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A database dump contains a record of the table structure and/or the data from a database and is usually in the form of a list of SQL statements ("SQL dump"). A database dump is most often used for backing up a database so that its contents can be restored in the event of data loss.
Note that even though in the above table Start time and End time attributes have no duplicate values for each of them, we still have to admit that in some other days two different bookings on court 1 and court 2 could start at the same time or end at the same time. This is the reason why {Start time} and {End time} cannot be considered as the ...
Columns have unique names within the same table. Each column has a domain (or data type) which defines the allowed values in the column. All rows in a table have the same set of columns. This definition does not preclude columns having sets or relations as values, e.g. nested tables. This is the major difference to first normal form.
Columns of any conceivable data type (from string types and numeric types to array types and table types) are then acceptable in a 1NF table—although perhaps not always desirable; for example, it may be more desirable to separate a Customer Name column into two separate columns as First Name, Surname.
An arrest has been made in the case of a family in Brazil who were poisoned on Christmas Eve after eating a cake containing arsenic.. Three people died and three others were hospitalized after the ...
(Reuters) - Bumble said on Monday Anu Subramanian will step down as chief financial officer, effective March 14, 2025. Subramanian, who joined the dating app operator as CFO in 2020, played a key ...
U.S. investors are preparing for a swathe of changes in 2025, from tariffs and deregulation to tax policy, that will ripple through markets as President-elect Donald Trump returns to the White ...
To gather the necessary information for the logs, two data structures have to be maintained: the dirty page table (DPT) and the transaction table (TT). The dirty page table keeps record of all the pages that have been modified, and not yet written to disk, and the first Sequence Number that caused that page to become dirty.