Date and Time Formats in Conversion Functions¶. @start_weekday for the week first day: 0 for Monday, -1 if Sunday. Where: namespace is the database and/or schema in which the named internal stage or table resides. If you haven't started writing an app with snowflake, it reads like a lot of a smoke. Follow asked Dec 9, 2022 at 13:21. GET COMMAND . Usage Notes¶. Browse to the Manage tab in your Azure Data Factory or Synapse workspace and select Linked Services, then click New: Azure Data Factory. I would recommend that you replace it with the snowflake syntax instead of using your own UDF to do this as it requires you to also share your UDF. Add a comment | 1 Answer Sorted by: Reset to default 1 How about using CURRENT_DATE?. net. Your results would be 9/1/18. I am trying to save a count from a SELECT statement into a variable and the table name. To Here is an example of changing a TIMEZONE at the session level: ALTER SESSION SET. edited Jul 19, 2017 at 14:18. Expand Post. Snowflake Extracting Month, year from date. 2. TIMESTAMP_TZ. Snowflake - given a start and end date column, break out each month and count number of days for the month into separate rows. Converts an input expression to a date: For a string expression, the result of converting the string to a date. I am trying to rewrite a Snowflake stored procedure that previously used javascript in snowflake scripting. When date_part is week (or any of its variations), the output. Also when we have 99 in the year column then while. Workaround 1 ) alter user <username> set timezone='UTC'; select CURRENT_TIMESTAMP (); Workaround 2) alter session set timezone=‘UTC’; SELECT DATEADD(WEEK, DATEDIFF(WEEK,0,GETDATE()),-3) But based on my reading and some SQL Fiddle, it seems to output the start of "this week" minus 3 days. ”. g. 1. @snowflakestar. Adds the date calculation why use. 11. I tried to use the following: Here is my scenario,. Aliases: LOCALTIMESTAMP , GETDATE , SYSTIMESTAMP Syntax CURRENT_TIMESTAMP( [ <fract_sec_precision> ] ) CURRENT_TIMESTAMP Arguments fract_sec_precision This optional argument indicates the precision with which to report the time. Download the latest version of the Snowflake Python client (version 2. I was able to upload the jar into Snowflake and create the function successfully, so I'm fairly sure Snowflake is happy with the contract being met in my Java code. Fractional seconds are not rounded. While migrating the code from Microsoft SQL Server you will need to rewrite this function in Snowflake. 1. 2. This code will format it how you want it. I'm trying to calculate an age value for our users based on their birthday, which one would expect to be a simple enough operation. Sorted by: 3. I am getting super frustrated why snowflake doesnt support correlated subqueries the way it should!Add a comment. TO_DATE , DATE. TalendDate. SELECT to_char (nameofthecolum, 'month') FROM tablename; for MySQL users. select sum (case when logdate = to_date (dateadd ('day', - 10, '2019-11-14')) then eng_fees + data_fees end) AS to_date (dateadd ('day', -. in Nov 2022. name') FROM vartab; This is the same as the first example, but uses : as the extraction operator: SELECT v:attr[0]. select * from CHANNEL_C. Ft DROP COLUMN. The string must start. Solution 3. The Snowflake Date format includes four data types, and are used to store the date, time with timestamp details:. I've written a Java based UDTF in Snowflake with a precompiled jar. out-of-line, clause that specifies the columns in the constraint. FOR (Snowflake Scripting) A FOR loop repeats a sequence of steps a specific number of times. If you are trying to use add_months rather than dateadd than the query should be . So please paste your data as text into your question and format it as tables. It serves as a powerful tool for performing the following tasks: Restoring data-related objects (tables, schemas, and databases) that might have been accidentally or. 67 4 4 bronze badges. When date_or_time_part is week (or any of its variations), the output is controlled by the. SELECT field('q', 's', 'q', 'l'); However I get this error: SQL compilation error: Unknown function FIELD Anyway I can find the position of something in an "IN" statement?. I am trying to fetch both the months and years from the Column (MISSUE) while introducing an "_" in snowflake. Create months between two dates Snowflake SQL. Hour of the specified day. r/snowflake. While styles without century (e. In Oracle, SYSDATE function returns the current date and time including seconds but without the fraction: -- Set default DATE format to show the time part ALTER SESSION SET NLS_DATE_FORMAT = 'YYYY-MM-DD HH24:MI:SS' ; -- Get the current date and time SELECT SYSDATE. Default cannot be an expression when adding non-NULL column 'tab1'. Way around this is to recreate the table with a new name and the defaulted columns, insert data into the new table and then use the alter table swap functionality to switch over. I am working with Snowflake into getting data from various data sources where date and date-time formats are not the same even within some systems. It doesn’t download the data from the table; it downloads the data from the stage, so first of all, you need to unload the data from the. months 1-12, days 1-31), but it also handles values from outside these ranges. How Snowflake Determines the Input and Output Formats to Use. Thank youPramit Marattha. Hot Network QuestionsSolution. When loading date or timestamp data into a table, you could encounter the following error: Date '0000-00-00' is not recognized. g. I've attempted variations of the following in my where clause : DATEADD (YEAR,-12,O. 1. Then that is our start of financial year. – Kazi Mohammad Ali Nur Romel. –. SELECT EXTRACT (MONTH FROM nameofthecolum) FROM tablename. 1. Add a comment | 0 use below Query. GETDATE () CURRENT_TIMESTAMP. For a timestamp expression, the date from the. Extracts the three-letter month name from the specified date or timestamp. You need the first 'AT TIME ZONE UTC' in order to tell the DB what the value currently is in, so it knows how to get to the second given time zone, 'Central Standard Time' in my example. g. Also note how I use table aliases in the from clause to alias the. 3 Answers. For example, if a predicate in the WHERE clause references columns of a table participating in an outer join in the FROM clause, the filter operates on the rows returned from the join. Is there a way to change our Snowflake Account to point to different Timezone (preferably ) UTC ? select CURRENT_TIMESTAMP(), convert_timezone( 'US/Eastern',CURRENT_TIMESTAMP()) We would like to get UTC datetime for. Here, Snowflake offers two functions — for whatever reason, just choose one. I start reading. Improve this answer. In Snowflake, I'd like to use the numeric result of one dynamic sql query in a second dynamic sql query: CREATE OR REPLACE PROCEDURE DB. SELECT yourfields from yourTable WHERE yourfieldWithDate > dateadd(dd,-1,getdate()) If you are on the 2008 increased accuracy date types, then use the new sysdatetime() function instead, equally if using. For example, the following returns NULL, not TRUE: SELECT NULL IN (1, 2, NULL) AS RESULT; Copy. There are certain use case scenarios when it is recommended to use the CURRENT_DATE function within the Snowflake cloud data warehouse which are as follows: You want to match the current date with column value to get the required output. The data type of the returned value is VARCHAR. 8. Selecting a date range that dynamically excludes the current month in SQL. g. A number of seconds (if scale = 0 or is absent) or fractions of a second (e. 'undefined'. 7k 6 6 gold badges 52. date_trunc as the documentation say, truncates a timestamp to values on different grain. . 0. Statement variable binding has a little "version 0. session_id, s. For each row, I want to return the most recent non-null value where Date <= Date minus 1 year. Many applications use date functions to manipulate the date and time data types. SQL Format Models. net. 0. SELECT DATEDIFF (dd,0,GETDATE ()) = 40234. Know everything you need about Snowflake DATEDIFF. It provides analytics and big data capabilities using multiple languages and. DATE_PART(WEEK,DATETIME) Week , DATE_PART(DAYOFWEEK,DATETIME) Day_of_week. ID, ta. Snowflake SQL convert date 'YYYY-MM-DD' to 'DD-MM-YYYY' 1. Improve this answer. AS_DATE¶. We can further improvise it as per the need - create table FY (Month int, FiscalQuarter int, FQStart date, FQEnd date);3 Answers. For both DATEDIFF and minus sign: Output values can be negative, for example, -12 days. When using the default Date string formatting from JavaScript in SQL to be cast as date or timestamp types, Snowflake only recognises standard formatted strings, and will reject JS date strings of the form Sun Jul 29 2018 00:00:00 GMT-0700 (PDT). A really good article as a starting point. SELECT DATENAME(weekday, GETDATE()) as Today. What this portion is doing is figuring out the number of days that have passed between 0 (If you cast 0 as a date in SQL you get 01/01/1900) and today. Connect and share knowledge within a single location that is structured and easy to search. The return value is always of type TIMESTAMP_TZ. Yes if the wind is point in the correct direction Snowflake with do this for you. e. Learn more about TeamsI am trying to convert the date I have got using the GETDATE() function into YY-MON-DD format such as 04 Nov 2022. MSSQL on the other hand does an implicit cast of '0' to DATE '1900-01-01' and returns the result in the requested date part. date_or_time_expr (Required) must be a date or timestamp expression. These functions are alternatives to using the DATE_PART (or EXTRACT) function with the equivalent date part (see Supported Date and Time Parts). * from (select t. For a variant expression: If the variant contains a string, a string conversion is performed. Screenshot 2: a ticket has been created definitely before the current local timestamp, however when using a case when statement (greater condition) to compare both timestamp Snowflake returns the current_timestamp as the greater one;. In this article, we will look at how to create a Snowflake Temporary Table, the syntax, usage, and limitations, as well as some. Snowflake’s date, time, timestamp, and time zone support enables you to calculate and store consistent information about the time of events and transactions. Call of the procedure with null values: when we pass nulls, as soon as it comes inside the procedure they get transformed by 'undefined'. Work out the number of months from a fixed financial year starting point, e. select current_date as cd ,date_trunc ('month', cd) as end_range ,dateadd ('month', -1, end_range) as start_range ; the other half of the question only do it on the 5th, if you have a task run daily etc. For example: Truncating a timestamp down to the quarter returns the timestamp corresponding to midnight of the first day of the quarter for the input timestamp. getdate () will return the date as is on your local system. 1,7,10) means year will come in yy format. However, if there are any. Creating rows in a table based on min and max date in Snowflake SQL. We use the following code to get data and time immediately: select current timestamp; select systimestamp (); select getdate (); select localtimestamp (); Find the rows between two timestamps or data. To take advantage of the new Python APIs for Pandas, you will need to do the following: Ensure you have met the following requirements: Snowflake Connector 2. Any input streams associated withI need the past 90 days to start from the previous day(4/26/2016) from the getdate() value (4/27/2016) Current date = 4/27/2016 Previous Date = 4/26/2016 the 90 days should start from Previous Date(4/26/2016). Improve this question. @ejcortes yep I was in. select ADD_MONTHS(CURRENT_DATE,-1) as result; The main difference between. e. select column1 ,date_trunc ('week', column1) as week_start from values ('2021-03-24'::date), ('2021-03-15'::date); @user14328853 wow, you want the start of the week, and there is a function that does exactly that, and you prefer to the the last day of. Ajay Sant Ajay Sant. Examples. 0. g. Since you only want the first session for the day, you only want rows that have row _ number: 1. Snowflake provides a special set of week-related date functions (and equivalent data parts) whose behavior is consistent with the ISO week semantics: DAYOFWEEKISO ,. Following are. if you want just the truncated date, casting to date as cmcau mentions is a simple way to go. You don't need to specify the format in the table definition as dates are stored in a binary format. This is the date, time, or timestamp to which you want to add. The output is correct till the TO_VARCHAR() is used i. Extracts the three-letter month name from the specified date or timestamp. @end_weekday for the week last day: 6 for next Sunday, 5 if Saturday. Try our Free Online Converter for Snowflake. CURRENT_TIMESTAMP is the equivalent for GETDATE function in Snowflake. INSERT INTO TABLE (id, value, asOfDate, LastUpdated) -- AsOfDate is a variable. Hello, The calendar table is used extensively in reporting to generate weekly / monthly /quarterly reports. (Note I changed the seconds to 31 as there isn't 91 seconds in a minute and also changed your double dash between month and day to a. create a date range based on min & max dates in a group. I find it hard to understand the Snowflake documentation for JavaScript datatypes, and maybe the snowflake. Join our community of data professionals to learn, connect, share and innovate together1 Answer. Functions like: select Nation, Customer, Total from (select n. If the CREATED_DATE column data is stored as timestamp_tz (9), then I wonder if we need to strip that data down to a set of dates. rachel. dow_string. can be solved via. Usage Notes. If date (or timestamp) d1 represents an earlier point in time than d2, then MONTHS_BETWEEN(d1, d2) returns a negative value; otherwise it returns a positive value. RequestNumber AND dt >= ta. The results include: All data stored in tables and materialized views in the database (s). The string must start with the first two characters (case-insensitive) of the day name:Join our community of data professionals to learn, connect, share and innovate togetherYou can use the TO_DATE(…) function to treat the VARCHAR column as a formatted date type, and the EXTRACT(…) function to retrieve just the month out of the date. GETDATE. SYSDATE Function - Oracle to Snowflake Migration. To_DATE with the right pattern should work. TIME : You can use time type to store hour, minute, second, fraction with (includes 6 decimal positions). DATEADD (): Add or subtract from a date column in Snowflake. I am trying to create a table in Snowflake with 15 mins interval. I have a date field called accesioned_date=2022-03-01. Syntax CURRENT_DATE() CURRENT_DATE Usage Notes To comply with ANSI standards, this function can be called without parentheses. Share. Snowflake get most recent previous date. Specifies the day of week used to calculate the date for the previous day. DATEADD. Snowflake date_trunc to remove time from date. Selecting a date range that dynamically excludes the current month in SQL. how to do that when adding a new datetime column ?Finally DATEDIFF(DAY, 0, GETDATE()) will remove the time part of GETDATE() removing the need to convert to varchar (much slower). , ChatGPT) is banned. Date serial numbers are numeric values representing the "number of days since 01-JAN-1900", and are often used in spreadsheet systems to show users dates (but store the data as a number). When I am using the concat_ws I'm getting expected result, however the padded with 00 the dob printed like 0020-10-02. Snowflake supports a single DATE data type for storing dates (with no time elements). Here is a workaround using update statement: Create the column_name with timestamp datatype. Teams. This query. BirthDate) we subtract 1 day from the current date as the other day is '1/1/1900', which adds one day to the interval. When date_part is week (or any. date_part (Optional) is the date part for which the last day is returned. @rachel. 1. Sep 8. This is the date, time, or timestamp to which you want to add. 443. For details, see Supported Date and Time Parts. 'Datetime' is filetype DateTime in snowflake, but in SQL, it's just a date MM-DD-YYYY, so there is the 6:00 added to turn it into a datetime. Simon D. 2. The position is 0-based, not 1-based. Another option is adding new column, copying data and renaming column: ALTER TABLE dbo. 5,815 2 2 gold badges 18 18 silver badges 33 33 bronze badges. This gives you all the session IDs for the day, plus their row number. Redirecting. Write resolution instructions: Use bullets, numbers and additional headings Add Screenshots to explain the resolution Add diagrams to explain complicated technical details, keep the diagrams in lucidchart or in google slide (keep it shared with entire Snowflake), and add the link of the source material in the Internal comment section Go. Hi everyone, I need to add one new column in a table where I need to put current date,. Equivalent Redshift query. The Snowflake Date format includes four data types, and are used to store the date, time with timestamp details: DATE : You can use the date type to store year, month, day. Serial, tb. GETDATE() (and CURRENT_TIMESTAMP) return the timestamp of the start of the transaction. SQL Snowflake Min Date For Each Record & Group By Month. Consider the below example to replace all characters except the date value. This information is certainly available in Snowflake. To get rid of that, convert to a date: WHERE Date >= CAST (DATEADD (day, -7, GETDATE ()) as DATE) Share. In snowflake they have date time stamp columns with DataType TIMESTAMP_NTZ (9) Am trying to create a view that returns rows where snowflake TIMESTAMP_NTZ (9) column = last day of the previous month for a monthly report. Extracts the corresponding date part from a date or timestamp. We have these planned as future extensions. Both functions retrieve their value from the operating system in the. SELECT ta. Casts a VARIANT value to a date. 99" feeling to it so you might have to use cludgy workarounds (see below 😀) That being said, date and time objects are tricky everywhere, not just in Snowflake Stored Procedures. Supported Date and Time Parts. Snowflake Time Travel enables accessing historical data (i. ALTER TABLE tab1 ADD coll datetime DEFAULT GETDATE() NOT NULL error: ALTER TABLE 'tab1' failed. to get month name in snowflake. You cannot influence how a date is STORED, since all dates are stored in an internal format. 0. 1. 0. MINUTE. Follow answered Dec 1, 2009 at 8:30. g. Ask Mike anything about becoming a Data Superhero, building ML models, his journey as a global nomad, and more! EXTRACT. string_expr or timestamp_expr or variant_expr or integer. This unit of measure must be one of the values listed in . Please see the example below. Share. The query (as asked by the OP) given above works, but Snowflake appears to malfunction when you pass a column with a named/dynamic value expression instead of CURRENT_DATE (a static expression). Note that current_timestamp (). But my result set is not. The last parameter you entered, getdate(), should be changed to the function current_date() in Snowflake SQL syntax. Solution. You can not use ALTER TABLE to change the default for a column unless it's a sequence or add a column default. how can I retrieve the current GMT date and time in Snowflake SQL. Usage Notes¶. I agree with Mike Nicewarner - it would be really cool to have a way to track the DDL changes. Thereafter, the weeks will be labelled 1, 2, 3,. If a non-integer decimal expression is input, the scale of the result is inherited. Code is as follows: @CreatedByDate smalldatetime ) AS -- INSERT the new Record INSERT INTO Suppliers (SupplierName, SupplierAddress. Snowflake GMT String to Date Conversion. e. Are there any function which I can use to generate and build this table for couple of years worth data. Unfortunately, at this moment Snowflake does not allow expressions in ADD COLUMN statements (only constant values) and does not allow adding a default value. 2 Answers. There are default settings which we don’t have to touch but we must know how to use then while creating file formats so copy. The TRY_TO_DATE function only takes one parameter, being the checked date itself. 1. getCurrentDate (),-1,"DD")) Be sure that in your output component, a date model is defined for this field. Data is shown as nulls in the table. Your definition is related to Oracle. Redirecting. < minor_version >. let's say GetDate() will be 2023-06-15 Should start_date be 2022-01-01 and end_date 2023-03-15? If you want to work with unix epoch numbers you need to convert them with TO_TIMESTAMP() to the respective date if you want to use them in DATEDIFF. ; TIME: You can use time type to store hour, minute, second, fraction with (includes 6 decimal positions). Extracts the specified date or time part from a date, time, or timestamp. 1. We might have: 2021-11-04T00:00:00. SCHEMA. The returned value contains four fields: < major_version >. dateadd (week, @week_number, @end_weekday): adds the given number of weeks and the given number of days into. i am looking to change in snowflake the values of a date field which has for example this format: 2/10/17, 11/1/17, 12/18/19 to this format: 20010408, 20121226, 20010304. But it makes the later code cleaner ihmo. For the 3 argument version. Such as. to round -0. For example if you want to add 2 days, then this will be DAY. The following are the three important. Here let us generate 10 years of calendar data that includes previous 5 years, current year and coming 4 years. For more information, see Error-handling Conversion Functions. Some good functions: SELECT CURRENT_DATE(); SELECT CURRENT_TIME(); SELECT CURRENT_TIMESTAMP();Add a comment. 18. when inserting null use a more complex form to set a value. Usage Notes. Sorted by: 3. If that doesn't work, you may want to try. This is because, in Snowflake, DATETIME is an alias for TIMESTAMP_NTZ but current_timestamp returns TIMESTAMP_LTZ, which is incompatible. I have table A, I am trying to group the table whilst summing values to get B, but I also want the Max of the Date in table A ignoring the Group function. Select current_date function usage examples. 2. Vertabelo has a feature that easily and automatically generates a Snowflake DDL script to implement our entire model. In addition, in Snowflake, you cannot insert the value of current_timestamp() (there is no getdate() function like in MS SQL) into a column with datetime datatype. Viewed 2k times 0 I am writing a SQL stored procedure in Snowflake (language SQL NOT Javascript). converts an input expression to a date), but with error-handling support (i. DECLARE @day CHAR (2) SET @day = right ('0'+ cast (day (getdate ())as nvarchar (2)),2) print @day. When date_or_time_part is week (or any of its variations), the output is controlled by the WEEK_START session parameter. Share. SQL compilation error: Expression type does not match column data type, expecting TIMESTAMP_NTZ (9) but got TIMESTAMP_LTZ (9) for column TIME1. Adds the system. I think you want to use TO_DATE here along with LEFT: SELECT TO_DATE (LEFT (timestamp, 10), 'YYYY-MM-DD') AS modified_ts FROM yourTable; Note that if you don't require a bona fide date, but rather just a date string, then LEFT (timestamp, 10) alone should suffice. One or more columns in your CSV file contains the special date or timestamp, 0000-00-00 or 0000-00-00 00:00:00. mcguigan (Snowflake) , i'd be more than happy if you could provide a solution. The equivalent in Snowflake then would be: DATEADD(DAY,-3,DATE_TRUNC(WEEK,GETDATE())) However, taking your example literally,. Till here my query is working in snowflake and o/p of this is in below kind of format . Meaning your dataset in that attribute. ). 0 to 23. 105 1 1. to_timestamp. Specifies the input date; can be a date or timestamp. The end-user should always take care of this by replacing its value inside the procedure, please have a look at the documentation page for further details. By submitting this form, I understand Snowflake will process my personal information in accordance with their. There are certain use case scenarios when it is recommended to use the DATEDIFF function within the Snowflake cloud data warehouse which are as follows: If we want to find the difference between two dates in the form of days, years, or months. If you now execute "show variables like 'PREV%'; " you'll see that the variable previous_datetime has the type "text" - which is probably not what you want. Metadata Fields in Snowflake¶. e. Syntax. Snowflake is a native-cloud, self-managed service for enterprise-level modern data applications. If you need only to compare dates you can use only: dateadd (DD, -1, cast (getdate () as date)) If you need to compare with date time you can use: dateadd (DD,-1,getdate ()) That wil give you datetime like this: 2016-01-11 10:43:57. For details, see Supported Date and Time Parts. Are you trying to get the first day of the previous month? If so, try this DATEADD( month, -1 , date_trunc('month', current_date()) ) Date parsing issue in the where clause in Snowflake query 0 SQL date scenario for getting previous month's data to-date on the 1st of month, then drop last month Add a comment. Extracts the three-letter day-of-week name from the specified date or timestamp. I am trying to create dynamic SQL so that it loops between start_date to end_date to copy into from different s3 folders based on datesCURRENT_DATE function in Snowflake - Syntax and Examples. For example, TRUNC (TO_DATE ('2013-08-05'), 'QUARTER') returns the first date in the third quarter of the year 2013, which is July 1, 2013. However, if there are any subsequent updates, the default value. The feature to add a default value for a column using an alter statement is not supported in Snowflake as documented here. one of the easy way to convert timestamp into date in snowflake is If you have created_date = 2023-10-18 08:36:59. The equivalent in Snowflake then would be: DATEADD(DAY,-3,DATE_TRUNC(WEEK,GETDATE())) However, taking your example literally, Snowflake would output minus 3 weeks from the start of "this week" WITH report_params AS ( SELECT 1::integer as first_value, 3::integer as last_value, 1::integer AS step_value ) SELECT * FROM report_params, table ( generate_series ( first_value, last_value, step_value ) ) Would return error: SQL compilation error: Unsupported subquery type cannot be evaluated. RequestNumber, tb. How to find time difference in minutes in SQL in Snowflake. Are you trying to get the first day of the previous month? If so, try this DATEADD( month, -1 , date_trunc('month', current_date()) )getdate() is not an function in snowflake. Adds the system as yearofweek 1 year is now where snowflake using streams in this article explains the date talenddate. PREVIOUS_DAY function Arguments. Creating rows in a table based on min and max date in Snowflake SQL. Snowflake doesn't offer a function that does that. That said, you can use the following to determine if the date falls on a weekend: SELECT DATENAME (dw,GETDATE ()) -- Friday SELECT DATEPART (dw,GETDATE ()) -- 6. Create table Table1 ( COL1 NUMBER (38,0), COL2 STRING, MODIFIED_DT STRING DEFAULT CURRENT_DATE (), IS_USER_MODIFIED BOOLEAN DEFAULT 'FALSE' ) Current Behavior: During data load, I see that when running inserts, my column 'MODIFIED_DT' is getting inserted with default values. I have automated report which will do calculation for the given dates. HOUR. My org is in the process of transitioning from Redshift to Snowflake and I would like to ask if there is a neater way of truncating a timestamp field to extract just the date out of it as I would do it in Redshift. The syntax of these two types of FOR loops is slightly different. select cast (date_trunc ('day',max (my_timestamp)) as date) from my_table. The units are used is a Date part ( year, month, date ) or Time part (hours, minute, second) only relevant parts will be used. 098 you want 2023-10-18. I have been facing the issue while retrieving year from snowflake table. 5 to 0), pass in 'HALF_TO_EVEN' for the rounding_mode argument. Gordon's answer is useful, but beware -- seq4() is not guaranteed to produce sequential numbers.