private static void SetupKeyspace()
{
using (var db = new CassandraContext(keyspace: keyspaceName, server: server))
{
if (!db.KeyspaceExists(keyspaceName))
{
db.AddKeyspace(new KsDef {
Name = keyspaceName,
Replication_factor = 1,
Strategy_class = "org.apache.cassandra.locator.SimpleStrategy",
Cf_defs = new List <CfDef>()
});
}
if (!db.Keyspace.ColumnFamilyExists("Posts"))
{
db.AddColumnFamily(new CfDef {
Name = "Posts",
Keyspace = keyspaceName,
Column_type = "Super",
Comparator_type = "UTF8Type",
Subcomparator_type = "UTF8Type",
Comment = "Used for blog posts."
});
}
}
}
public void ColumnFamilyTest()
{
string keyspaceName = Guid.NewGuid().ToString().Replace("-", string.Empty);
string ConnString = string.Format(Constant.ConnectionString, keyspaceName);
CassandraContext Db = new CassandraContext(new ConnectionBuilder(ConnString));
//创建Keyspace
Db.Keyspace.TryCreateSelf();
string familyName = Guid.NewGuid().ToString().Replace("-", string.Empty);
//创建Column Family
Db.AddColumnFamily(new Apache.Cassandra.CfDef
{
Name = familyName,
Keyspace = keyspaceName
});
//或者使用 Keyspace.TryCreateColumnFamily(new CassandraColumnFamilySchema(type.Name));
Assert.AreEqual(true, Db.ColumnFamilyExists(familyName));
//删除 Column Family
Db.TryDropColumnFamily(familyName);
Assert.AreEqual(false, Db.ColumnFamilyExists(familyName));
Db.TryDropKeyspace(keyspaceName);
Assert.AreEqual(false, Db.KeyspaceExists(keyspaceName));
}
private static void SetupKeyspace()
{
using (var db = new CassandraContext(keyspace: keyspaceName, server: server))
{
if (!db.KeyspaceExists(keyspaceName))
db.AddKeyspace(new KsDef {
Name = keyspaceName,
Replication_factor = 1,
Strategy_class = "org.apache.cassandra.locator.SimpleStrategy",
Cf_defs = new List<CfDef>()
});
if (!db.Keyspace.ColumnFamilyExists("Posts"))
db.AddColumnFamily(new CfDef {
Name = "Posts",
Keyspace = keyspaceName,
Column_type = "Super",
Comparator_type = "UTF8Type",
Subcomparator_type = "UTF8Type",
Comment = "Used for blog posts."
});
}
}
