Question : I have a DB with a table which has a column datetime Date_Time. The format of this is […]
Tag: datetime
Group by range DATIME of 2h up or down – Mysql
Question : Well, I have a table with some columns that some of these are repeated, but the time is […]
How to display the number of days elapsed between two dates denoted in columns-specifically those exceeding 30 days?
Question : Perhaps I’m overthinking this Oracle SQL query, but I’m attempting to display the number of days elapsed between […]
How to encode a known date but unknown year?
Question : I am using a Postgres database, and have a table with a date-time field. For many records, we […]
How do I find the next saturday in MySQL
Question : I have trigger and a stored procedure in it (so SP runs when trigger runs). I need a […]
Incorrect datetime value Mysql
Question : Good morning. Mysql 5.7.25: insert into mytable values(‘2019-03-31 02:06:29’) return error “#1292 Incorrect datetime value” but: insert into […]
How can I speed up a DateTime comparison query in MySQL?
Question : I am performing the following query on a MySQL table with around a million records ( ~350MB ). […]
How can I speed up a DateTime comparison query in MySQL?
Question : I am performing the following query on a MySQL table with around a million records ( ~350MB ). […]
Postgresql update timestamp without timezone to have timezone
Question : When I created the table, a Timestamp column without timezone was created. All the imported time is in […]
Leap second in Database system (Postgresql and SQL Server)
Question : This night will be longer because of leap second: https://en.wikipedia.org/wiki/Leap_second My impact will be minimal in my case, […]