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How dynamic data is stored in SQL Server?
First, declare two variables, @table for holding the name of the table from which you want to query and @sql for holding the dynamic SQL. Second, set the value of the @table variable to production. products . Fourth, call the sp_executesql stored procedure by passing the @sql parameter.
How do you store dynamic data?
How to store data with dynamic number of attributes in a database
- Having one single field named “attributes” in the object’s table and store the data serialized or json’ed in there.
- Storing the data in two tables (objects, attributes) and using a third to save the relations, making it a true n:m relation.
Can you store files in a relational database?
A relational database is fully ACID, a filesystem is atomic at best. So you can’t have both your database and your filesystem participate in a single/global transaction (XA). In addition having a filesystem next to your database might require extra effort to secure and backup since you have two systems instead of one.
Where are dynamic SQL queries stored?
@statement
The dynamic SQL is highlighted in green. This is the SQL that is built for each @birthYear. As the SQL is built, it is stored in @statement. It is then executed using sp_executesql, which we’ll explain below.
How are images stored in a relational database?
Storing Images and Files in a Relational Database Each image or file is saved as a separate row in a database table. Instead of a table, you can use an updateable view. You need a varchar(max) column which can hold the content (in base-64 encoded text format).
How to store data with dynamic number of attributes?
You could put the attribute names into the table with the values, or normalize them out in a separate table and only use the primary key in the value table. You may also find that you have combinations of data.
Is it good to use a relational database?
If you are using a relational db, then I think you did a good job listing the options. They each have their pros and cons. YOU are in the best position to decide what works best for your circumstances.
Do you need to query data with SQL?
The serialized approach is probably the fastest (depending on your code for de-serializing), but it means that you won’t be able to query the data with SQL. If you say that you don’t need to query the data with SQL, then I agree with @longneck, maybe you should use a key/value style db instead of a relational db.