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体验新版 GitCode,发现更多精彩内容 >>
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fa8b8384
编写于
12月 16, 2021
作者:
J
jk0
提交者:
LINGuanRen
12月 16, 2021
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电子邮件补丁
差异文件
modify upgrade scripts&&support system variables session_track_*
上级
ed22c8da
变更
14
展开全部
隐藏空白更改
内联
并排
Showing
14 changed file
with
9904 addition
and
8142 deletion
+9904
-8142
CMakeLists.txt
CMakeLists.txt
+2
-2
cmake/RPM.cmake
cmake/RPM.cmake
+9
-0
src/share/ob_cluster_version.h
src/share/ob_cluster_version.h
+2
-1
src/share/ob_upgrade_utils.cpp
src/share/ob_upgrade_utils.cpp
+3
-42
src/share/ob_upgrade_utils.h
src/share/ob_upgrade_utils.h
+2
-1
src/share/parameter/ob_parameter_seed.ipp
src/share/parameter/ob_parameter_seed.ipp
+1
-2
src/share/system_variable/gen_ob_sys_variables.py
src/share/system_variable/gen_ob_sys_variables.py
+999
-0
src/share/system_variable/ob_sys_var_class_type.h
src/share/system_variable/ob_sys_var_class_type.h
+11
-5
src/share/system_variable/ob_system_variable_alias.h
src/share/system_variable/ob_system_variable_alias.h
+211
-200
src/share/system_variable/ob_system_variable_factory.cpp
src/share/system_variable/ob_system_variable_factory.cpp
+4945
-2855
src/share/system_variable/ob_system_variable_factory.h
src/share/system_variable/ob_system_variable_factory.h
+1425
-2637
src/share/system_variable/ob_system_variable_init.cpp
src/share/system_variable/ob_system_variable_init.cpp
+2227
-2354
src/share/system_variable/ob_system_variable_init.h
src/share/system_variable/ob_system_variable_init.h
+18
-30
src/share/system_variable/ob_system_variable_init.json
src/share/system_variable/ob_system_variable_init.json
+49
-13
未找到文件。
CMakeLists.txt
浏览文件 @
fa8b8384
...
...
@@ -4,9 +4,9 @@ include(cmake/Utils.cmake)
include
(
cmake/Env.cmake
)
project
(
"OceanBase CE"
VERSION 3.1.
1
VERSION 3.1.
2
DESCRIPTION
"OceanBase distributed database system"
HOMEPAGE_URL
"https://
www
.oceanbase.com/"
HOMEPAGE_URL
"https://
open
.oceanbase.com/"
LANGUAGES CXX C ASM
)
ob_define
(
WITH_OSS OFF
)
...
...
cmake/RPM.cmake
浏览文件 @
fa8b8384
...
...
@@ -47,6 +47,15 @@ install(PROGRAMS
install
(
FILES
tools/timezone/timezone_V1.log
tools/upgrade/upgrade_pre.py
tools/upgrade/upgrade_post.py
tools/upgrade/upgrade_post_checker.py
tools/upgrade/upgrade_checker.py
tools/upgrade/upgrade_cluster_health_checker.py
tools/upgrade/upgrade_rolling_pre.py
tools/upgrade/upgrade_rolling_post.py
tools/upgrade/priv_checker.py
tools/upgrade/oceanbase_upgrade_dep.yml
DESTINATION etc
COMPONENT server
)
...
...
src/share/ob_cluster_version.h
浏览文件 @
fa8b8384
...
...
@@ -93,11 +93,12 @@ uint64_t cal_version(const uint64_t major, const uint64_t minor, const uint64_t
#define CLUSTER_VERSION_3000 (oceanbase::common::cal_version(3, 0, 0))
#define CLUSTER_VERSION_3100 (oceanbase::common::cal_version(3, 1, 0))
#define CLUSTER_VERSION_311 (oceanbase::common::cal_version(3, 1, 1))
#define CLUSTER_VERSION_312 (oceanbase::common::cal_version(3, 1, 2))
#define CLUSTER_VERSION_MAX UINT64_MAX
// FIXME If you update the above version, please update me, CLUSTER_CURRENT_VERSION & ObUpgradeChecker!!!!!!
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
#define CLUSTER_CURRENT_VERSION CLUSTER_VERSION_31
1
#define CLUSTER_CURRENT_VERSION CLUSTER_VERSION_31
2
#define GET_MIN_CLUSTER_VERSION() (oceanbase::common::ObClusterVersion::get_instance().get_cluster_version())
#define GET_UNIS_CLUSTER_VERSION() (::oceanbase::lib::get_unis_compat_version() ?: GET_MIN_CLUSTER_VERSION())
...
...
src/share/ob_upgrade_utils.cpp
浏览文件 @
fa8b8384
...
...
@@ -30,39 +30,8 @@ using namespace rootserver;
namespace
share
{
#define CALC_CLUSTER_VERSION(major, minor, patch) (((major) << 32) + ((minor) << 16) + (patch))
const
uint64_t
ObUpgradeChecker
::
UPGRADE_PATH
[
CLUTER_VERSION_NUM
]
=
{
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
3UL
),
// 1.4.3
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
40UL
),
// 1.4.40
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
50UL
),
// 1.4.50
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
51UL
),
// 1.4.51
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
60UL
),
// 1.4.60
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
61UL
),
// 1.4.61
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
70UL
),
// 1.4.70
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
71UL
),
// 1.4.71
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
72UL
),
// 1.4.72
CALC_CLUSTER_VERSION
(
1UL
,
4UL
,
76UL
),
// 1.4.76
CALC_CLUSTER_VERSION
(
2UL
,
0UL
,
0UL
),
// 2.0.0
CALC_CLUSTER_VERSION
(
2UL
,
1UL
,
0UL
),
// 2.1.0
CALC_CLUSTER_VERSION
(
2UL
,
1UL
,
1UL
),
// 2.1.1
CALC_CLUSTER_VERSION
(
2UL
,
1UL
,
11UL
),
// 2.1.11
CALC_CLUSTER_VERSION
(
2UL
,
1UL
,
20UL
),
// 2.1.20
CALC_CLUSTER_VERSION
(
2UL
,
1UL
,
30UL
),
// 2.1.30
CALC_CLUSTER_VERSION
(
2UL
,
1UL
,
31UL
),
// 2.1.31
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
0UL
),
// 2.2.0
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
1UL
),
// 2.2.1
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
20UL
),
// 2.2.20
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
30UL
),
// 2.2.30
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
40UL
),
// 2.2.40
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
50UL
),
// 2.2.50
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
60UL
),
// 2.2.60
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
70UL
),
// 2.2.70
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
71UL
),
// 2.2.71
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
72UL
),
// 2.2.72
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
73UL
),
// 2.2.73
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
74UL
),
// 2.2.74
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
75UL
),
// 2.2.75
CALC_CLUSTER_VERSION
(
2UL
,
2UL
,
76UL
),
// 2.2.76
CALC_CLUSTER_VERSION
(
3UL
,
1UL
,
0UL
),
// 3.1.0
CALC_CLUSTER_VERSION
(
3UL
,
1UL
,
1UL
)
//3.1.1
CALC_CLUSTER_VERSION
(
3UL
,
1UL
,
1UL
),
//3.1.1
CALC_CLUSTER_VERSION
(
3UL
,
1UL
,
2UL
)
//3.1.2
};
bool
ObUpgradeChecker
::
check_cluster_version_exist
(
const
uint64_t
version
)
...
...
@@ -1117,16 +1086,8 @@ int ObUpgradeProcesserSet::init(ObBaseUpgradeProcessor::UpgradeMode mode, common
} \
}
// order by cluster version asc
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
60
);
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
70
);
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
71
);
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
72
);
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
73
);
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
74
);
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
75
);
INIT_PROCESSOR_BY_VERSION
(
2
,
2
,
76
);
INIT_PROCESSOR_BY_VERSION
(
3
,
1
,
0
);
INIT_PROCESSOR_BY_VERSION
(
3
,
1
,
1
);
INIT_PROCESSOR_BY_VERSION
(
3
,
1
,
2
);
#undef INIT_PROCESSOR_BY_VERSION
inited_
=
true
;
}
...
...
src/share/ob_upgrade_utils.h
浏览文件 @
fa8b8384
...
...
@@ -181,7 +181,7 @@ public:
static
bool
check_cluster_version_exist
(
const
uint64_t
version
);
public:
static
const
int64_t
CLUTER_VERSION_NUM
=
33
;
static
const
int64_t
CLUTER_VERSION_NUM
=
2
;
static
const
uint64_t
UPGRADE_PATH
[
CLUTER_VERSION_NUM
];
};
...
...
@@ -231,6 +231,7 @@ DEF_SIMPLE_UPGRARD_PROCESSER(2, 2, 76);
// 3.1.0
DEF_SIMPLE_UPGRARD_PROCESSER
(
3
,
1
,
0
);
DEF_SIMPLE_UPGRARD_PROCESSER
(
3
,
1
,
1
);
DEF_SIMPLE_UPGRARD_PROCESSER
(
3
,
1
,
2
);
/* =========== upgrade processor end ============= */
...
...
src/share/parameter/ob_parameter_seed.ipp
浏览文件 @
fa8b8384
...
...
@@ -275,7 +275,6 @@ DEF_BOOL(_enable_static_typing_engine, OB_CLUSTER_PARAMETER, "True",
"specifies whether static typing sql execution engine is activated",
ObParameterAttr(Section::OBSERVER, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
// https://yuque.antfin-inc.com/ob/product_functionality_review/zlp56c
DEF_BOOL(_enable_defensive_check, OB_CLUSTER_PARAMETER, "True",
"specifies whether allow to do some defensive checks when the query is executed",
ObParameterAttr(Section::OBSERVER, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
...
...
@@ -519,7 +518,7 @@ DEF_TIME(get_leader_candidate_rpc_timeout, OB_CLUSTER_PARAMETER, "9s", "[2s, 180
"the time during a get leader candidate rpc request "
"is permitted to execute before it is terminated. Range: [2s, 180s]",
ObParameterAttr(Section::ROOT_SERVICE, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
DEF_STR(min_observer_version, OB_CLUSTER_PARAMETER, "3.1.
1
", "the min observer version",
DEF_STR(min_observer_version, OB_CLUSTER_PARAMETER, "3.1.
2
", "the min observer version",
ObParameterAttr(Section::ROOT_SERVICE, Source::DEFAULT, EditLevel::DYNAMIC_EFFECTIVE));
DEF_BOOL(enable_ddl, OB_CLUSTER_PARAMETER, "True",
"specifies whether DDL operation is turned on. "
...
...
src/share/system_variable/gen_ob_sys_variables.py
0 → 100755
浏览文件 @
fa8b8384
此差异已折叠。
点击以展开。
src/share/system_variable/ob_sys_var_class_type.h
浏览文件 @
fa8b8384
...
...
@@ -14,9 +14,12 @@
#define OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYS_VAR_CLASS_TYPE_
#include <stdint.h>
namespace
oceanbase
{
namespace
share
{
enum
ObSysVarClassType
{
namespace
oceanbase
{
namespace
share
{
enum
ObSysVarClassType
{
SYS_VAR_INVALID
=
-
1
,
SYS_VAR_AUTO_INCREMENT_INCREMENT
=
0
,
SYS_VAR_AUTO_INCREMENT_OFFSET
=
1
,
...
...
@@ -99,6 +102,9 @@ enum ObSysVarClassType {
SYS_VAR_VERSION_COMPILE_MACHINE
=
78
,
SYS_VAR_VERSION_COMPILE_OS
=
79
,
SYS_VAR_WARNING_COUNT
=
80
,
SYS_VAR_SESSION_TRACK_SCHEMA
=
81
,
SYS_VAR_SESSION_TRACK_SYSTEM_VARIABLES
=
82
,
SYS_VAR_SESSION_TRACK_STATE_CHANGE
=
83
,
SYS_VAR_OB_DEFAULT_REPLICA_NUM
=
10000
,
SYS_VAR_OB_INTERM_RESULT_MEM_LIMIT
=
10001
,
SYS_VAR_OB_PROXY_PARTITION_HIT
=
10002
,
...
...
@@ -216,5 +222,5 @@ enum ObSysVarClassType {
};
}
}
// namespace oceanbase
#endif // OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYS_VAR_CLASS_TYPE_
\ No newline at end of file
}
#endif //OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYS_VAR_CLASS_TYPE_
src/share/system_variable/ob_system_variable_alias.h
浏览文件 @
fa8b8384
此差异已折叠。
点击以展开。
src/share/system_variable/ob_system_variable_factory.cpp
浏览文件 @
fa8b8384
此差异已折叠。
点击以展开。
src/share/system_variable/ob_system_variable_factory.h
浏览文件 @
fa8b8384
此差异已折叠。
点击以展开。
src/share/system_variable/ob_system_variable_init.cpp
浏览文件 @
fa8b8384
此差异已折叠。
点击以展开。
src/share/system_variable/ob_system_variable_init.h
浏览文件 @
fa8b8384
...
...
@@ -15,9 +15,13 @@
#include "share/system_variable/ob_sys_var_class_type.h"
#include <stdint.h>
#include "common/object/ob_object.h"
namespace
oceanbase
{
namespace
share
{
struct
ObSysVarFlag
{
namespace
oceanbase
{
namespace
share
{
// ObSysVarFlag的值不可随意增删改, 有任何增删改要同时同步到sql/session/gen_ob_sys_variables.py的flag_value_dict变量中
struct
ObSysVarFlag
{
const
static
int64_t
NONE
=
0LL
;
const
static
int64_t
GLOBAL_SCOPE
=
1LL
;
const
static
int64_t
SESSION_SCOPE
=
(
1LL
<<
1
);
...
...
@@ -33,7 +37,7 @@ struct ObSysVarFlag {
const
static
int64_t
WITH_UPGRADE
=
(
1LL
<<
11
);
const
static
int64_t
MYSQL_ONLY
=
(
1LL
<<
12
);
};
struct
ObSysVarFromJson
{
struct
ObSysVarFromJson
{
ObSysVarClassType
id_
;
common
::
ObString
name_
;
common
::
ObObjType
data_type_
;
...
...
@@ -52,28 +56,11 @@ struct ObSysVarFromJson {
common
::
ObString
get_meta_type_func_
;
common
::
ObString
session_special_update_func_
;
ObSysVarFromJson
()
:
id_
(
SYS_VAR_INVALID
),
name_
(
""
),
data_type_
(
common
::
ObNullType
),
value_
(
""
),
min_val_
(
""
),
max_val_
(
""
),
enum_names_
(
""
),
info_
(
""
),
flags_
(
ObSysVarFlag
::
NONE
),
alias_
(
""
),
base_class_
(
""
),
on_check_and_convert_func_
(),
on_update_func_
(),
to_select_obj_func_
(),
to_show_str_func_
(),
get_meta_type_func_
(),
session_special_update_func_
()
{}
ObSysVarFromJson
()
:
id_
(
SYS_VAR_INVALID
),
name_
(
""
),
data_type_
(
common
::
ObNullType
),
value_
(
""
),
min_val_
(
""
),
max_val_
(
""
),
enum_names_
(
""
),
info_
(
""
),
flags_
(
ObSysVarFlag
::
NONE
),
alias_
(
""
),
base_class_
(
""
),
on_check_and_convert_func_
(),
on_update_func_
(),
to_select_obj_func_
(),
to_show_str_func_
(),
get_meta_type_func_
(),
session_special_update_func_
()
{}
};
class
ObSysVariables
{
class
ObSysVariables
{
public:
static
int64_t
get_all_sys_var_count
();
static
ObSysVarClassType
get_sys_var_id
(
int64_t
i
);
...
...
@@ -88,20 +75,21 @@ public:
static
bool
is_oracle_only
(
int64_t
i
);
static
bool
is_mysql_only
(
int64_t
i
);
static
common
::
ObString
get_alias
(
int64_t
i
);
static
const
common
::
ObObj
&
get_default_value
(
int64_t
i
);
static
const
common
::
ObObj
&
get_default_value
(
int64_t
i
);
static
int64_t
get_amount
();
static
int
set_value
(
const
char
*
name
,
const
char
*
new_value
);
static
int
set_value
(
const
common
::
ObString
&
name
,
const
common
::
ObString
&
new_value
);
static
int
set_value
(
const
char
*
name
,
const
char
*
new_value
);
static
int
set_value
(
const
common
::
ObString
&
name
,
const
common
::
ObString
&
new_value
);
static
int
init_default_values
();
};
class
ObSysVarsToIdxMap
{
class
ObSysVarsToIdxMap
{
public:
static
int64_t
get_store_idx
(
int64_t
var_id
);
static
bool
has_invalid_sys_var_id
();
};
}
// end namespace share
}
// end namespace oceanbase
}
// end namespace share
}
// end namespace oceanbase
#endif
/* OCEANBASE_SHARE_SYSTEM_VARIABLE_OB_SYSTEM_VARIABLE_INIT_ */
src/share/system_variable/ob_system_variable_init.json
浏览文件 @
fa8b8384
...
...
@@ -1099,6 +1099,42 @@
"background_cn"
:
""
,
"ref_url"
:
""
},
"session_track_schema"
:
{
"id"
:
81
,
"name"
:
"session_track_schema"
,
"value"
:
"1"
,
"data_type"
:
"bool"
,
"info"
:
"specifies whether return schema change info in ok packet"
,
"flags"
:
"GLOBAL | SESSION | MYSQL_ONLY"
,
"publish_version"
:
"312"
,
"info_cn"
:
"控制返回的ok包中是否包含schema变更的信息"
,
"background_cn"
:
""
,
"ref_url"
:
"ob/product_functionality_review/pw3wd2"
},
"session_track_system_variables"
:
{
"id"
:
82
,
"name"
:
"session_track_system_variables"
,
"value"
:
"time_zone, autocommit, character_set_client, character_set_results, character_set_connection"
,
"data_type"
:
"varchar"
,
"info"
:
"specifies whether return system variables change info in ok packet"
,
"flags"
:
"GLOBAL | SESSION | MYSQL_ONLY"
,
"publish_version"
:
"312"
,
"info_cn"
:
"控制返回的ok包中是否包含系统变量变更的信息"
,
"background_cn"
:
""
,
"ref_url"
:
"ob/product_functionality_review/pw3wd2"
},
"session_track_state_change"
:
{
"id"
:
83
,
"name"
:
"session_track_state_change"
,
"value"
:
"0"
,
"data_type"
:
"bool"
,
"info"
:
"specifies whether return session state change info in ok packet"
,
"flags"
:
"GLOBAL | SESSION | MYSQL_ONLY"
,
"publish_version"
:
"312"
,
"info_cn"
:
"控制返回的ok包中是否包含session状态变更的信息"
,
"background_cn"
:
""
,
"ref_url"
:
"ob/product_functionality_review/pw3wd2"
},
"ob_default_replica_num"
:
{
"id"
:
10000
,
"name"
:
"ob_default_replica_num"
,
...
...
@@ -2441,7 +2477,7 @@
"publish_version"
:
"226"
,
"info_cn"
:
"限制导入导出功能访问的路径"
,
"background_cn"
:
"导入导出功能未限制文件访问可能存在漏洞"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/sxwpug"
"ref_url"
:
"ob/product_functionality_review/sxwpug"
},
"plsql_warnings"
:
{
"id"
:
10103
,
...
...
@@ -2454,7 +2490,7 @@
"publish_version"
:
"3.1.0"
,
"info_cn"
:
"控制pl/sql编译器的报错行为, 可以指定某类型或某个warning码的状态为:enable, disable, error"
,
"background_cn"
:
"pl/sql编译器的警告信息分成了几个分类, 这个系统参数可以控制这些警告信息的行为"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/xxibln"
"ref_url"
:
"ob/product_functionality_review/xxibln"
},
"_enable_parallel_query"
:
{
"id"
:
10104
,
...
...
@@ -2466,7 +2502,7 @@
"publish_version"
:
"227"
,
"info_cn"
:
"在session上打开parallel query配置项, 查询默认情况下才可以被并行执行(parallel>=2)"
,
"background_cn"
:
"px上控制parallel的方式有很多, session上有对应的parallel的控制开关, 这个开关用于控制session级别的默认并行度是否可以大于等于2"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/tblezn"
"ref_url"
:
"ob/product_functionality_review/tblezn"
},
"_force_parallel_query_dop"
:
{
"id"
:
10105
,
...
...
@@ -2478,7 +2514,7 @@
"publish_version"
:
"310"
,
"info_cn"
:
"在session上打开parallel query配置项, 并指定默认并行度"
,
"background_cn"
:
"px上控制parallel的方式有很多, session上有对应的parallel的控制开关, 这个变量用于设置session级别的 query 默认并行度大小"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/bpv992"
"ref_url"
:
"ob/product_functionality_review/bpv992"
},
"_force_parallel_dml_dop"
:
{
"id"
:
10106
,
...
...
@@ -2490,7 +2526,7 @@
"publish_version"
:
"310"
,
"info_cn"
:
"在session上打开parallel dml配置项, 并指定默认并行度.当未通过 hint 指定 dml 并行度时, 会使用本变量值作为默认并行度"
,
"background_cn"
:
"px上控制parallel的方式有很多, session上有对应的parallel的控制开关, 这个变量用于设置session级别的 dml 默认并行度大小"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/bpv992"
"ref_url"
:
"ob/product_functionality_review/bpv992"
},
"ob_pl_block_timeout"
:
{
"id"
:
10107
,
...
...
@@ -2505,7 +2541,7 @@
"publish_version"
:
"227"
,
"info_cn"
:
""
,
"background_cn"
:
""
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/gry0a1"
"ref_url"
:
"ob/product_functionality_review/gry0a1"
},
"transaction_read_only"
:
{
"id"
:
10108
,
...
...
@@ -2521,7 +2557,7 @@
"publish_version"
:
"320"
,
"info_cn"
:
"控制是否只允许开启只读事务"
,
"background_cn"
:
"用户可以通过这两个变量访问或者设置事务的访问模式, 当transaction_read_only设置为true时, 不允许执行dml语句"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/qcneoc"
"ref_url"
:
"ob/product_functionality_review/qcneoc"
},
"resource_manager_plan"
:
{
"id"
:
10109
,
...
...
@@ -2533,7 +2569,7 @@
"publish_version"
:
"320"
,
"info_cn"
:
"指定租户的资源隔离计划"
,
"background_cn"
:
"租户内的普通线程和并行执行线程会相互抢占CPU资源, 通过给租户指定资源隔离计划, 可以控制资源抢占策略, 隔离资源使用量"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/do11tp"
"ref_url"
:
"ob/product_functionality_review/do11tp"
},
"performance_schema"
:
{
"id"
:
10110
,
...
...
@@ -2545,7 +2581,7 @@
"publish_version"
:
"227"
,
"info_cn"
:
"向客户端声明是否支持 performance 信息查询"
,
"background_cn"
:
"纯兼容性变量.不支持 performance_schema 系统变量, 导致 8.0 JDBC 驱动在连接认证后初始化系统变量阶段执行 select @performance_schema 抛出异常"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/mg0sbv"
"ref_url"
:
"ob/product_functionality_review/mg0sbv"
},
"nls_currency"
:
{
"id"
:
10111
,
...
...
@@ -2557,7 +2593,7 @@
"publish_version"
:
"320"
,
"info_cn"
:
"L数字格式元素的本地货币符号"
,
"background_cn"
:
"兼容 oracle number format model L 数字格式元素"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/efqk1r"
"ref_url"
:
"ob/product_functionality_review/efqk1r"
},
"nls_iso_currency"
:
{
"id"
:
10112
,
...
...
@@ -2569,7 +2605,7 @@
"publish_version"
:
"320"
,
"info_cn"
:
"C数字格式元素的国际货币符号"
,
"background_cn"
:
"兼容 oracle number format model C 数字格式元素"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/efqk1r"
"ref_url"
:
"ob/product_functionality_review/efqk1r"
},
"nls_dual_currency"
:
{
"id"
:
10113
,
...
...
@@ -2581,7 +2617,7 @@
"publish_version"
:
"320"
,
"info_cn"
:
"U数字格式元素的双货币符号"
,
"background_cn"
:
"兼容 oracle number format model U 数字格式元素"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/efqk1r"
"ref_url"
:
"ob/product_functionality_review/efqk1r"
},
"_ob_proxy_session_temporary_table_used"
:
{
"id"
:
10116
,
...
...
@@ -2593,6 +2629,6 @@
"publish_version"
:
"310"
,
"info_cn"
:
"标记当前Session是否使用过Session级别临时表,用于告知proxy并修改路由决策"
,
"background_cn"
:
"为了解决Session临时表断链接时可能导致的问题,当Session临时表第一次使用后,后续请求Proxy只会路由到同一个Session"
,
"ref_url"
:
"
https://yuque.antfin-inc.com/
ob/product_functionality_review/hinq1e"
"ref_url"
:
"ob/product_functionality_review/hinq1e"
}
}
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