
{
Database db = null;
try
{
db = client.GetDatabase(dbName);
}
catch (SDBPException e)
{
if (e.Status == Status.SDBP_BADSCHEMA)
{
db = client.CreateDatabase(dbName);
return(db);
}
}
if (db == null)
{
return(null);
}
foreach (Table table in db.GetTables())
{
table.DeleteTable();
}
return(db);
}
public static Database TryCreateDatabase(Client client, string databaseName)
{
try
{
var database = client.CreateDatabase(databaseName);
return(database);
}
catch (SDBPException)
{
return(null);
}
}
public static Table GetOrCreateTableAndDatabase(Client client, string dbName, string tableName)
{
Database db = null;
try
{
db = client.GetDatabase(dbName);
}
catch (SDBPException e)
{
if (e.Status == Status.SDBP_BADSCHEMA)
{
db = client.CreateDatabase(dbName);
}
}
if (db == null)
{
return(null);
}
Table table = null;
try
{
table = db.GetTable(tableName);
}
catch (SDBPException e)
{
if (e.Status == Status.SDBP_BADSCHEMA)
{
table = db.CreateTable(tableName);
}
}
if (table == null)
{
table = db.CreateTable(tableName);
}
return(table);
}
public static Database TryCreateDatabase(Client client, string databaseName)
{
try
{
var database = client.CreateDatabase(databaseName);
return database;
}
catch (SDBPException)
{
return null;
}
}
public static void FillDatabaseWithNumericKeys(string databaseName, string tableName)
{
var client = new Client(Utils.GetConfigNodes());
Assert.IsTrue(ConfigStateHelpers.TryDeleteDatabase(client, databaseName));
var database = client.CreateDatabase(databaseName);
Assert.IsNotNull(database, "Cannot create database " + databaseName);
var table = ConfigStateHelpers.TryCreateTable(database, tableName);
Assert.IsNotNull(table, "Cannot create table " + tableName);
System.Console.WriteLine("Filling the database...");
DateTime last = DateTime.Now;
for (ulong i = 0; i < 100 * 1000 * 1000; i++)
{
var key = Utils.Id(i);
table.Set(key, key);
TimeSpan timeSpan = DateTime.Now - last;
if (timeSpan.TotalSeconds >= 60)
{
System.Console.WriteLine("i: " + i);
last = DateTime.Now;
}
}
client.Submit();
System.Console.WriteLine("Database filling is done.");
}