https://www.youtube.com/watch?v=n2Fluyr3lbc
Learn the basics of PostgreSQL, a powerful and popular relational database system, in just 100 seconds with this concise and engaging video tutorial.

https://www.youtube.com/watch?v=zsjvFFKOm3c
Learn the fundamentals of Structured Query Language SQL! Even though it's over 40 years old, the world's most popular databases still run on SQL.Foreign key

https://www.youtube.com/watch?v=24FRaxoTc_c
In this video, we will see How to Install and setup PostgreSQL in 100 seconds using the Enterprise DB installer. Postgres download: https://www.postgresql.or

https://www.postgresql.org/docs/current/functions-datetime.html
AT TIME ZONE. 9.9.5. Current Date/Time. 9.9.6. Delaying Execution. Table 9.33 shows the available functions for date/time value processing, with details appearing in the following subsections. Table 9.32 illustrates the behaviors of the basic arithmetic operators ( +, *, etc.). For formatting functions, refer to Section 9.8.

http://www.sqlines.com/postgresql/how-to/datediff
SQL Server : -- Difference between Dec 30, 2011 08:55 and Dec 30, 2011 9:05 in weeks SELECT DATEDIFF ( hour, '2011-12-30 08:55', '2011-12-30 09:05') ; -- Result: 1. Note that DATEDIFF returned 1 hour although there is just 10 minutes difference between the datetime values. In PostgreSQL, you can use an expression to define the number of days

https://www.postgresqltutorial.com/postgresql-tutorial/postgresql-interval/
Introduction to PostgreSQL interval data type. The interval data type allows you to store and manipulate a period in years, months, days, hours, minutes, and seconds. The following illustrates the interval type: An interval value requires 16 bytes of storage that can store a period with the allowed range from -178,000,000 years to 178,000,000

https://dba.stackexchange.com/questions/2758/how-to-get-the-timestamp-column-in-only-milliseconds-from-postgresql
Use EXTRACT and the UNIX-Timestamp. SELECT EXTRACT(EPOCH FROM TIMESTAMP '2011-05-17 10:40:28.876944') * 1000; would give. 1305621628876.94. Multiply it by 1000 to turn it into milliseconds. You can then convert it to whatever you want (decimal would be a good choice).Don't forget to keep the timezone in mind.

https://www.postgresqltutorial.com/postgresql-date-functions/postgresql-make_interval/
The MAKE_INTERVAL() function allows you to create an interval from years, months, weeks, days, hours, minutes, and seconds. Here's the syntax of the MAKE_INTERVAL() function: In this syntax: years is an integer representing the number of years. months is an integer representing the number of months. weeks is an integer representing the number

https://www.postgresqltutorial.com/postgresql-date-functions/postgresql-pg_sleep/
The PG_SLEEP() function allows you to create a delay (sleep) in your queries. The function can be useful when you want to test, simulate real-time processes, or add a pause between operations. Here's the syntax of the PG_SLEEP() function: PG_SLEEP(seconds) Code language: SQL (Structured Query Language) (sql) In this syntax, the seconds

https://coefficient.io/postgres-add-column
ALTER COLUMN first_name TYPE VARCHAR(100); ... Add Columns in PostgreSQL in Seconds with Coefficient . ALTER TABLE in PostgreSQL gives you the power to change your database as needed. You can add new columns, modify existing ones, or remove unnecessary data. Remember to plan your changes and test them before applying them to your live database.

https://www.datasciencemadesimple.com/difference-between-two-datetime-timestamp-in-seconds-postgresql/
Simple Difference symbol is used to compute the difference between two date column in the PostgreSQL table in seconds as shown below. 1. select *,round(abs(birthdaytime :: date - examdatetime :: date)*(86400),2) as Seconds_diff from student_detail2; We have typecasted the two date columns to date and then found the difference and converted the

https://stackoverflow.com/questions/70332770/how-to-truncate-seconds-from-timestamp-in-postgres
4. Either truncate the timestamp by minutes using date_trunc, which will return a timestamp without seconds, or use to_char if it is only about formatting the output: Demo: Using date_trunc (result as timestamp): date_trunc. 2022-01-13 11:04:00. Using to_char (result as text): to_char. 2022-01-13 11:04.

https://jscommands.com/learn-postgresql-in-100-seconds/
PostgreSQL in 100 Seconds PostgreSQL in 100 Seconds PostgreSQL is a powerful, open-source relational database management system that has gained popularity for its advanced features and robustness. In this article, we will give you a quick overview of PostgreSQL in just 100 seconds.

https://www.nbcnews.com/sports/olympics/noah-lyles-100-meter-olympic-trials-paris-rcna158462
Lyles ran his semifinal 100-meter heat Sunday in 9.80 seconds, the fastest time in the round at Hayward Field. He advanced to the semifinal with a 9.92 run Saturday night — the best time in the

https://www.postgresql.org/docs/8.2/functions-formatting.html
Data Type Formatting Functions. The PostgreSQL formatting functions provide a powerful set of tools for converting various data types (date/time, integer, floating point, numeric) to formatted strings and for converting from formatted strings to specific data types. Table 9-20 lists them. These functions all follow a common calling convention

https://thehill.com/homenews/campaign/4747530-anthony-scaramucci-donald-trump-joe-biden-lies-debate-stage/
Former White House communications director Anthony Scaramucci blasted former President Trump Friday, accusing his former boss of lying "every 100 seconds" on the debate stage earlier this week.

https://www.msn.com/en-us/sports/other/thompson-wins-jamaica-s-100m-olympic-trials-in-9-77-seconds/ar-BB1p6tIw
In the women's 100m, Shericka Jackson recovered from a bad start to win in 10.84 seconds ahead of rivals Tia Clayton and two-time Olympic champion Shelly-Ann Fraser-Pryce, who ran 10.84secs and 10

https://database.guide/how-pg_sleep-works-in-postgresql/
In PostgreSQL, you can use the pg_sleep() function to delay execution for a given number of seconds.. It makes the current session's process sleep until the specified number of seconds have elapsed. It works similar to MySQL's sleep() function, and also TSQL's waitfor statement in SQL Server.. The pg_sleep() function accepts a double precision argument, so you can also specify fractional

https://database.guide/subtract-seconds-from-a-time-value-in-postgresql/
In PostgreSQL, we can use the -operator to subtract one or more seconds from a time value.. By "time" value, this could be an actual time value, a timestamp, or an interval.We can also subtract seconds from a date value or a date and time combination.. Example. We can specify intervals when performing arithmetic against dates and times.

https://apnews.com/article/shacarri-richardson-olympics-lyles-9fc877483f65ef85fc5c821273470cd4
Richardson notched the latest stop on her "I'm Not Back, I'm Better" tour with a 10.71-second sprint in the 100 meters at U.S. track trials on Saturday that makes her the fastest woman in the world this year and officially earned her a trip to France where the women start racing Aug. 2.. The final marked the third time in this meet that Richardson did not get off to a stellar start.

https://stackoverflow.com/questions/2905692/postgresql-how-to-convert-seconds-in-a-numeric-field-to-hhmmss
I'm new to PostgreSQL (I have been using MS SQL for many years) and need to convert a numeric column which contains a time in seconds to HH:MM:SS format. I have Googled and found that to_char(interval '1000s', 'HH24:MI:SS') works so I am attempting to use this with my field name:

https://database.guide/add-seconds-to-a-time-value-in-postgresql/
In PostgreSQL, we can use the + operator to add one or more seconds to a time value.. By "time" value, this could be an actual time value, a timestamp, or an interval.We can also add seconds to a date value or a date and time combination.. Example. We can specify intervals when adding to dates and times.

https://www.reuters.com/sports/athletics/thompson-sets-world-leading-mark-win-jamaican-100m-2024-06-29/
Kishane Thompson registered a sizzling world-leading mark of 9.77 seconds to win the men's 100 metres at the Jamaican Olympic trials on Friday, becoming the joint ninth fastest man in history.

https://www.nytimes.com/athletic/5585885/2024/06/23/quincy-wilson-400-meter-olympic-trials-teenager/
Wilson, who attends Bullis High School in Potomac, Md., previously set the under-18 world record for the indoor 400 meter in March, running 45.76, a time which would have placed him fourth in the

https://www.unc.edu/posts/2024/06/27/researchers-work-to-combat-rise-in-syphilis-cases/
In the U.S., syphilis is at its highest rate since 1950, with a nearly 80% increase since 2018, while babies born with syphilis have surged 937% in the past decade.. Symptoms of the sexually transmitted infection can include painless ulcers and sores that progress to body rashes on the palms and soles, hair loss, muscle pain and fatigue.

https://www.unc.edu/posts/2024/06/27/unc-chapel-hill-in-top-5-of-the-princeton-reviews-best-value-colleges/
Carolina also ranked second on the list of public universities for financial aid and No. 9 for best schools for making an impact. The latter is based on student survey responses to questions about community service opportunities, student government, sustainability efforts and on-campus student engagement.

https://stackoverflow.com/questions/41923051/pgsql-convert-time-to-second
When you use the extract() function you are getting the value of the date/time part.In your examples, the seconds are zero, so that is what you get. Postgres does support what you want, using the perhaps unintuitive name epoch.Epoch returns the number of seconds. For an date or datetime value, this is the number since 1970-01-01 (the beginning of Unix time).

https://www.nhl.com/ducks/news/ducks-select-center-blais-100th-overall-in-2024-nhl-draft
The Ducks have selected center Alexandre Blais with the 100th overall pick in the 2024 NHL Draft. Blais, 18 (11/14/05), led Rimouski Oceanic of the QMJHL in points and assists after recording 24

https://dba.stackexchange.com/questions/81035/get-seconds-of-day-in-postgres
In Java we use Joda-Time to get the seconds of a day as an int value (despite the date): date: 10-10-2014 00:00:30 -> second 30 of day date: 11-10-2014 00:01:30 -> second 90 of day date: 12-10- Skip to main content ... postgresql; datetime; or ask your own question. Featured on Meta Upcoming sign-up experiments related to tags

https://stackoverflow.com/questions/51875473/convert-time-in-the-form-mmss-into-seconds-in-postgres
My table has duration data in the as a text field stored as minutes:seconds, i.e 4:52 I want the value as total seconds (i.e 4 x 60) + 52 = 292. But table also contains values such as. 3:34:21 (3 hours, 34 minutes and 21 seconds) 21 (21 seconds) How can I write SQL to correct calculate duration in seconds for all these cases. Update