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2. How to Create a Function|UDF|UDTF|Snowflake User Defined Functions|Snowflake DWH|VCKLY Tech
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In this video , I am going to talk about how to create a user defined function in snowflake data warehouse database.
How to create a User Defined Function?
Required Parameters
Optional Parameters
Usage Notes on UDFs
Examples
Create a UDF
Calling SQL Scalar UDF
Create a UDTF
Calling SQL Table UDF(UDTF)
DDL and DML operations are not supported in UDFs
SQL UDFs declared as NOT NULL can return NULL values
Overloading of UDF Names
ALTER FUNCTION
DESCRIBE FUNCTION
SHOW USER FUNCTIONS
Medatat data for FUNCTIONS
GET_DLL function for Functions
DROP FUNCTION
⌚Timestamps
00:00:00 Intro
00:01:59 Create a User Defined Functions
00:04:29 Required Parameters
00:07:49 Optional Parameters
00:09:03 Usage Notes on UDFs
00:12:03 Examples
00:12:03 Demo: Create a UDF
00:17:12 Demo: Calling SQL Scalar UDF
00:20:22 Demo: Create a UDTF
00:22:53 Demo: Calling SQL Table UDF(UDTF)
00:24:48 Demp: DDL and DML operations are not supported in UDFs
00:26:53 Demo: SQL UDFs declared as NOT NULL can return NULL values
00:28:40 Demo: Overloading of UDF Names
00:32:32 Demo: ALTER FUNCTION
00:40:46 Demo: DESCRIBE FUNCTION
00:42:26 Demo: SHOW USER FUNCTIONS
00:48:10 Demo: Metadata for FUNCTIONS
00:48:10 Demo: GET_DLL function for Functions
00:50:50 Demo: DROP FUNCTION
00:50:50 Outro
#snowflake#datacloud#vcklytech#functions
How to create a User Defined Function?
Required Parameters
Optional Parameters
Usage Notes on UDFs
Examples
Create a UDF
Calling SQL Scalar UDF
Create a UDTF
Calling SQL Table UDF(UDTF)
DDL and DML operations are not supported in UDFs
SQL UDFs declared as NOT NULL can return NULL values
Overloading of UDF Names
ALTER FUNCTION
DESCRIBE FUNCTION
SHOW USER FUNCTIONS
Medatat data for FUNCTIONS
GET_DLL function for Functions
DROP FUNCTION
⌚Timestamps
00:00:00 Intro
00:01:59 Create a User Defined Functions
00:04:29 Required Parameters
00:07:49 Optional Parameters
00:09:03 Usage Notes on UDFs
00:12:03 Examples
00:12:03 Demo: Create a UDF
00:17:12 Demo: Calling SQL Scalar UDF
00:20:22 Demo: Create a UDTF
00:22:53 Demo: Calling SQL Table UDF(UDTF)
00:24:48 Demp: DDL and DML operations are not supported in UDFs
00:26:53 Demo: SQL UDFs declared as NOT NULL can return NULL values
00:28:40 Demo: Overloading of UDF Names
00:32:32 Demo: ALTER FUNCTION
00:40:46 Demo: DESCRIBE FUNCTION
00:42:26 Demo: SHOW USER FUNCTIONS
00:48:10 Demo: Metadata for FUNCTIONS
00:48:10 Demo: GET_DLL function for Functions
00:50:50 Demo: DROP FUNCTION
00:50:50 Outro
#snowflake#datacloud#vcklytech#functions
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