Legislative Bills. Legislation begins with the submission of a bill to the legislature for consideration. A bill is a draft, or tentative version, of what might become part of the written law.
SQL Server 2005: using symmetric keys to encrypt data. In SQL Server 2005, the recommended method for encrypting data is to use symmetric keys. A symmetric key can be created using the CREATE SYMMETRIC KEY statement. Information about symmetric keys is stored in the sys.symmetric_keys catalog.
Primary key not null in SQL Server. A Jr. Developer asked me why a primary key not null in SQL Server. A primary key uniquely identifies a row in a table and a NULL canât identify any row. Moreover, a primary key is used to find rows in a table and is essential for indexing and maintaining data. Letâs see what happens if we try to add a primary key constraint on a null able column. As shown in above image, the SQL Server terminates with error when creating primary key on a null able column. Letâs see the behavior when defining composite primary key. The SQL Server again terminates with error.