SELECT Customer.Name, Customer.Address FROM Customers AS Customer WHERE Customer.Name > "def". ', If I was that particular my table name would be sock_pair, @AlexandreMartini Exactly. pants I only use nouns for my table names that are spelled the same, whether singular or plural: moose customer_historic_invoice_billed (32 characters) could become customer_historic_invc_blld (27 characters)), Abbreviating words in the table name using commonly known abbreviations (e.g. I would call the table NewsItem and a collection NewsItems. I have several reasons for this, which I’ll mention shortly. Interesting to see that after all this time, the popular choices of "singular" and "plural" are. @ Ian: That's because a table is generic, and can be compared to a shipping container (can contain nearly anything, from apple crates to crates of Harley Davidson motorcycles). LINQ supports pluralized table names because pluralized table names are… I’ll consider it next time I’m doing a green field. If you kept using this standard, you’d have to rename it from tbl_ to vw_, causing your code to break unless you changed the code. I agree. Use Singular Nouns for Table Names. Use plural names. That's the disconnect all the plural/singular folk seem to have. "Each Team may have only one Main Coach and many secondary Coaches" , which is described: Team->MainCoach , Team->>SecondaryCoach. So I would go for plural in that domain. Switching between singular and plural or sometimes abbreviating words and sometimes not is much more aggravating. Insert results of a stored procedure into a temporary table. (that's how i ended up in this thread, to get a confirmation on what should be the "best practice" for naming tables). I've always used singular simply because that's what I was taught. What I'm interested in is your opinion about using singular vs plural form of table names. If you avoid using prefixes in your SQL table names, it makes maintenance easier. exactly. There’s no need to abbreviate words just for the sake of it. aircraft Newss? It just means a collection that stores apples. You should have a naming convention and you should follow it consistently. Table names are plural, field name is singular Table names should not contain spaces, words should be split_up_with_underscores. Whether it'll hold one instance or multiples depends on how it's used. It doesn’t care what case your table names are in. It’s easier for these developers to understand singular versions of words. Requirement to pay for quarantine when entering New Zealand? (Related – How to Become a Database Developer: The Definitive Guide). It does not make sense for a singular instance to fetch all records, example: $user->get_all() //does not make sense. We are trying to map a language with highly irregular grammar and semantics (normal spoken and written language) to a highly regular (SQL) grammar with very specific semantics. While some people claim UPPER CASE IS FASTEST: Others do not agree on the "correct" case: There seems to be a tendency towards writing identifiers in lower case, with no agreement on the case of keywords. I am of the firm belief that in an Entity Relation Diagram, the entity should be reflected with a singular name, similar to a class name being singular. How about using an alias/AS to get around that one issue? Two things. The naming convention for the table name is as in the following: Each View name should follow the syntax "vw_". site design / logo © 2020 Stack Exchange Inc; user contributions licensed under cc by-sa. A table stores rows. Proper SQL Table Names - Singular or Plural. you maybe b/c each ID is selected from a particular single row ...? It really helps the plurality stand out, and I can easily and programatically determine what the collection of things would look like. These SQL table naming conventions can be applied across any relational database. I especially like the SQL statement comment. As others have mentioned here, conventions should be a tool for adding to the ease of use and readability. 1 answer. Hi Ivan, an array is similar to a table in that it can contain zero, one, or many objects. Well, it might not be that easy, but it’s easier than plural names. Vote count for answer number 2 is higher than that for number 1. A table is a collection of elements of a specific type that can be sorted, queried, etc. Persons? In this case, it would be student_subject (or subject_student). In this example, I could name the table subject_enrolment or class_enrolment or something, which reflects the fact a student has enrolled in a subject. For example, a user table, the table name is user or users more appropriate? Name tables in singular. I have a very specific naming convention that I use in all my projects. Us plural guys either name the 'id' column 'id' like you do, or 'singular_id'. SELECT * FROM user; See this question and discussion. Who's never written select user.id from users? Reason 3. However, using prefixes on an object name not only wastes valuable characters, it also makes maintenance worse. A 'bag' of apples doesn't become a 'bags' when it contains many apples. Or would you call the table 'New'? My take is in semantics depending on how you define your container. The last word of the table name should be end with the character "s" (or "es") to indicate plural. You should have a naming convention and you should follow it consistently. Multiple apples are also a "set of Apples". When was the first full length book sent over telegraph? The point of ORM is an abstraction of the object, granting this flexibilty. Couldn't disagree more. That's for style. 13th Mar 2012. You can argue the table represents a single entity and as such deserves a singular name, or that it contains multiple instances of an entity so it should be plural. In other words, when I think about entities and how they are related I think of relations in singular, but of course, when I think of the entities in collections or sets, the collections or sets are plural. My suggestion would be to always go with names in the singular. Not doing this looses expressiveness. Inflecting the noun without a precise and absolute semantic reason is babbling. 3 : tablet sense 1a. I agree.. why the inconsistency between code and storage? Sometimes when writing queries it is handy to know that the table you are querying really is a ta Table Naming Dilemma: Singular vs. Plural Names [closed], http://vyaskn.tripod.com/object_naming.htm#Tables, http://justinsomnia.org/writings/naming_conventions.html, http://www.xaprb.com/blog/2008/10/26/the-power-of-a-good-sql-naming-convention/, How digital identity protects your software, Podcast 297: All Time Highs: Talking crypto with Li Ouyang, Database tables naming, plural or singular, REST URI convention - Singular or plural name of resource while creating it. share. Probably the most logical argument on this subject I've ever seen, and makes me glad I spent that time on Latin. I stick with singular for table names and any programming entity. Thus, singular. Whether it contains multiple rows or a single row does not impact its name, and therefore the name should be singular. Regarding adding “_table” to the end of the table name, I don’t think this is necessary. I also like to name all the ID columns as Id, not ChickenId or ChickensId (what do plural guys do about this?). What if you have to spell-check all code or else it will not compile ;) ? For new projects or where you can easily change the name of entities then I would say you must use singular names, for older projects you'll need to be a bit more pragmatic! The world is getting smaller, you may have a team of different nationalities, not everybody has English as a native language. By default, the Entity Framework will assume that all of the names of your tables in your database are either pluralised, or in the case of code first, you would like them to be pluralised when created. Let me know in the comments below. Source: Yes I agree. Close. If I weren't concerned about the stuffy heads that might see the code, I would have kept it that way. I dislike any T-SQL that requires square brackets around names, but I have renamed a Users table to the singular, forever sentencing those using the table to sometimes have to use brackets. The number of articles for each opinion shouldn’t matter. Reason 2. All this is because I don't have proper respect for the database systems, I am just reapplying one-trick-pony knowledge from OO naming conventions like Java's out of habit and laziness. the main thing many people are not aware here is what they are naming... you are giving name to a relation (a single record in the table), not the set of records in the table. Singular. I use plural table names. With regards to database table and column names, I lean towards a certain convention: A database table is a set, and every row is an object. Update the question so it can be answered with facts and citations by editing this post. Closer to my take, but mine is that the table's storage of multiple users is actually incidental, and that any singular user is represented by the table, or rather the relation that is a set of tuples representing a User entity. Torture developers but I agree with stick with plural table names should be in... Is a bit cumbersome the singular-plural chasm singular simply because that 's I! Arindam `` UserRule '' or `` rows '' all of the collection my vocabulary does the Ukulele have very! Way to separate words, to someone who sees the world through DBA eyes, singular sounds someone! Table name or to use plural names to underscores because I disagree with the name user could be to... Quite elegant at first glance 6.x mixed singular/plural usage and this convention has been part of relational theory long before. The so, why not use the singular as its records are considered to consistent. 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