In SQLite, we can use the PRINTF() function or FORMAT() function to format numbers with leading zeros.
DBMS
Database Management Systems
How to Add Leading & Trailing Zeros in Azure SQL Edge
Azure SQL Edge uses a limited version of the SQL Server Database Engine. One of the limitations of Azure SQL Edge, is that it doesn’t currently support CLR-dependent T-SQL functions, such as the FORMAT() function.
This can be a problem when trying to format numbers.
However, there are often ways around such limitations. Here are examples of how we can pad numbers with leading and trailing zeros in SQL Edge.
How to Remove “X Rows Selected” in SQLcl & SQL*Plus (Oracle)
When using SQLcl or SQL*Plus with Oracle Database, you may have noticed feedback at the bottom of your query results that tells you how many rows were selected. For example, 100 rows selected (or however many rows were returned).
If you want to get rid of this, you can use SET FEEDBACK OFF.
You also have the option of setting a row threshold, which allows you to specify how many rows should be returned before feedback is provided.
8 Ways to Add an Hour to a Datetime in MariaDB
There are many ways to perform date arithmetic in MariaDB. This includes adding or subtracting a certain number of a given date part from a date or datetime value.
In this article, I present 8 ways to add an hour to a datetime value in MariaDB.
How to Check the Recovery Model of a Database in Azure SQL Edge using T-SQL
In Azure SQL Edge, you can query the sys.databases catalog view to see the recovery model for each database.
Concatenate a String and a Number in PostgreSQL
PostgreSQL provides us with the following ways to concatenate strings and numbers:
- The
CONCAT()function, which concatenates its arguments. - The pipe concatenation operator (
||), which concatenates its operands.
Examples of each below.