MySQL provides us with a bunch of functions that can modify JSON values. Here are ten functions that we can use to modify JSON values in MySQL.
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6 Ways to Extract JSON Data in MySQL
In MySQL, we have several options when it comes to extracting data from JSON documents. Below are six methods we can use to do this.
Continue readingGenerate a Range of Sequence Numbers in SQL Server (sp_sequence_get_range)
In SQL Server, we can use the sp_sequence_get_range stored procedure to generate a range of sequence numbers from a sequence object.
7 Functions that Create JSON Values in MySQL
MySQL includes some inbuilt functions that can be used to create JSON values, such as JSON arrays, JSON objects, or a quoted string literal.
Here are seven functions that allow us to create JSON values in MySQL.
Continue readingHow to Order a Query in SQL Server when using a Sequence to Number the Results
One common use case for sequences in SQL Server is to use them to number the results of a query. For example, we can add a column that has a number that increments with each row, similar to a row counter (but with a sequence that we define).
Continue readingMySQL JSON Functions & Operators
Below is a list of the JSON functions and operators available in MySQL.
Continue readingFix Error Msg 220 “Arithmetic overflow error for data type…” in SQL Server
If you’re getting error msg 220 that reads something like Arithmetic overflow error for data type…, it’s probably because you’re trying to convert a value to a data type that can’t handle that value. For example, trying to convert a number to a smallint but the number’s too big to fit into a smallint.
To fix this issue, make sure you convert the value to a data type that can handle the size of the number that you’re trying to convert.
Continue readingHow to Add a Root Element when using FOR XML in SQL Server
If you’re using FOR XML in SQL Server to output your query results as XML, you might find yourself in the situation where the XML returned has no root element. Fortunately adding a root element is easy, as I’ll show you in this article.
3 Ways to Unquote a JSON Value in MySQL
In MySQL, we have several options when it comes to removing the quotes from a JSON value.
For example, normally if we return a string value from a JSON document, we would get that value along with its quotes. But sometimes we might not want the quotes. Below are three methods we can use to unquote a JSON value in MySQL.
Continue reading2 Ways to Apply a Sequence to a Table in SQL Server
In SQL Server, we can create sequence objects in order to generate a range of numbers that increment with each call to the sequence.
Although sequences are similar to identity columns, they are different in that they are generated independently of any table. It’s up to the application to generate the next sequence number before inserting it into the table. Therefore, we can apply a sequence to a table in the same way we would insert any other data into a table.
Here are two ways to apply sequence numbers into a table in SQL Server.
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