00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015
00016
00017
00018
00019
00020
00021 #include <config.h>
00022 #include <drizzled/show.h>
00023 #include <drizzled/session.h>
00024 #include <drizzled/statement/release_savepoint.h>
00025 #include <drizzled/transaction_services.h>
00026 #include <drizzled/named_savepoint.h>
00027
00028 #include <string>
00029
00030 using namespace std;
00031
00032 namespace drizzled
00033 {
00034
00035 bool statement::ReleaseSavepoint::execute()
00036 {
00037
00038
00039
00040
00041
00042 TransactionServices &transaction_services= TransactionServices::singleton();
00043 deque<NamedSavepoint> &savepoints= transaction().savepoints;
00044 deque<NamedSavepoint>::iterator iter;
00045
00046 for (iter= savepoints.begin();
00047 iter != savepoints.end();
00048 ++iter)
00049 {
00050 NamedSavepoint &sv= *iter;
00051 const string &sv_name= sv.getName();
00052 if (my_strnncoll(system_charset_info,
00053 (unsigned char *) lex().ident.str,
00054 lex().ident.length,
00055 (unsigned char *) sv_name.c_str(),
00056 sv_name.size()) == 0)
00057 break;
00058 }
00059 if (iter != savepoints.end())
00060 {
00061 NamedSavepoint &sv= *iter;
00062 (void) transaction_services.releaseSavepoint(session(), sv);
00063 savepoints.erase(iter);
00064 session().my_ok();
00065 }
00066 else
00067 {
00068 my_error(ER_SP_DOES_NOT_EXIST,
00069 MYF(0),
00070 "SAVEPOINT",
00071 lex().ident.str);
00072 }
00073 return false;
00074 }
00075
00076 }