From a5441b78bc599dad60e93cb25e6912272da2ca67 Mon Sep 17 00:00:00 2001 From: kailixu Date: Tue, 31 Dec 2024 11:13:23 +0800 Subject: [PATCH 1/3] docs: createdb permission for user --- docs/en/12-taos-sql/25-grant.md | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/docs/en/12-taos-sql/25-grant.md b/docs/en/12-taos-sql/25-grant.md index 5ebed12b59..3c8ecff8d1 100644 --- a/docs/en/12-taos-sql/25-grant.md +++ b/docs/en/12-taos-sql/25-grant.md @@ -39,10 +39,10 @@ This is an example: ```sql taos> show users; - name | super | enable | sysinfo | create_time | -================================================================================ - test | 0 | 1 | 1 | 2022-08-29 15:10:27.315 | - root | 1 | 1 | 1 | 2022-08-29 15:03:34.710 | + name | super | enable | sysinfo | createdb | create_time | allowed_host | +========================================================================================================= + test | 0 | 1 | 1 | 0 |2022-08-29 15:10:27.315 | 127.0.0.1 | + root | 1 | 1 | 1 | 1 |2022-08-29 15:03:34.710 | 127.0.0.1 | Query OK, 2 rows in database (0.001657s) ``` @@ -50,10 +50,10 @@ Alternatively, you can get the user information by querying a built-in table, IN ```sql taos> select * from information_schema.ins_users; - name | super | enable | sysinfo | create_time | -================================================================================ - test | 0 | 1 | 1 | 2022-08-29 15:10:27.315 | - root | 1 | 1 | 1 | 2022-08-29 15:03:34.710 | + name | super | enable | sysinfo | createdb | create_time | allowed_host | +========================================================================================================= + test | 0 | 1 | 1 | 0 |2022-08-29 15:10:27.315 | 127.0.0.1 | + root | 1 | 1 | 1 | 1 |2022-08-29 15:03:34.710 | 127.0.0.1 | Query OK, 2 rows in database (0.001953s) ``` @@ -72,12 +72,14 @@ alter_user_clause: { PASS 'literal' | ENABLE value | SYSINFO value + | CREATEDB value } ``` - PASS: Modify the user password. - ENABLE: Specify whether the user is enabled or disabled. 1 indicates enabled and 0 indicates disabled. - SYSINFO: Specify whether the user can query system information. 1 indicates that the user can query system information and 0 indicates that the user cannot query system information. +- CREATEDB: Specify whether the user can create databases. 1 indicates that the user can create databases and 0 indicates that the user cannot create databases. For example, you can use below command to disable user `test`: From ad00c62df0df69d9459cca314953d4aaa127df0b Mon Sep 17 00:00:00 2001 From: kailixu Date: Thu, 20 Jun 2024 06:33:55 +0800 Subject: [PATCH 2/3] docs: createdb permission for user --- docs/zh/12-taos-sql/25-grant.md | 91 +++++++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 docs/zh/12-taos-sql/25-grant.md diff --git a/docs/zh/12-taos-sql/25-grant.md b/docs/zh/12-taos-sql/25-grant.md new file mode 100644 index 0000000000..a77a5d6a67 --- /dev/null +++ b/docs/zh/12-taos-sql/25-grant.md @@ -0,0 +1,91 @@ +--- +title: 用户管理 +sidebar_label: 用户管理 +description: 本节讲述基本的用户管理功能 +--- + +用户和权限管理是 TDengine 企业版的功能，本节只讲述基本的用户管理部分。要想了解和获取全面的权限管理功能，请联系 TDengine 销售团队。 + +## 创建用户 + +```sql +CREATE USER user_name PASS 'password' [SYSINFO {1|0}]; +``` + +用户名最长不超过 23 个字节。 + +密码最长不超过 31 个字节。密码可以包含字母、数字以及除单引号、双引号、反引号、反斜杠和空格以外的特殊字符，密码不能为空字符串。 + +`SYSINFO` 表示该用户是否能够查看系统信息。`1` 表示可以查看，`0` 表示无权查看。系统信息包括服务配置、dnode、vnode、存储等信息。缺省值为 `1`。 + +在下面的示例中，我们创建一个密码为 `123456` 且可以查看系统信息的用户。 + +```sql +taos> create user test pass '123456' sysinfo 1; +Query OK, 0 of 0 rows affected (0.001254s) +``` + +## 查看用户 + +可以使用如下命令查看系统中的用户。 + +```sql +SHOW USERS; +``` + +以下是示例： + +```sql +taos> show users; + name | super | enable | sysinfo | createdb | create_time | allowed_host | +========================================================================================================= + test | 0 | 1 | 1 | 0 |2022-08-29 15:10:27.315 | 127.0.0.1 | + root | 1 | 1 | 1 | 1 |2022-08-29 15:03:34.710 | 127.0.0.1 | +Query OK, 2 rows in database (0.001657s) +``` + +或者，可以查询内置系统表 INFORMATION_SCHEMA.INS_USERS 来获取用户信息。 + +```sql +taos> select * from information_schema.ins_users; + name | super | enable | sysinfo | createdb | create_time | allowed_host | +========================================================================================================= + test | 0 | 1 | 1 | 0 |2022-08-29 15:10:27.315 | 127.0.0.1 | + root | 1 | 1 | 1 | 1 |2022-08-29 15:03:34.710 | 127.0.0.1 | +Query OK, 2 rows in database (0.001953s) +``` + +## 删除用户 + +```sql +DROP USER user_name; +``` + +## 修改用户配置 + +```sql +ALTER USER user_name alter_user_clause + +alter_user_clause: { + PASS 'literal' + | ENABLE value + | SYSINFO value + | CREATEDB value +} +``` + +- PASS: 修改密码，后跟新密码 +- ENABLE: 启用或禁用该用户，`1` 表示启用，`0` 表示禁用 +- SYSINFO: 允许或禁止查看系统信息，`1` 表示允许，`0` 表示禁止 +- CREATEDB: 允许或禁止创建数据库，`1` 表示允许，`0` 表示禁止 + +下面的示例禁用了名为 `test` 的用户: + +```sql +taos> alter user test enable 0; +Query OK, 0 of 0 rows affected (0.001160s) +``` + +## 授权管理 + +授权管理仅在 TDengine 企业版中可用，请联系 TDengine 销售团队。 \ No newline at end of file From f443c89fc8f6740379bbfe7a99c912e9f281a891 Mon Sep 17 00:00:00 2001 From: kailixu Date: Thu, 20 Jun 2024 10:51:30 +0800 Subject: [PATCH 3/3] docs: createdb permission for user --- docs/en/12-taos-sql/25-grant.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/en/12-taos-sql/25-grant.md b/docs/en/12-taos-sql/25-grant.md index 3c8ecff8d1..6575d2d7f4 100644 --- a/docs/en/12-taos-sql/25-grant.md +++ b/docs/en/12-taos-sql/25-grant.md @@ -67,7 +67,7 @@ DROP USER user_name; ```sql ALTER USER user_name alter_user_clause - + alter_user_clause: { PASS 'literal' | ENABLE value