i|1|drop table if exists t1
i|1|create table t1(a int)engine=innodb
n|1|SET GLOBAL SLOW_QUERY_LOG = OFF;
n|1|SET GLOBAL LOG_OUTPUT = 'TABLE';
n|1|SET GLOBAL SLOW_QUERY_LOG = ON;
n|1|alter table t1 add key a (a)
n|1|alter table t1 drop key a



>	ntdll.dll!ZwWaitForSingleObject()  + 0xa bytes	
 	ntdll.dll!RtlpWaitOnCriticalSection()  + 0xe8 bytes	
 	ntdll.dll!RtlEnterCriticalSection()  - 0x4be5 bytes	
 	mysqld.exe!intern_sys_var_ptr(THD * thd=0x0000000000000000, int offset=0, bool global_lock=true)  Line 2427	C++
 	mysqld.exe!check_trx_exists(THD * thd=0x00000000035a30c0)  Line 1238	C++
 	mysqld.exe!ha_innobase::info_low(unsigned int flag=56406744, bool called_from_analyze=false)  Line 6660 + 0x10 bytes	C++
 	mysqld.exe!ha_innobase::open(const char * name=0x0000000003637dc0, int mode=0, unsigned int test_if_locked=57602259)  Line 3186	C++
 	mysqld.exe!handler::ha_open(st_table * table_arg=0x0000000000000004, const char * name=0x0000000003637dc0, int mode=56852136, int test_if_locked=2)  Line 2107 + 0x21 bytes	C++
 	mysqld.exe!open_table_from_share(THD * thd=0x000000000364f620, st_table_share * share=0x0000000000000002, const char * alias=0x000000000364f620, unsigned int db_stat=39, unsigned int prgflag=44, unsigned int ha_open_flags=0, st_table * outparam=0x0000000003637dc0, bool is_create_table=false)  Line 1918 + 0x61 bytes	C++
 	mysqld.exe!open_unireg_entry(THD * thd=0x0000000003637dc0, st_table * entry=0x000000000547c950, TABLE_LIST * table_list=0x0000000000000000, const char * alias=0x000000000364f620, char * cache_key=0x000000000547c480, unsigned int cache_key_length=8, st_mem_root * mem_root=0x000000000547c8d0, unsigned int flags=0)  Line 4044 + 0x30 bytes	C++
 	mysqld.exe!open_table(THD * thd=0x0000000000000000, TABLE_LIST * table_list=0x000000000364f620, st_mem_root * mem_root=0x0000000000000000, bool * refresh=0x000000000000000d, unsigned int flags=0)  Line 2940	C++
 	mysqld.exe!open_tables(THD * thd=0x0000000000000000, TABLE_LIST * * start=0x000000000364f620, unsigned int * counter=0x000000000547cae0, unsigned int flags=1075478816)  Line 4726	C++
 	mysqld.exe!open_and_lock_tables_derived(THD * thd=0x00000000036ef0d8, TABLE_LIST * tables=0x00000000036ef0d8, bool derived=true)  Line 5137 + 0x15 bytes	C++
 	mysqld.exe!open_n_lock_single_table(THD * thd=0x0000000000000000, TABLE_LIST * table_l=0x0000000000000074, thr_lock_type lock_type=TL_UNLOCK)  Line 5019	C++
 	mysqld.exe!mysql_alter_table(THD * thd=0x0000000000000000, char * new_db=0x0000000000000000, char * new_name=0x0000000003650b88, st_ha_create_information * create_info=0x0000000140000000, TABLE_LIST * table_list=0x00000000036ef0d8, Alter_info * alter_info=0x000000000547e390, unsigned int order_num=0, st_order * order=0x0000000000000000, bool ignore=false)  Line 6728 + 0x11 bytes	C++
 	mysqld.exe!mysql_execute_command(THD * thd=0x000000000364f620)  Line 3025	C++
 	mysqld.exe!mysql_parse(THD * thd=0x0000000000000019, char * rawbuf=0x0000000003651ac1, unsigned int length=56948256, const char * * found_semicolon=0x0000000000000003)  Line 6133	C++
 	mysqld.exe!dispatch_command(enum_server_command command=COM_SLEEP, THD * thd=0x0000000000000010, char * packet=0x0000000003650c20, unsigned int packet_length=0)  Line 1281	C++
 	mysqld.exe!do_command(THD * thd=0x0000000000000000)  Line 893 + 0x13 bytes	C++
 	mysqld.exe!handle_one_connection(void * arg=0x000000000364f620)  Line 1506 + 0xa bytes	C++
 	mysqld.exe!pthread_start(void * param=0x000000000363b270)  Line 88 + 0x5 bytes	C
 	mysqld.exe!_callthreadstart()  Line 295	C
 	mysqld.exe!_threadstart(void * ptd=0x0000000000000000)  Line 275 + 0x5 bytes	C
 	kernel32.dll!BaseThreadInitThunk()  + 0xd bytes	

	
	>	ntdll.dll!ZwWaitForSingleObject()  + 0xa bytes	
 	ntdll.dll!RtlpWaitOnCriticalSection()  + 0xe8 bytes	
 	ntdll.dll!RtlEnterCriticalSection()  - 0x4be5 bytes	
 	mysqld.exe!open_table(THD * thd=0x000000000537d9c0, TABLE_LIST * table_list=0x000000000537d9c0, st_mem_root * mem_root=0x000000000537d9e0, bool * refresh=0x00000001400590ff, unsigned int flags=0)  Line 2746	C++
 	mysqld.exe!open_ltable(THD * thd=0x000000000537d900, TABLE_LIST * table_list=0x000000000537d9c0, thr_lock_type lock_type=87546224, unsigned int lock_flags=1453434710)  Line 5064 + 0x19 bytes	C++
 	mysqld.exe!open_performance_schema_table(THD * thd=0x0000000000000001, TABLE_LIST * one_table=0x00000000035d3fb0, Open_tables_state * backup=0x000000000364d700)  Line 9254 + 0x18 bytes	C++
 	mysqld.exe!Log_to_csv_event_handler::activate_log(THD * thd=0x0000000000001f68, unsigned int log_table_type=1081211120)  Line 722	C++
 	mysqld.exe!LOGGER::activate_log_handler(THD * thd=0x0000000000000004, unsigned int log_type=56442800)  Line 1166 + 0x15 bytes	C++
 	mysqld.exe!sys_var_log_state::update(THD * thd=0x00000000035d3fb0, set_var * var=0x0000000000000000)  Line 2464 + 0x5 bytes	C++
 	mysqld.exe!set_var::update(THD * thd=0x00000000035d3fb0)  Line 3618 + 0x6 bytes	C++
 	mysqld.exe!sql_set_variables(THD * thd=0x0000000000000000, List<set_var_base> * var_list=0x00000000035d5518)  Line 3493 + 0x9 bytes	C++
 	mysqld.exe!mysql_execute_command(THD * thd=0x00000000035d3fb0)  Line 3612 + 0xf bytes	C++
 	mysqld.exe!mysql_parse(THD * thd=0x000000000000001f, char * rawbuf=0x000000000362d981, unsigned int length=56442800, const char * * found_semicolon=0x0000000000000003)  Line 6133	C++
 	mysqld.exe!dispatch_command(enum_server_command command=COM_SLEEP, THD * thd=0x0000000000000010, char * packet=0x00000000035d55b0, unsigned int packet_length=0)  Line 1281	C++
 	mysqld.exe!do_command(THD * thd=0x0000000000000000)  Line 893 + 0x13 bytes	C++
 	mysqld.exe!handle_one_connection(void * arg=0x00000000035d3fb0)  Line 1506 + 0xa bytes	C++
 	mysqld.exe!pthread_start(void * param=0x000000000359ad10)  Line 88 + 0x5 bytes	C
 	mysqld.exe!_callthreadstart()  Line 295	C
 	mysqld.exe!_threadstart(void * ptd=0x0000000000000000)  Line 275 + 0x5 bytes	C
 	kernel32.dll!BaseThreadInitThunk()  + 0xd bytes	
 	ntdll.dll!RtlUserThreadStart()  + 0x21 bytes	

	
	>	ntdll.dll!ZwWaitForSingleObject()  + 0xa bytes	
 	ntdll.dll!RtlpWaitOnCriticalSection()  + 0xe8 bytes	
 	ntdll.dll!RtlEnterCriticalSection()  - 0x4be5 bytes	
 	mysqld.exe!mysql_alter_table(THD * thd=0x0000000000000000, char * new_db=0x0000000000000000, char * new_name=0x0000000003598f18, st_ha_create_information * create_info=0x0000000140000000, TABLE_LIST * table_list=0x00000000035c8048, Alter_info * alter_info=0x000000000527e390, unsigned int order_num=0, st_order * order=0x0000000000000000, bool ignore=false)  Line 7500	C++
 	mysqld.exe!mysql_execute_command(THD * thd=0x00000000035979b0)  Line 3025	C++
 	mysqld.exe!mysql_parse(THD * thd=0x0000000000000019, char * rawbuf=0x00000000035cffa1, unsigned int length=56195504, const char * * found_semicolon=0x0000000000000003)  Line 6133	C++
 	mysqld.exe!dispatch_command(enum_server_command command=COM_SLEEP, THD * thd=0x0000000000000010, char * packet=0x0000000003598fb0, unsigned int packet_length=0)  Line 1281	C++
 	mysqld.exe!do_command(THD * thd=0x0000000000000000)  Line 893 + 0x13 bytes	C++
 	mysqld.exe!handle_one_connection(void * arg=0x00000000035979b0)  Line 1506 + 0xa bytes	C++
 	mysqld.exe!pthread_start(void * param=0x0000000003599e50)  Line 88 + 0x5 bytes	C
 	mysqld.exe!_callthreadstart()  Line 295	C
 	mysqld.exe!_threadstart(void * ptd=0x0000000000000000)  Line 275 + 0x5 bytes	C
 	kernel32.dll!BaseThreadInitThunk()  + 0xd bytes	
 	ntdll.dll!RtlUserThreadStart()  + 0x21 bytes	

	
	>	ntdll.dll!ZwWaitForMultipleObjects()  + 0xa bytes	
 	KernelBase.dll!WaitForMultipleObjectsEx()  - 0x60 bytes	
 	kernel32.dll!WaitForMultipleObjects()  + 0xb0 bytes	
 	mysqld.exe!pthread_cond_timedwait(pthread_cond_t * cond=0x000000000358be20, _RTL_CRITICAL_SECTION * mutex=0x000000014071f8f0, timespec * abstime=0x000000000358c7e0)  Line 128	C
 	mysqld.exe!my_rw_rdlock(_my_rw_lock_t * rwp=0x00000000035bff20)  Line 93 + 0xc bytes	C
 	mysqld.exe!LOGGER::general_log_write(THD * thd=0x0000000140067d94, enum_server_command command=44, const char * query=0x00000000035a9430, unsigned int query_length=44)  Line 1038	C++
 	mysqld.exe!general_log_write(THD * thd=0x00000000035bff21, enum_server_command command=44, const char * query=0x000000000358bd40, unsigned int query_length=3)  Line 4629	C++
 	mysqld.exe!dispatch_command(enum_server_command command=COM_SLEEP, THD * thd=0x0000000000000010, char * packet=0x000000000358d340, unsigned int packet_length=0)  Line 1273	C++
 	mysqld.exe!do_command(THD * thd=0x0000000000000000)  Line 893 + 0x13 bytes	C++
 	mysqld.exe!handle_one_connection(void * arg=0x000000000358bd40)  Line 1506 + 0xa bytes	C++
 	mysqld.exe!pthread_start(void * param=0x0000000003621f40)  Line 88 + 0x5 bytes	C
 	mysqld.exe!_callthreadstart()  Line 295	C
 	mysqld.exe!_threadstart(void * ptd=0x0000000000000000)  Line 275 + 0x5 bytes	C
 	kernel32.dll!BaseThreadInitThunk()  + 0xd bytes	

	
	>	ntdll.dll!ZwWaitForSingleObject()  + 0xa bytes	
 	ntdll.dll!RtlpWaitOnCriticalSection()  + 0xe8 bytes	
 	ntdll.dll!RtlEnterCriticalSection()  - 0x4be5 bytes	
 	mysqld.exe!THD::init()  Line 844	C++
 	mysqld.exe!THD::THD()  Line 711	C++
 	mysqld.exe!handle_connections_sockets(void * arg=0x0000000000000000)  Line 5115 + 0x20 bytes	C++
 	mysqld.exe!pthread_start(void * param=0x000000000359f400)  Line 88 + 0x5 bytes	C
 	mysqld.exe!_callthreadstart()  Line 295	C
 	mysqld.exe!_threadstart(void * ptd=0x0000000000000000)  Line 275 + 0x5 bytes	C
 	kernel32.dll!BaseThreadInitThunk()  + 0xd bytes	
 	ntdll.dll!RtlUserThreadStart()  + 0x21 bytes