What is SQL Server documentation?
The process of documenting a SQL Server database is a complete and continuous process that should start during the database design and development phases and continue during all database related life cycles in a way that ensures having an up-to-date version of the database documentation that reflects reality at any …
What are internal tables in SQL Server?
Internal tables do not contain user-accessible data, and their schema are fixed and unalterable. You cannot reference internal table names in Transact-SQL statements. For example, you cannot execute a statement such as SELECT * FROM
How select statement works internally in SQL Server?
SQL Query mainly works in three phases . 1) Row filtering – Phase 1: Row filtering – phase 1 are done by FROM, WHERE , GROUP BY , HAVING clause. 2) Column filtering: Columns are filtered by SELECT clause. 3) Row filtering – Phase 2: Row filtering – phase 2 are done by DISTINCT , ORDER BY , LIMIT clause.
Is SQL Server Microsoft product?
Microsoft SQL Server is a relational database management system developed by Microsoft.
How do I use SQL Server?
- Prerequisites. SQL Server Management Studio installed.
- Connect to a SQL Server instance.
- Troubleshoot connectivity issues.
- Create a database.
- Create a table in the new database.
- Insert rows into the new table.
- Query the table and view the results.
- Verify your connection properties by using the query window table.
Are there any documentation tools for SQL Server?
There are so many different products on the market for all different aspects of SQL Server and SQL Server documentation tools is another one of those product segments. I knew there were a few tools that existed, but once I started digging in and searching the internet I was surprised to find so many tools.
How much does it cost to create documentation for SQL Server?
To build the documentation there is not much that needs to be done; a couple options to set and then a click to generate the files. The cost of these tools starts around $99. Here is a list of tools based on different components of SQL Server where you may want to generate documentation.
How are pages and extents allocated in SQL Server?
SQL Server uses two types of allocation maps to record the allocation of extents: Global Allocation Map (GAM) GAM pages record what extents have been allocated. Shared Global Allocation Map (SGAM) SGAM pages record which extents are currently being used as mixed extents and also have at least one unused page.
What is the ColumnStore index architecture in SQL Server?
SQL Server reads only the columns required for the result, as referenced by a SELECT statement, JOIN predicate, or filter predicate. For more information on columnstore indexes, see Columnstore Index Architecture.