Sha256: c0fcad52c800e4792e235d1709a2d541ff273969012ec3fa159d2cf453018e93
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Contents
#include <bzs/db/protocol/tdap/client/trdboostapi.h> #include <iostream> using namespace bzs::db::protocol::tdap::client; using namespace bzs::db::protocol::tdap; /** @brief read and delete example This program deletes one record of a "user" table. Please execute "create database" , "change schema" and "insert records" example before execute this example. */ static const short fieldnum_id = 0; static const char_td keynum_id = 0; void deleteUser(table_ptr tb) { // Seek record that user id = 3 "satoshi" indexIterator it = readIndex_v(tb, eSeekEqual, keynum_id, 3); if (!it.isEnd()) deleteRecord(it); // delete id = 3 else THROW_BZS_ERROR_WITH_MSG(_T("User id = 3 was not found")); } #pragma argsused int _tmain(int argc, _TCHAR* argv[]) { database_ptr db = createDatabaseObject(); try { connectParams param(_T("tdap"), _T("localhost"), _T("test"), _T("test")); /****************************************************** !!! Important !!! When using a multi-threaded, please request a new connection for each database. *******************************************************/ // When using a multi-threaded, set to true. bool newConnection = false; connectOpen(db, param, newConnection); table_ptr tb = openTable(db, _T("user")); deleteUser(tb); std::cout << "Delete records success." << std::endl; return 0; } catch (bzs::rtl::exception& e) { std::tcout << _T("[ERROR] ") << *bzs::rtl::getMsg(e) << std::endl; } return 1; }
Version data entries
23 entries across 23 versions & 1 rubygems