/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*/
package org.teiid.couchbase;
import javax.resource.cci.Connection;
import com.couchbase.client.java.query.N1qlQuery;
import com.couchbase.client.java.query.N1qlQueryResult;
/**
* The Logical Hierarchy of a Couchbase cluster looks
* <pre>
* Namespaces
* └── Keyspaces
* └──Documents
* </pre>
* A Keyspace is a set of JSON documents that may vary in structure, use a
* self-describing format, flexible Data Model, dynamic schemas.
*
* A {@code CouchbaseConnection} is a connection to a specific Couchbase Namespace,
* build upon Couchbase N1QL, used to handle application-level operations
* (SELECT/UPDATE/INSERT/DELETE) against the documents under a specific
* Couchbase Namespace.
*
* @author kylin
*
*/
public interface CouchbaseConnection extends Connection {
/**
* Returns the name of the Namespace
* @return
*/
String getNamespace();
/**
* Executes the given N1QL statement, which returns a single <code>N1qlQueryResult</code>
* object.
* @param query is a N1QL statement, analogous to a relational database SQL statement.
* @return returns a <code>N1qlQueryResult</code> object that contains the JSON objects
* produced by the given query.
*/
N1qlQueryResult executeQuery(String query);
/**
* Executes the given <code>N1qlQuery</code> object which represents a complex N1QL statement.
* returns a single <code>N1qlQueryResult</code> object.
* @param query is a <code>N1qlQuery</code> object which represents a complex N1QL statement.
* @return returns a <code>N1qlQueryResult</code> object that contains the JSON objects
* produced by the given query.
*/
N1qlQueryResult executeQuery(N1qlQuery query);
/**
* Executes the given N1QL statement, which returns a single <code>N1qlQueryResult</code>
* object.
*
* @param statement Any N1QL statement, like Insert, Select, Update, Delete, etc.
* @return
*/
N1qlQueryResult execute(String statement);
}