SELECT EXTRACT(EPOCH FROM INTERVAL '5 days 3 hours'); Result: 442800 Here is how you can convert an epoch value back to a time stamp: SELECT TIMESTAMP WITH TIME ZONE 'epoch' + 982384720 * INTERVAL '1 second'; hour The hour field (0--23) SELECT EXTRACT(HOUR FROM TIMESTAMP '2001-02...
SELECT EXTRACT(EPOCH FROM TIMESTAMP WITH TIME ZONE '2001-02-16 20:38:40-08'); Result: 982384720 SELECT EXTRACT(EPOCH FROM INTERVAL '5 days 3 hours'); Result: 442800 1. Here is how you can convert an epoch value back to a time stamp: SELECT TIMESTAMP WITH TIME ZONE 'epoch' + 9823...
*/ //等待信号,或者CheckPointTimeout超时到了,或者归档超时需要切换xlog文件 now = (pg_time_t) time(NULL); elapsed_secs = now - last_checkpoint_time; if (elapsed_secs >= CheckPointTimeout) continue; /* no sleep for us ... */ cur_timeout = CheckPointTimeout - elapsed_secs; if (XLogA...
If the timestamp is displayed in Unix Epoch time, you can convert it to a user-friendly format: kubectl logs-n<NAMESPACE><CLUSTER>-<N>|\jq-r'select(.logger=="postgres") | [(.ts|strflocaltime("%Y-%m-%dT%H:%M:%S %Z")), .record.message] | @csv' ...
Convert from epoch UTC time to human readable time in .NET C# ? Convert from number to date Convert from using DIV to Table Convert GridView to a DataTable Convert Hash back to String Value convert hijri date to greg date Convert Hijri date to Gregorian date Convert HTML into PDF using Ro...
Convert .csv file to .xls file using Script task in SSIS 2008 Convert blob data to string Convert date and time column into datetime in SSIS Convert DB2 timestamp to SQL Server datetime. convert epoch timestamp to datetime field when importing using ssis into sql server... how? Convert fro...
sc_from_julian: Converts a Julian date to epoch timestamp. sc_to_days: Calculates the number of days since '2020-01-01 12:00:00 UTC'. sc_right_ascension: Calculates the right ascension for a given longitude and latitude. sc_declination: Calculates the declination for a given longitude an...
Cast timestamp fields to::textin PostgreSQL and then convert them usingas.POSIXct()manually in R useRPostgreSQL()instead ... but its slower. I'll dig in to your code a little later and see if I can find it on the R side, but if its in C, I'm pretty useless to help. ...
PostgreSQL has lots of nice date time functions to perform these great feats. Lets say someone handed us a unix timestamp of the form 1195374767. We can convert it to a real date time simply by doing this:SELECT TIMESTAMP 'epoch' + 1195374767 * INTERVAL '1 second'. ...
CREATE OR REPLACE FUNCTION from_unixtime(unixts integer) RETURNS timestamp without time zone AS $BODY$SELECT CAST('epoch' As timestamp) + ($1 * INTERVAL '1 second') $BODY$ LANGUAGE 'sql' IMMUTABLE; --Example use SELECT from_unixtime(1134657687); ...