This is day thirteen of the SQL Advent 2012 series of blog posts. Today we are going to look at servers where everything is installed and enabled.
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Browsing "sql advent 2012"
This is day twelve of the SQL Advent 2012 series of blog posts. Today we are going to look at SQL Server proactive notifications
This is day eight of the SQL Advent 2012 series of blog posts. Today we are going to look at foreign keys
That is all for day eight of the SQL Advent 2012 series, come back tomorrow for the next one, you can also check out all the posts from last…
This is day seven of the SQL Advent 2012 series of blog posts. Today we are going to look at constraints
SQL Server supports the following types of constraints: NOT NULL, CHECK, UNIQUE, PRIMARY KEY and FOREIGN KEY. Using constraints is preferred to using DML Triggers, rules, and defaults. The query optimizer will also use constraint definitions to build high-performance query execution plans.
Every company needs to have standards that developers need to follow in order to make maintenance easier down the road. There are several things that you can standardize on:
The naming of objects
The layout of code including comments
The way that e…
Today we are going to look at why you need to be able to write your own DDL statements.
Read the following two lines, have you ever answered that or has anyone every answered that when asked this question?
Question: How do you add a primary key to a table?
Answer: I click on the yellow key icon in SSMS!
SQL Server has two data types to store character data, both of them come in fixed and variable length sizes. The char and varchar data type uses one byte of store to store one character, the nchar and nvarchar data type uses two bytes of store to store one character. The nchar and nvarchar data types are used to store unicode of data
This post shows how having a database that is not correctly sized will impact performance