Months between function in snowflake Example: >>> Loading timestamps with a time zone attached¶. Viewed 5k times Filtering a Query based on a Date and Window function in Snowflake. Adds the specified value for the specified date or time part to a date, time, or timestamp. The DATEDIFF() function is a powerful tool for snowflake. (CURRENT_DATE, 1 MONTH) The `between` function is a powerful tool for filtering data based on dates. The integer expression to use as a month for building a date, with January represented as 1, and December as 12. The slice_length must be an integer greater than or equal to 1. The values to compare. TIMESTAMP_TZ currently only stores the offset of a given time zone, not the actual time zone, at the moment of creation for a given value. The standard retention period is 1 day (24 hours) and is automatically enabled for all Snowflake accounts: For Snowflake Standard Edition, the retention period can be set to 0 (or unset back to the default of 1 day) at the account and object Snowflake is a powerful cloud-based data warehouse platform that offers various functions for efficient data analysis and manipulation. SQL Resources / Snowflake / Moving averages Moving averages. Usage notes¶ This is where the DATEDIFF Snowflake function would be useful. months_between (date1: Union [Column, str], date2: Union [Column, str]) → Column [source] ¶ Returns the number of months between two DATE or TIMESTAMP values. For more information, see Creating a UDF. STDDEV, STDDEV_SAMP Master date and time queries in Snowflake with our comprehensive guide. Improve this answer. For more information, see Overview of supported binary formats. month). Generate gap free seq and dates. I need to generate a list of months between two dates using an SQL query. Supported date and time parts. g Select * from table where '2022-03-31' between FROM_DATE and TO_DATE. For example, if you rank stores in descending order by profit per month, the store with the highest profit will be ranked 1; the second-most profitable store will be ranked 2, and so on. My query in Snowflake works perfectly fine when I CAST my timestamps as DATES. months_between (date1: ColumnOrName, date2: ColumnOrName) → Column [source] ¶ Returns the number of months between two DATE or TIMESTAMP values. answered Jun 25 Snowflake SQL: Get Last Day of Month Records. date_or_time_expr1, date_or_time_expr2. Generate date range in Snowflake. Example: functions. datediff() is commonly used in SQL queries or DataFrame The sort order is not guaranteed to be consistent for values of different data types in semi-structured data, such as an array that contains elements of different data types. create view SF_SAP_FACTORY_CALENDAR Returns the number of months between two DATE or TIMESTAMP values. If you specify an unqualified and unfiltered wildcard (*), the function returns the total number of records, including records with NULL values. When I find months between 28-FEB-11 and 29-FEB-12, months_between function in oracle returns 12. Date format specifier for string_expr or AUTO, which specifies that Snowflake automatically detects the format to use. Is there any ways to calculate working days between two dates in snowflake without creating calendar table, only using "datediff" function After doing research work on snowflake datediff function, I have found the following conclusions. Calculating the last day of a month can be tricky, especially for months with varying numbers of days. The value must be a string containing one of the values listed below: If input expression is a DATE: YEAR, QUARTER, MONTH, WEEK, DAY. Snowflake also supports TIMEDIFF and Reference Function and stored procedure reference Conditional expression [NOT] BETWEEN Categories: Conditional expression functions [ NOT ] BETWEEN¶ Returns TRUE when the input expression (numeric or string) is within the specified lower and upper boundary. For more information, see the usage notes for context functions Returns the number of months between two DATE or TIMESTAMP values. For more information about the values this parameter can have, see SQL format models. The UNIFORM() column generates values in the range between the first parameter (1) and the second parameter (10), based on either a function or a constant passed as the third parameter. The page you’re looking for exists, and can be found RIGHT HERE . Syntax¶ Reference Function and stored procedure reference Date & time TRUNC Categories: Date & time functions. How to create months range in Snowflake? 0. Asked 2 years, 10 months ago. NETWORK_RULE_REFERENCES. Oracle: -- The same day of 2 different months SELECT MONTHS_BETWEEN(DATE '2022-03-28', DATE '2022-02-28') FROM dual; # 1 -- The last Usage notes¶. It takes two date expressions as input and returns a numeric value representing the number of months between the two dates. Example: Modified 1 year, 8 months ago. Syntax¶ I have to query 10 days data from snowflake database. This is especially important for daylight saving time, which is not utilized by UTC. When date_or_time_part is dayofweek or yearofweek I am attempting to convert a date (formatted as yyyy-mm-dd) to a year-month format (ex: 2021-07) while keeping the date datatype. Viewed 17k times 4 . Viewed 1k times 2 . Hello dumb question having issues running where Value between two fields of a record search appears to not work as intended e. An alternative sql only solution - start and end dates go into the current_date() spots. Example: Create and call functions¶ You use SQL to create and call a user-defined function. Example: >>> Some time you expect the diff in "days" between 1. approx_percentile_accumulate Reference Function and stored procedure reference Date & time DATEDIFF Categories: Date & time functions. When date_or_time_part is dayofweek or yearofweek Date & time functions. For other window frames, other data types, such as VARCHAR, can be used in the ORDER BY expression. For details, see Supported date and time parts. The integer expression to use as a day for building a date, usually in the 1-31 range. 0. AT | BEFORE¶. Truncates a DATE, TIME, or TIMESTAMP value to the specified precision. Developer Snowpark API Python pandas on Snowflake pandas on Snowflake API Reference Snowpark APIs Functions functions. months_between¶ snowflake. In Snowflake, the DATE_DIFF function is a powerful tool that allows you to calculate the difference between two dates in various units, such as days, weeks, months, or years. To create a function, execute the CREATE FUNCTION statement, specifying the function’s handler. Creates a new UDF (user-defined function). Below I am setting a variable for the start and end timestamps. Moving averages in Snowflake are an excellent way to discover patterns in your data. Snowflake Lead Function. Generate a date range in Snowflake within a tabular UDF. Snowflake DATEDIFF function is used to calculate the difference between two date, time, or timestamp values. For example, it was not the dateadd function shown above returns a date 30 days prior to the current date. For more information, see Top-K pruning for improved query performance. 1 Reference SQL command reference Query operators Logical Logical/Boolean operators¶. For example, with the TIMEZONE parameter set to "America/Los_Angeles", converting a value to TIMESTAMP_TZ in January of Arguments¶ date_or_time_part. The following subset of window functions support the RANGE BETWEEN syntax with explicit offsets: COUNT, SUM, MIN, MAX, AVG. How To Calculate End-of-Month Dates. Snowflake Forums have migrated to Discourse. But, finally, dear reader, there is an issue with the MONTHS_BETWEEN SnowFlake function you should be aware of. approx_count_distinct. If the difference between two dates is three Arguments¶ date_or_time_part. Date and time formats in conversion functions¶ snowflake. In the following example, the TIMESTAMP_TYPE_MAPPING parameter is set to TIMESTAMP_LTZ (local time zone). Resources. runs in 202ms Reference Function and stored procedure reference Date & time DATE_TRUNC Categories: Date & time functions. Asked 3 years, 11 months ago. datediff (part: str, col1: Union [Column, str], col2: Union [Column, str]) → Column [source] ¶ Calculates the difference between two date, time, or timestamp columns based on the date or time part requested, and returns result of col2-col1 based on the requested date or Additional Notes: Some time's we will be dealing with the query rows between (A) preceding and (B) preceding (A) following and (B) following. The AT keyword specifies that the request is Asked 3 years, 10 months ago. The code below is working fine in SPARK SQL but for some reason I can't use the same code in snowflake SQL. If you specify a wildcard with the ILIKE or EXCLUDE keyword for filtering, the function excludes records with NULL values. For between 28-FEB-11 and 29-FEB-12, it is 1 year(12 months) and 1 day. When you create a UDF, you specify a handler whose code is written in one of the supported languages. However, if you are setting a Snowflake Scripting variable to an expression that calls the function (for example, my_var:= CURRENT_DATE();), you must include the parentheses. Snowflake to_date() function is not working properly for the FEB month. MONTHNAME¶ Extracts the three-letter month name from the specified date or timestamp. Almost all relational databases supports the date Reference Function and stored procedure reference Date & time MONTHNAME Categories: Date & time functions. It's super quick to generate all the month ends for 10000 years placing today in the middle (365|180 * 10000) then just predicate the answer with sed start and end dates prior to placing into an array. months_between (date1: Union [Column, str], date2: Union [Column, str]) → Column [source] ¶ Returns the number of months between two DATE or One of the most commonly used SQL functions is the `BETWEEN` operator, which allows you to filter data based on a range of dates. Example: This answer is missing the calculations to determine how many months in between the start and end date, the end of month date, and the number of days inclusive for each month. Depending on how you configure it, the function can return either scalar results or tabular results. Integrations. It can be used to quickly and easily identify the rows that you need for your analysis. See also: LEAD. negate (e) Returns the negation of the value in the column (equivalent to a unary minus). Reference Function and stored procedure reference Date & time DATEDIFF Categories: Date & time functions. Top-K pruning can improve the performance of queries that include both LIMIT and ORDER BY clauses. With this you can calculate the difference between two dates or times. Hence, date types are highly formatted and complicated data types. Reference Function and stored procedure reference Conditional expression GREATEST Categories: Conditional expression functions. month (e: Union [Column, str]) → Column [source] ¶ Extracts the month from a date or timestamp. Note how A window function performs a calculation across a set of table rows that are somehow related to the current row. month¶ snowflake. Get Differences Between Dates in Days. ** Examples of using the Snowflake SQL between dates function. MONTHS_BETWEEN¶ Returns the number of months between two DATE or TIMESTAMP values. The month and the last day of the month are defined by the parameter NLS_CALENDAR. 0 Dynamic LIKE in Where Clause statement In Oracle, MONTHS_BETWEEN(date1, date2) function returns the number of months between two dates as a decimal number. It allows you to perform efficient data analysis and reporting tasks involving date, time, or timestamp expressions. For example, truncating a timestamp down to the quarter returns the timestamp corresponding to midnight of the first day of the original timestamp’s quarter. to get a cleanly formatted duration like you might snowflake. The parameter group bounds changes the way the join happens in a subtle Returns the number of months between two DATE or TIMESTAMP values. g. SELECT generate_series(timestamp '2017-11-01', CURRENT_DATE, '1 day') I found the generator function in Snowflake quite limiting for all but the simplest use cases. 'month' or month). The TIMEZONE parameter is set to America/Chicago time. snowflake. 4. date_or_time_part. Arguments¶ date_or_time_part. Example: snowflake. Data inserted into this table in April is protected with TMK v1. A function that could be interesting for Data Analysts and Data Scientists is the DATEDIFF function. 0 Snowflake - Time Travel Function. 1 to be 0. The default is month. I created a SQL-only solution in Snowflake that mimics the workdays_between function in SAP HANA. I would suggest creating a date dimension table which includes the year, start and end date for each month, number of days in that month. datediff (part: str, col1: Union [Column, str], col2: Union [Column, str]) → Column [source] ¶ Calculates the difference between two date, time, or timestamp columns based on the date or time part requested, and returns result of col2-col1 based on the requested date or Learn how to leverage Snowflake's most popular date function: DATEDIFF. day. Book a Demo. Example: Attention. Example: Arguments¶ date_or_time_part. Returns a row for each object with which the specified network rule is associated or returns a row for each network rule associated with the specified container. February 28 and March 31) can lead to unintuitive behavior; specifically, increasing the first date in the pair does not always increase the output value. datediff¶ snowflake. Time unit for the slice length. Modified 2 years, 9 months ago. Logical operators return the result of a particular Boolean operation on one or two input expressions. The data type of the returned value is DATE. Ranking window functions, such as CUME_DIST, RANK, and DENSE_RANK, which return information based on the “rank” of a row. If date1 is earlier than date2, then the result is negative. N. You can use any of these three functions in Reference SQL command reference Query syntax AT Categories: Query syntax. In contrast, the corresponding views and table functions in the Snowflake Information Schema have much shorter retention periods, ranging from 7 days to 6 months, Function 3: Date Difference. For binary_expr, specifies the format in which to produce the string (e. When date_or_time_part is year, quarter, or month (or any of their variations), if the result month has fewer days than the original day of the month, the result day of the month might be different from the original day. Both examples call the ROUND function twice, first with the default rounding behavior, then with 'HALF_TO_EVEN'. IBM Db2 has a specific function named "MONTHS_BETWEEN" to calculate the difference in months. For example, The MONTHS_BETWEEN function takes two date expressions as input and returns the number of months between them: MONTHS_BETWEEN(date_expression1, date_expression2) The snowflake. I have a requirement as below. See also: GREATEST_IGNORE_NULLS. DATEDIFF¶ Calculates the difference between two date, time, or timestamp expressions based on the date or time part requested. DATEDIFF(DAY/WEEK snowflake. If date1 is later than date2, then the result is positive. month snowflake. Modified 3 years, 10 months ago. When a user has 2 actions in the same day, my time snowflake. Example: 開発者 Snowpark API Python Python API リファレンス Functions functions. Returns the number of months between two DATE or TIMESTAMP values. Reference Function and stored procedure reference Date & time MONTHS_BETWEEN Categories: Date & time functions. Coming from SQL Server, this could be done using the FORMAT function like this: SELECT FORMAT(date_column, 'yyyy-MM') I am wondering how this could be achieved in SNOWFLAKE. Implementing abs() method and later Following are the date addition/subtraction functions. The MONTHS_BETWEEN function is a powerful tool in Snowflake SQL that allows you to calculate the number of months between two dates. Edit: I just realized the generator table function requires a constant for the I want to break the rows in months between the startdate and enddate for each id each department as shown below: Expected Output: I tried with Row generator in snowflake but as we need to get the different months Each date value contains the century, year, month, day, hour, minute, second and milliseconds. The value can be a string literal or can be unquoted (e. Modified 1 year, 5 months ago. Oracle: -- The same day of 2 different months SELECT MONTHS_BETWEEN(DATE '2022-03-28', DATE '2022-02-28') FROM dual; # 1 -- The last Returns the number of months between two DATE or TIMESTAMP values. Example: You can also find some examples to use interval constants with range_between() method. Example: The fact that the function returns an integer number of months both when the days of the month are the same (e. Examples¶. GREATEST¶ Returns the largest value from a list of expressions. In this comprehensive guide, we will The function allows for determining the number of years, months, or days between two dates, as well as the number of hours, minutes, or seconds between two timestamp values. Example: Returns the number of months between two DATE or TIMESTAMP values. For VARIANT, ARRAY, or OBJECT inputs, the output is the string containing a JSON document or JSON elementary The following image illustrates key rotation for one table master key (TMK) over a period of three months: The TMK rotation works as follows: Version 1 of the TMK is active in April. In a query, it is specified in the FROM clause immediately after the table name, and it determines the point in the past from which historical data is requested for the object:. Snowflake also provides the MONTHS_BETWEEN function. 5: Snowflake. ‘HEX’, ‘BASE64’ or ‘UTF-8’). months_between snowflake. Here is how my basic table is built: I am trying to find the intervals between each action for each user with the LAG function. Must be one of the values listed in Supported date and time parts (e. Adds or subtracts a specified number of months to a date or timestamp. Snowflake also provides the we had months_diff column which we got past months and rounded() for nearly value and for positive values we can use abs() as well. Copy. If date1 and date2 are either the same days of the month or both last days of months, then the result is AGE between 2 dates in snowflake In Netezza we have function called as AGE but snowflake i couldn't find anything similar Netezza: select AGE('2019-12-01', '2018-12-12') - o/p: 11 mons 20 days Is but like PostgreSQL interval it defaults to expressing it in simplified terms of Years/Months/Days. months_between (date1: ColumnOrName, date2: ColumnOrName) → Column [source] ¶ Returns the number of Here's the BETWEEN Snowflake documentation, and it reads: "The expression A BETWEEN X AND Y is equivalent to A >= X AND A <= Y" If you want to include all dates In Oracle, the MONTHS_BETWEEN(date1, date2) function returns the number of months between two dates as a decimal number. REFERENCE. Syntax¶ Below snowflake community article will give more in depth info about using functions like SEQ1(),SEQ2(),SEQ4(),SEQ8() and generator functions. One such function is the date_diff() function, which allows users to calculate the Usage notes¶. unable to understand the dateadd function in SQL. Example: Snowflake Datediff: In this article, you will learn how to use the DATEDIFF() function in Snowflake to calculate the differences between dates, times, or timestamps. The reason I like to do it this way, is because its flexible enough that I can add weekly, hourly, or monthly intervals between the dates and reuse the code. MONTHS_BETWEEN returns number of months between dates date1 and date2. I'm trying to find the snowflake equivalent of generate_series() (the PostgreSQL syntax). The full write-up can be found here, but the solution code is this:. The default is the current value of the DATE_INPUT_FORMAT session parameter (default AUTO). Date & time functions. They can only be used as a predicate (e. It allows you to easily measure intervals like the number of days between two dates or the number of hours between two In Oracle, the MONTHS_BETWEEN(date1, date2) function returns the number of months between two dates as a decimal number. Because it's actually part of the plan, Snowflake will do things like guarantee transactional semantics, and distribute & scale out the work across a warehouse. Viewed 18k times 8 . Navigation. 0. Example: This query subtracts 1 month from today's date, providing the date one month ago. I tried the date between '2019-07-30' and '2019-08-09' which includes start and end date? 5 months ago. I have input table with following structure - ID,Date, Value. You can use any of these three functions in Reference Function and stored procedure reference Window LAG Categories: Window function syntax and usage (Ranking) LAG¶ Accesses data in a previous row in the same result set without having to join the table to itself. SQL (Snowflake) – snowflake. I am trying to calculate minimum value in last 10 months for every record in dataset. Reference SQL command reference Functions, procedures, & scripting CREATE FUNCTION CREATE FUNCTION¶. For that I am using range between interval. If all records inside a group are NULL, the function returns NULL. Notice that somehow the number of months between 3/28 and 2/28 vs 3/31 and 2/28 are exactly the same down to the furthest decimal point while the number of months between 3/30 and 2/28 is more than either of them! Numeric formats in conversion functions¶. I'd say you are running into the nuances of weekofyear() and why the WEEK_OF_YEAR_POLICY parameter exists. When date_part is week (or any of its variations), the output is In Oracle, the MONTHS_BETWEEN(date1, date2) function returns the number of months between two dates as a decimal number. date_or_time_expr (Required) must be a date or timestamp expression. . The value can be a string literal or can be unquoted (for example, 'month' or month). It's important to note that at the time of writing this knowledge base article, this functionality is in public preview and currently supports the functions COUNT(), SUM(), MIN(), MAX(), and AVG(). February 28 and March 28) and when the days of the month are the last day of the month (e. Note that SQL Server DATEDIFF(month, date2, date1) function does not return exactly the same result, and you have to use an user-defined function if you need to fully emulate the Oracle MONTHS_BETWEEN function (see UDF's code below). in the WHERE snowflake. In this tutorial, we will explore the basics of the DATE_DIFF The ILIKE and EXCLUDE keywords can’t be combined in a single function call. PRODUCT_ID SHIPMENT_YEAR SHIPMENT RETURN_QTY; 1: 2,016: 140,464: 2449: 1: Snowflake Function Creation. 9 and 2. For example, MONTHS_BETWEEN(‘2020-02-01’::DATE, ‘2020-01-01’::DATE) returns 1. months_between (date1: Union [Column, str], date2: Union [Column, str]) → Column [source] ¶ Returns the Asked 2 years, 6 months ago. Share. Possible values are year, quarter, month, or week (or any of their supported variations). sql_expr (sql) Creates a Column expression from raw SQL text. Additional functions will be added once this feature reaches general availability (GA). Viewed 2k times (UDF) Function creation including recursive CTE for getting next biz day - CREATE OR REPLACE FUNCTION next_b_date(dt date,no_day number) RETURNS date LANGUAGE SQL AS $$ WITH RECURSIVE biz_day (rown, cte_dt) AS ( SELECT 1,dt union all SELECT case when dayname From 7 days to 6 months (varies by view/table function) For more details, see the following sections. Must be one of the values listed in Supported date and time parts (for example, month). Modified 3 years, 3 months ago. Example: >>> The MONTHS_BETWEEN function is a powerful tool in Snowflake SQL that allows you to calculate the number of months between two dates. Modified 2 years, 6 months ago. 096. Login Try for free. The function returns the result of subtracting the second argument from the third argument. Appreciate if someone can guide me on how to modify the below code To comply with the ANSI standard, this function can be called without parentheses in SQL statements. This function returns a value of VARCHAR data type or NULL. It does this for every unit, second, hour, day, month. The datediff() is a PySpark SQL function that is used to calculate the difference in days between two provided dates. Date format specifier for string_expr or AUTO, which specifies that Snowflake should automatically detect the format to use. For example, given a date range from 2021-01-01 to 2021-06-01, the output should be: You can use the datediff function to calculate the number of days between the start end end dates. For example, if the unit is MONTH and the slice_length is 2, then each slice is 2 months wide. Setup Guide. functions. I want this to iterate for every hour of every day say for month of December 2023 or for any given month of an given year? Is this possible? Equivalent of SAP HANA function workdays_between() in Snowflake. The next two examples show the difference between using the default rounding mode ('HALF_AWAY_FROM_ZERO') and the rounding mode 'HALF_TO_EVEN'. DATE_TRUNC¶. Optional: format. Case 1: A=1 and B=1. Syntax¶ Aggregate function Returns the number of months between two DATE or TIMESTAMP values. TRUNC¶. GREATEST supports all data types, including VARIANT. 3. Actually it should be 12. approx_percentile. To call a function, execute a SQL SELECT statement that specifies the function as a parameter. Using SELECT. Snowflake SQL : How do I insert and build in a array : all dates between a specific start and a I want to create a month's range from a month of start date till the current month. If some incoming timestamps have a different time zone specified, Snowflake loads the string in America/Chicago time. Viewed 25k times 19 . Reference Function and stored procedure reference Aggregate AVG Categories: Aggregate functions (General) , Window functions (General, Window Frame) AVG¶ Returns the average of non-NULL records. The first example uses a positive input value of 2. So here (A) behaves as we expect A user defined function is something that is actually built into the plan and run by the execution engine. What is a Window Frame? A window frame is a sub-group of the rows in a window Returns the number of months between two DATE or TIMESTAMP values. Select a custom date range period to retrieve results from last month day. 2 days, but Snowflake will produce 1 because 2 is 1 more than 1. Syntax¶ month. months_between ( date1 : Union [ Column , str ] , date2 : Union [ Column , str ] ) → Column [source] ¶ Returns the number of months between two DATE or TIMESTAMP values. The unit of time. The AT or BEFORE clause is used for Snowflake Time Travel. This function is not calculating for the leap year proper. The functions TO_DECIMAL , TO_NUMBER , TO_NUMERIC, and TO_DOUBLE accept an optional parameter that specifies the format of the input string, if the input expression evaluates to a string. Pricing. The TIMEADD and TIMESTAMPADD functions are aliases for the DATEADD function. When date_or_time_part is week (or any of its variations), the output is controlled by the WEEK_START session parameter. < lower_bound > and < upper_bound >: The minimum and maximum values of the range. An ORDER BY can be Usage notes¶. Want to elevate your date analytics in Snowflake? select day (getdate()); -- or month() or year() select date_part(hour, getdate()); -- or hour, week, month, quarter, year. For example, the chart below shows the daily temperature in London as points, 개발자 Snowpark API Python Python API 참조 Functions functions. Quarter function in Snowflake. 1. 3 Snowflake time travel. You can try a window function to create aggregates: select date, SUM(customers) OVER (ORDER BY date ROWS BETWEEN 11 PRECEDING AND CURRENT ROW) from table group by date, customers order by 1; This is Postgres, but if snowflake. For more information, see Date and time formats in conversion functions. From fetching the current timestamp to calculating date differences, we've got you covered. It takes two date expressions as input and snowflake. Information Schema, Table Returns the number of months between two DATE or TIMESTAMP values. Usage notes¶. 9 months ago. You can use any of these three functions in . snowpark. NOT BETWEEN: Optionally, you can use NOT to check if the expression is outside TIME and other Snowflake data types are not supported when this type of window frame is used. Overview of the Snowflake SQL between dates function. Registers a Python function as a Snowflake Python stored procedure and returns the stored procedure. Hiring! Features. Modified 2 years, 10 months ago. Snowflake doesn't offer a function that does The content of the rows is determined by the functions in the projection clause: The SEQ4() column generates a sequence of 4-byte integers, starting with 0. MONTHS_BETWEEN. functions. approx_percentile_accumulate snowflake. Follow edited Nov 5, 2022 at 21:12. Returns¶. datediff (part: str, col1: ColumnOrName, col2: ColumnOrName) → Column [source] ¶ Calculates the difference between two date, time, or timestamp columns based on the date or time part requested. where: < expr >: The value or column you want to check. months_between (date1: Column | str, date2: Column | str) → Column [source] ¶ Returns the number of months between two DATE or TIMESTAMP values. In Snowflake, you can use the DATEDIFF function and specify the date part you want to compare. date_part (Optional) is the date part for which the last day is returned. bbjbt ayfzmj eijnyfy lfssec zcti akdc hikamse bsziir vlodp mtwuz