00001 /* 00002 * Copyright (c) 2008 Plausible Labs. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 3. Neither the name of the copyright holder nor the names of any contributors 00014 * may be used to endorse or promote products derived from this 00015 * software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00018 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00021 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00022 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00023 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00024 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00025 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00026 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00027 * POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 00030 00034 @protocol PLDatabase 00035 00039 - (BOOL) goodConnection; 00040 00049 - (BOOL) executeUpdate: (NSString *) statement, ...; 00050 00064 - (BOOL) executeUpdateAndReturnError: (NSError **) error statement: (NSString *) statement, ...; 00065 00074 - (NSObject<PLResultSet> *) executeQuery: (NSString *) statement, ...; 00075 00088 - (NSObject<PLResultSet> *) executeQueryAndReturnError: (NSError **) error statement: (NSString *) statement, ...; 00089 00090 00102 - (BOOL) beginTransaction; 00103 00121 - (BOOL) beginTransactionAndReturnError: (NSError **) error; 00122 00128 - (BOOL) commitTransaction; 00129 00139 - (BOOL) commitTransactionAndReturnError: (NSError **) error; 00140 00146 - (BOOL) rollbackTransaction; 00147 00157 - (BOOL) rollbackTransactionAndReturnError: (NSError **) error; 00158 00164 - (BOOL) tableExists: (NSString *) tableName; 00165 00166 @end
1.5.5