diff --git a/docs/en/12-taos-sql/22-meta.md b/docs/en/12-taos-sql/22-meta.md index 2b4a7e52505df5780c6f4705736e990cb4c51313..37304633e76b9c3c62106baa06debe54d5b922a0 100644 --- a/docs/en/12-taos-sql/22-meta.md +++ b/docs/en/12-taos-sql/22-meta.md @@ -98,7 +98,7 @@ Provides information about user-created databases. Similar to SHOW DATABASES. | 21 | cachesize | INT | Memory per vnode used for caching the newest data. It should be noted that `cachesize` is a TDengine keyword and needs to be escaped with ` when used as a column name. | | 22 | wal_level | INT | WAL level. It should be noted that `wal_level` is a TDengine keyword and needs to be escaped with ` when used as a column name. | | 23 | wal_fsync_period | INT | Interval at which WAL is written to disk. It should be noted that `wal_fsync_period` is a TDengine keyword and needs to be escaped with ` when used as a column name. | -| 24 | wal_retention_period | INT | WAL retention period. It should be noted that `wal_retention_period` is a TDengine keyword and needs to be escaped with ` when used as a column name. | +| 24 | wal_retention_period | INT | WAL retention period, in second. It should be noted that `wal_retention_period` is a TDengine keyword and needs to be escaped with ` when used as a column name. | | 25 | wal_retention_size | INT | Maximum WAL size. It should be noted that `wal_retention_size` is a TDengine keyword and needs to be escaped with ` when used as a column name. | | 26 | stt_trigger | SMALLINT | The threshold for number of files to trigger file merging. It should be noted that `stt_trigger` is a TDengine keyword and needs to be escaped with ` when used as a column name. | | 27 | table_prefix | SMALLINT | The prefix length in the table name that is ignored when distributing table to vnode based on table name. It should be noted that `table_prefix` is a TDengine keyword and needs to be escaped with ` when used as a column name. | @@ -297,3 +297,13 @@ Provides dnode configuration information. | 7 | target_table | BINARY(192) | Target table | | 8 | watermark | BIGINT | Watermark (see stream processing documentation). It should be noted that `watermark` is a TDengine keyword and needs to be escaped with ` when used as a column name. | | 9 | trigger | INT | Method of triggering the result push (see stream processing documentation). It should be noted that `trigger` is a TDengine keyword and needs to be escaped with ` when used as a column name. | + +## INS_USER_PRIVILEGES + +| # | **Column** | **Data Type** | **Description** |** | +| --- | :----------: | ------------ | -------------------------------------------| +| 1 | user_name | VARCHAR(24) | Username | +| 2 | privilege | VARCHAR(10) | Privilege description | +| 3 | db_name | VARCHAR(65) | Database name | +| 4 | table_name | VARCHAR(193) | Table name | +| 5 | condition | VARCHAR(49152) | The privilege filter for child tables | diff --git a/docs/en/14-reference/02-rest-api/02-rest-api.mdx b/docs/en/14-reference/02-rest-api/02-rest-api.mdx index ea010f42db8b988c597bcd4c9278c0b5d50a3ca7..4da987213cb8c5f21fd7c8defe1f0952b8f65e41 100644 --- a/docs/en/14-reference/02-rest-api/02-rest-api.mdx +++ b/docs/en/14-reference/02-rest-api/02-rest-api.mdx @@ -79,6 +79,12 @@ Parameter Description: - tz: Optional parameter that specifies the timezone of the returned time, following the IANA Time Zone rules, e.g. `America/New_York`. - req_id: Optional parameter that specifies the request id for tracing. +:::note + +URL Encoding. Make sure that parameters are properly encoded. For example, when specifying a timezone you must properly encode special characters. ?tz=Etc/GMT+10 will not work because the <+> plus symbol is recognized as a space in the url. It's best practice to encode all special characters in a parameter. Instead use ?tz=Etc%2FGMT%2B10 for the parameter. + +::: + For example, `http://h1.taos.com:6041/rest/sql/test` is a URL to `h1.taos.com:6041` and sets the default database name to `test`. TDengine supports both Basic authentication and custom authentication mechanisms, and subsequent versions will provide a standard secure digital signature mechanism for authentication. diff --git a/docs/en/25-application/_03-immigrate.md b/docs/en/25-application/_03-immigrate.md index f78042353249a29f7ee634cfc544c6c0914e3251..457a40614e836e8735195b6b7e6c50268cf66662 100644 --- a/docs/en/25-application/_03-immigrate.md +++ b/docs/en/25-application/_03-immigrate.md @@ -338,7 +338,7 @@ Remark: Equivalent function: sum ```sql -Select max(value) from (select first(val) value from table_name interval(10s) fill(linear)) interval(10s) +Select sum(value) from (select first(val) value from table_name interval(10s) fill(linear)) interval(10s) ``` Note: This function has no interpolation requirements, so it can be directly calculated. diff --git a/docs/zh/12-taos-sql/22-meta.md b/docs/zh/12-taos-sql/22-meta.md index 3ab0b684ce4fcb3ca476410a1569b4d7f48a3dd1..35794ec2699eba8111096022e04632853cfc3056 100644 --- a/docs/zh/12-taos-sql/22-meta.md +++ b/docs/zh/12-taos-sql/22-meta.md @@ -98,7 +98,7 @@ TDengine 内置了一个名为 `INFORMATION_SCHEMA` 的数据库，提供对数 | 21 | cachesize | INT | 表示每个 vnode 中用于缓存子表最近数据的内存大小。需要注意，`cachesize` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | | 22 | wal_level | INT | WAL 级别。需要注意，`wal_level` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | | 23 | wal_fsync_period | INT | 数据落盘周期。需要注意，`wal_fsync_period` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | -| 24 | wal_retention_period | INT | WAL 的保存时长。需要注意，`wal_retention_period` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | +| 24 | wal_retention_period | INT | WAL 的保存时长，单位为秒。需要注意，`wal_retention_period` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | | 25 | wal_retention_size | INT | WAL 的保存上限。需要注意，`wal_retention_size` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | | 26 | stt_trigger | SMALLINT | 触发文件合并的落盘文件的个数。需要注意，`stt_trigger` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | | 27 | table_prefix | SMALLINT | 内部存储引擎根据表名分配存储该表数据的 VNODE 时要忽略的前缀的长度。需要注意，`table_prefix` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | @@ -298,3 +298,13 @@ TDengine 内置了一个名为 `INFORMATION_SCHEMA` 的数据库，提供对数 | 7 | target_table | BINARY(192) | 流计算写入的目标表 | | 8 | watermark | BIGINT | watermark，详见 SQL 手册流式计算。需要注意，`watermark` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | | 9 | trigger | INT | 计算结果推送模式，详见 SQL 手册流式计算。需要注意，`trigger` 为 TDengine 关键字，作为列名使用时需要使用 ` 进行转义。 | + +## INS_USER_PRIVILEGES + +| # | **列名** | **数据类型** | **说明** | +| --- | :----------: | ------------ | -------------------------------------------------------------------------------------------------------------------- | +| 1 | user_name | VARCHAR(24) | 用户名 +| 2 | privilege | VARCHAR(10) | 权限描述 +| 3 | db_name | VARCHAR(65) | 数据库名称 +| 4 | table_name | VARCHAR(193) | 表名称 +| 5 | condition | VARCHAR(49152) | 子表权限过滤条件 diff --git a/docs/zh/25-application/03-immigrate.md b/docs/zh/25-application/03-immigrate.md index 75788c0cc7d6e0e84402ba77c4a1aa875d772d8b..389a2b2c5a31f7357fafe9bf4fd178d811acf464 100644 --- a/docs/zh/25-application/03-immigrate.md +++ b/docs/zh/25-application/03-immigrate.md @@ -371,7 +371,7 @@ Select min(val) from table_name 等效函数：sum ```sql -Select max(value) from (select first(val) value from table_name interval(10s) fill(linear)) interval(10s) +Select sum(value) from (select first(val) value from table_name interval(10s) fill(linear)) interval(10s) ``` 备注：该函数无插值需求，因此可用直接计算。