sql server table naming conventions examples

Example 1: To subscribe to this RSS feed, copy and paste this URL into your RSS reader. For example, you store all your customer information in a table. This post is not here to tell anyone how to define their naming conventions, especially for things outside of SQL Server. Nice discussion and the feedback has been a good exchange of personal views which is always nice to see. So, i personally would promote the use of triggers, especially for large databases, with lot of rows, to reduce the overhead , for implicit automation from the database, etc. Naming. It’s a good SQL table naming convention to follow. Of course, this mainly just personal taste. She primarily focuses on the database domain, helping clients build short and long term multi-channel campaigns to drive leads for their sales pipeline. QUOTED_IDENTIFIERMost code examples in the Transact-SQL Reference have been tested on servers that are running a case-sensitive sort order. How digital identity protects your software, Podcast 297: All Time Highs: Talking crypto with Li Ouyang, Add a column with a default value to an existing table in SQL Server, How to return only the Date from a SQL Server DateTime datatype. Is there a good reason to use uppercase names for keywords, or is it a “tradition”? Nest single quotes to express a single quote or apostrophe within a string, For example, SET @sExample = ‘SQL”s Authority’, WHERE (color=’red’ AND (size = 1 OR size = 2)). Find all tables containing column with specified name - MS SQL Server. When creating an FK, the default name of the FK is the same name as the source PK. It helps to ensure that developers and DBAs can easily find objects and … These and other poor naming decisions can wreak havoc tbli (intersection table), tbl (standard data table), tblw (working or temp table), tlbv (used for a view), etc…. Table Names, Column Names, Index Names, SQL Server Script Names, Stored Procedures Names? In the case of an Employee who has a supervisor reference, you still end up with: Table: Employee PK: numID Col: numSupervisorID Col: txtName Col: txtAddress1 Col: numStateID Col: dteCreated Col: dteModified. 2. But each and every organization has its own naming conventions. Makes it easier to find a stored procedure or to know the purpose of a table. I agree with Rich about the ID, but not the table name. Pinal Dave is a SQL Server Performance Tuning Expert and an independent consultant. Naming Conventions for Database Objects It is possible to run test cases against a production server. I've been writing SQL for a number of years now on various DBMS (Oracle, SQL Server, MySQL, Access etc.) My experience is with MS SQL only, which works with any case I use. Because of my scenario, we have one application called “Business Enterprise”. I never really got past the “Notes: The use of triggers is discouraged”. tbl’s are the standard data tables. SQL Server Database Coding Standards and Guidelines – Part 1. If the The rules for naming database objects (such as tables, columns, views, and database procedures) are as follows: • Names can contain only alphanumeric characters and must begin with an alphabetic character or an underscore (_). For example, in SQL Server we may have a table … We have a database where we would like to enforce naming conventions. , so please vote for closing this one (I don't understand why I can't close my own question?!?). The modern IDE’s will highlight keywords, so that they stand out. Do not use TEXT as a data type; use the maximum allowed characters of VARCHAR instead, In VARCHAR data columns, do not default to NULL; use an empty string instead, Columns with default values should not allow NULLs, As much as possible, create stored procedures on the same database as the main tables they will be accessing. If table names contain any characters except letters, numbers, and underscores, the name must be delimited by enclosing it in back quotes (`). STOP SHOUTING! This is a standard naming convention that is used in the master database. Are two wires coming out of the same circuit breaker safe? e.g. For example, "select CustomerId, CustomerName from MyAppGroupTable where CustomerName = '%S'" shows the notation for the table name distinguishing it from the SQL keywords used in the query. Pinal is also a CrossFit Level 1 Trainer (CF-L1) and CrossFit Level 2 Trainer (CF-L2). SQL Server Database Coding Standards and Guidelines – Part 1, Tables: Rules: Pascal notation; end with an ‘s’, Stored Procs: Rules: sp_[_]