In Oracle Database, you can use the TO_CHAR() function to convert a number to its hexadecimal equivalent. To do this, use the X format element.
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Capitalization of Day and Month Names When Formatting Dates in Oracle
When getting the day and/or month name from a date in Oracle, you may want to return it in uppercase, lowercase, or title case.
Fortunately, this is easy to do. The result reflects the capitalisation of your format model.
SQLcl Formatting Options (Oracle)
When using SQLcl to query Oracle Database, you can use the SET SQLFORMAT command to determine the format of the results.
You can also use inline comments to specify the format from directly within your query.
Export Oracle Query Results to an HTML File when using SQLcl
When using SQLcl with Oracle Database, you can use the SPOOL command to export your query results to a file with an .html extension, and you can set SQLFORMAT to html in order to output the actual query results in HTML format.
2 Ways to Replace a Substring in MariaDB
If you need to replace a substring with another string in MariaDB, here are two approaches that you can use.
How to Export Query Results to a CSV File in SQL Developer (Oracle)
You can do this to export your query results to a CSV file when using SQL Developer to query Oracle Database.
Return the Short Month Name from a Date in Oracle
In Oracle Database, we can use the TO_CHAR(datetime) function to return the various date parts from a datetime value, including the short month name.
The short month name is also referred to as the abbreviated month name. Examples of returning the short month name are below.
UID – Return the ID of the Current Session in Oracle
In Oracle Database, the UID function returns an integer that uniquely identifies the session user (the user who logged on).
How to Export Query Results to a CSV File in SQLcl (Oracle)
If you’re using SQLcl to run queries against Oracle Database, then you can use the SPOOL command to export your query results to a CSV file.
4 Ways to Separate Hours, Minutes, and Seconds from a Time Value in MariaDB
MariaDB has several functions that enable you to extract various date and time parts from date/time values. You can use these to separate each date/time component into its own column if required.
Below are four ways to extract the hours, minutes, and seconds from a time value in MariaDB. As a bonus, we’ll also include microseconds.