diff --git a/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/cot.md b/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/cot.md
new file mode 100644
index 0000000000000..b1c7dcf8005ab
--- /dev/null
+++ b/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/cot.md
@@ -0,0 +1,54 @@
+---
+{
+    "title": "COT",
+    "language": "en"
+}
+---
+
+## Description
+
+Returns the cotangent of x, where x is the value in radians, only input and output are supported as double. Input null value will return null value.
+
+## Syntax
+
+```sql
+COT(<x>)
+```
+
+## Parameters
+
+| Parameter | Description |
+| -- | -- |
+| `<x>` | The value for which the cotangent is to be calculated |
+
+## Return Value
+
+Returns a Double type value means the cotangent of x.
+
+## Example
+
+```sql
+select cot(1),cot(2),cot(1000);
+```
+
+```text
++--------------------+----------------------+--------------------+
+| cot(1)             | cot(2)               | cot(1000)          |
++--------------------+----------------------+--------------------+
+| 0.6420926159343306 | -0.45765755436028577 | 0.6801221323348698 |
++--------------------+----------------------+--------------------+
+```
+
+Input null value.
+
+```sql
+select cot(null);
+```
+
+```text
++--------------------+
+| cot(null)          |
++--------------------+
+|      NULL          |
++--------------------+
+```
\ No newline at end of file
diff --git a/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/csc.md b/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/csc.md
new file mode 100644
index 0000000000000..d160fdbbf0aab
--- /dev/null
+++ b/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/csc.md
@@ -0,0 +1,54 @@
+---
+{
+    "title": "CSC",
+    "language": "en"
+}
+---
+
+## Description
+
+Returns the cosecant of x, where x is the value in radians, only input and output are supported as double. Input null value will return null value.
+
+## Syntax
+
+```sql
+CSC(<x>)
+```
+
+## Parameters
+
+| Parameter | Description |
+| -- | -- |
+| `<x>` | The value for which the cosecant is to be calculated |
+
+## Return Value
+
+Returns a Double type value means the cosecant of x.
+
+## Example
+
+```sql
+select csc(1),csc(2),csc(1000);
+```
+
+```text
++--------------------+--------------------+------------------+
+| csc(1)             | csc(2)             | csc(1000)        |
++--------------------+--------------------+------------------+
+| 1.1883951057781212 | 1.0997501702946164 | 1.20936599707935 |
++--------------------+--------------------+------------------+
+```
+
+Input null value.
+
+```sql
+select csc(null);
+```
+
+```text
++--------------------+
+| csc(null)          |
++--------------------+
+|      NULL          |
++--------------------+
+```
\ No newline at end of file
diff --git a/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/sec.md b/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/sec.md
new file mode 100644
index 0000000000000..2e033f91ffb62
--- /dev/null
+++ b/docs/sql-manual/sql-functions/scalar-functions/numeric-functions/sec.md
@@ -0,0 +1,54 @@
+---
+{
+    "title": "SEC",
+    "language": "en"
+}
+---
+
+## Description
+
+Returns the secant of x, where x is the value in radians, only input and output are supported as double. Input null value will return null value.
+
+## Syntax
+
+```sql
+SEC(<x>)
+```
+
+## Parameters
+
+| Parameter | Description |
+| -- | -- |
+| `<x>` | The value for which the secant is to be calculated |
+
+## Return Value
+
+Returns a Double type value means the secant of x.
+
+## Example
+
+```sql
+select sec(1),sec(2),sec(1000);
+```
+
+```text
++--------------------+--------------------+--------------------+
+| sec(1)             | sec(2)             | sec(1000)          |
++--------------------+--------------------+--------------------+
+| 1.8508157176809255 | -2.402997961722381 | 1.7781600385912715 |
++--------------------+--------------------+--------------------+
+```
+
+Input null value.
+
+```sql
+select sec(null);
+```
+
+```text
++--------------------+
+| sec(null)          |
++--------------------+
+|      NULL          |
++--------------------+
+```
\ No newline at end of file
diff --git a/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/cot.md b/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/cot.md
new file mode 100644
index 0000000000000..7d13ab7ef6366
--- /dev/null
+++ b/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/cot.md
@@ -0,0 +1,55 @@
+---
+{
+    "title": "COT",
+    "language": "zh-CN"
+}
+---
+
+## 描述
+
+返回 x 的余切值，x 为弧度值，仅支持输入输出为double。输入null值时会返回null。
+
+## 语法
+
+```sql
+COT(<x>)
+```
+
+## 参数
+
+| 参数 | 说明 |
+| -- | -- |
+| `<x>` | 需要被计算余切值的值 |
+
+## 返回值
+
+返回一个 Double 类型的值表示 x 的余切值。
+
+## 举例
+
+```sql
+select cot(1),cot(2),cot(1000);
+```
+
+```text
++--------------------+----------------------+--------------------+
+| cot(1)             | cot(2)               | cot(1000)          |
++--------------------+----------------------+--------------------+
+| 0.6420926159343306 | -0.45765755436028577 | 0.6801221323348698 |
++--------------------+----------------------+--------------------+
+```
+
+
+输入null值。
+
+```sql
+select cot(null);
+```
+
+```text
++--------------------+
+| cot(null)          |
++--------------------+
+|      NULL          |
++--------------------+
+```
\ No newline at end of file
diff --git a/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/csc.md b/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/csc.md
new file mode 100644
index 0000000000000..9905781833f55
--- /dev/null
+++ b/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/csc.md
@@ -0,0 +1,54 @@
+---
+{
+    "title": "CSC",
+    "language": "zh-CN"
+}
+---
+
+## 描述
+
+返回 x 的余割值，x 为弧度值，仅支持输入输出为double。输入null值时会返回null。
+
+## 语法
+
+```sql
+CSC(<x>)
+```
+
+## 参数
+
+| 参数 | 说明 |
+| -- | -- |
+| `<x>` | 需要被计算余割值的值 |
+
+## 返回值
+
+返回一个 Double 类型的值表示 x 的余割值。
+
+## 举例
+
+```sql
+select csc(1),csc(2),csc(1000);
+```
+
+```text
++--------------------+--------------------+------------------+
+| csc(1)             | csc(2)             | csc(1000)        |
++--------------------+--------------------+------------------+
+| 1.1883951057781212 | 1.0997501702946164 | 1.20936599707935 |
++--------------------+--------------------+------------------+
+```
+
+输入null值。
+
+```sql
+select csc(null);
+```
+
+```text
++--------------------+
+| csc(null)          |
++--------------------+
+|      NULL          |
++--------------------+
+```
\ No newline at end of file
diff --git a/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/sec.md b/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/sec.md
new file mode 100644
index 0000000000000..7000e5ac9ca52
--- /dev/null
+++ b/i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/numeric-functions/sec.md
@@ -0,0 +1,54 @@
+---
+{
+    "title": "SEC",
+    "language": "zh-CN"
+}
+---
+
+## 描述
+
+返回 x 的正割值，x 为弧度值，仅支持输入输出为double。输入null值时会返回null。
+
+## 语法
+
+```sql
+SEC(<x>)
+```
+
+## 参数
+
+| 参数 | 说明 |
+| -- | -- |
+| `<x>` | 需要被计算正割值的值 |
+
+## 返回值
+
+返回一个 Double 类型的值表示 x 的正割值。
+
+## 举例
+
+```sql
+select sec(1),sec(2),sec(1000);
+```
+
+```text
++--------------------+--------------------+--------------------+
+| sec(1)             | sec(2)             | sec(1000)          |
++--------------------+--------------------+--------------------+
+| 1.8508157176809255 | -2.402997961722381 | 1.7781600385912715 |
++--------------------+--------------------+--------------------+
+```
+
+输入null值。
+
+```sql
+select sec(null);
+```
+
+```text
++--------------------+
+| sec(null)          |
++--------------------+
+|      NULL          |
++--------------------+
+```
\ No newline at end of file
diff --git a/sidebars.json b/sidebars.json
index 1cad785a6db2e..06dc0b8d968ec 100644
--- a/sidebars.json
+++ b/sidebars.json
@@ -1103,6 +1103,8 @@
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/conv",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/cos",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/cosh",
+                                        "sql-manual/sql-functions/scalar-functions/numeric-functions/cot",
+                                        "sql-manual/sql-functions/scalar-functions/numeric-functions/csc",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/degrees",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/e",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/exp",
@@ -1125,6 +1127,7 @@
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/random",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/round",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/round-bankers",
+                                        "sql-manual/sql-functions/scalar-functions/numeric-functions/sec",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/sign",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/sin",
                                         "sql-manual/sql-functions/scalar-functions/numeric-functions/sinh",
@@ -1320,6 +1323,7 @@
                                         "sql-manual/sql-functions/scalar-functions/date-time-functions/year",
                                         "sql-manual/sql-functions/scalar-functions/date-time-functions/year-ceil",
                                         "sql-manual/sql-functions/scalar-functions/date-time-functions/year-floor",
+                                        "sql-manual/sql-functions/scalar-functions/date-time-functions/year-of-week",
                                         "sql-manual/sql-functions/scalar-functions/date-time-functions/yearweek",
                                         "sql-manual/sql-functions/scalar-functions/date-time-functions/years-add",
                                         "sql-manual/sql-functions/scalar-functions/date-time-functions/years-diff",