sqlite3 *db=NULL;char *zErrMsg = 0;int rc;//打开指定的数据库文件,如果不存在将创建一个同名的数据库文件rc = sqlite3_open("zsl.db", &db);if( rc ){CString temp1;temp1.Format(_T("Can’t open database: %s\n"), sqlite3_errmsg(db));TRACE(temp1);//fprintf(stderr, "Can’t open database: %s\n", sqlite3_errmsg(db));
sqlite3_close(db);return (1);}elseTRACE("You have opened a sqlite3 database named zsl.db successfully!\n");//创建一个表,如果该表存在，则不创建，//并给出提示信息，存储在zErrMsg 中char *sql = " CREATE TABLE test(ID INTEGER PRIMARY KEY,AGE INTEGER,LEVEL INTEGER,NAME VARCHAR(12),SALARY REAL);" ;sqlite3_exec( db , sql , 0 , 0 , &zErrMsg );//插入数据
sql = "INSERT INTO \"test\" VALUES(NULL , 1 , 1 , '200605011206', 18.9 );" ;sqlite3_exec( db , sql , 0 , 0 , &zErrMsg );int nrow = 0, ncolumn = 0; //查询结果集的行数、列数char **azResult; //二维数组存放结果//查询数据
sql = "SELECT * FROM test ";sqlite3_get_table( db , sql , &azResult , &nrow , &ncolumn , &zErrMsg );int i = 0 ;printf( "row:%d column=%d \n" , nrow , ncolumn );printf( "\nThe result of querying is : \n" );for( i=0 ; i<( nrow + 1 ) * ncolumn ; i++ )printf( "azResult[%d] = %s\n", i , azResult[i] );//删除数据
sql = "DELETE FROM test WHERE AGE = 1 ;" ;sqlite3_exec( db , sql , 0 , 0 , &zErrMsg );//释放掉azResult 的内存空间
sqlite3_free_table( azResult );sqlite3_close(db); //关闭数据库int c=getchar();return 0;
}

//Ansi To Utf-8 Utf-8 To Ansi
char* *****::AnsiToUtf8(char* stransi)
{//Ansi to Unicodeint wcsLen = ::MultiByteToWideChar(CP_ACP,NULL,stransi,strlen(stransi),NULL,0);wchar_t* strunicode = new wchar_t[wcsLen+1];::MultiByteToWideChar(CP_ACP,NULL,stransi,strlen(stransi),strunicode,wcsLen);strunicode[wcsLen] = '\0';//Unicode To UTF-8int utf8len = ::WideCharToMultiByte(CP_UTF8,NULL,strunicode,wcslen(strunicode),NULL,0,NULL,NULL);char* strutf8 = new char[utf8len+1];::WideCharToMultiByte(CP_UTF8,NULL,strunicode,wcslen(strunicode),strutf8,utf8len,NULL,NULL);strutf8[utf8len] = '\0';delete [] strunicode;strunicode = NULL;return strutf8;}
char* ***::Utf8ToAnsi(char* strutf8)
{//UTF-8 To Unicodeint wlen = ::MultiByteToWideChar(CP_UTF8,NULL,strutf8,strlen(strutf8),NULL,0);wchar_t* strunicode = new wchar_t[wlen+1];::MultiByteToWideChar(CP_UTF8,NULL,strutf8,strlen(strutf8),strunicode,wlen);strunicode[wlen] = '\0';//Unicode To Ansiint    ansilen = ::WideCharToMultiByte(CP_ACP,NULL,strunicode,wcslen(strunicode),NULL,0,NULL,NULL);char* szAnsi = new char[ansilen+1];::WideCharToMultiByte(CP_ACP,NULL,strunicode,wcslen(strunicode),szAnsi,ansilen,NULL,NULL);szAnsi[ansilen] = '\0';delete [] strunicode;strunicode = NULL;return szAnsi;
}