I'm still finding my feet with SQL and trying to calculate how long a certain user has been scanning items during their shift. Each scan is timestamped generating a unique 9 digit sequence number (SEQcolumn) and date/time in the format05-NOV-16 15:35:24(THE_DATEcolumn). The ...
1 oracle sql to calculate gpa from grades 0 Calculation in oracle using SQL 0 PL/SQL assistance to convert each student’s overall score to a letter grade 1 Calculating GPA in query 0 SQL to get grades 0 Pl/SQL procedure to rank highest GPA to lowest 1 How to calculate a G...
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Timestamp offset—The field type will be timestamp offset. Timestamp offset fields support a date, time, and offset from a UTC value. BLOB (binary data)—The field type will be BLOB. BLOB fields support data stored as a long sequence of binary numbers. You need a custom loader or viewe...
SQL Server 2005 and below have no Date data type. Date and Datetime with Timestamp were introduced in SQL Server 2008 so the CAST part will probably work in SQL Server 2008. In prior versions there is some messy code you have to write involving subtraction of time. This is a PostgreSQL...
SELECTTIMESTAMPDIFF(YEAR,birth_date,getDate())ASageFROMyour_table; SQL Copy SQLServer: SELECTDATEDIFF(YEAR,birth_date,getDate())ASageFROMyour_table; SQL Copy Oracle: SELECTEXTRACT(YEARFROMSYSDATE)-EXTRACT(YEARFROMbirth_date)-CASEWHENTO_CHAR(SYSDATE,'MMDD')<TO_CHAR(birth_date,'MMDD')THEN1ELS...
Other Java Date and Time Tutorials You May like: How to compare two dates in Java? (tutorial) How to convert java.util.Date to java.sql.Timestamp in JDBC? (tutorial) How to convert Date to LocalDateTime in Java 8? (tutorial)
When I don't set a time zone in the connection usingSET time_zone =it works fine. But when I do set a time zone, the following happens: UNIX_TIMESTAMP()is still giving the correct result. UPDATE table SET field = FROM_UNIXTIME(..)sets the wrong value in the DB. ...
https://blogs.oracle.com/mysqlinnodb/entry/innodb_recovery_is_now_faster And from the manual: http://dev.mysql.com/doc/refman/5.5/en/innodb-performance-recovery.html “If you kept the size of your redo log files artificially low because recovery took a long time, you can consider increasing...