Hello everyone! Ask Question Asked 7 years, 6 months ago. The name of a variable in the code, in the form XXX (a global variable) or CCC::MMM (a member MMM in class CCC).Examples: COND_thread_cache, THR_LOCK_myisam, BINLOG::LOCK_index. Why? mysql column naming conventions for foreign keys. For example: is it good to use tablenames in column names like: table => tb_id,tb_text,tb_name and such. database and table names are not case sensitive in Windows, and case sensitive in most varieties of Unix. Sure, we know that in our php coding we can specify which column name refers to which table (eg. And, when JOINing, you should use table names (or aliases) on every column name to make it clear what table the column comes from. phantom007 2012-01-22 06:51:54 UTC #1. Poorly-named tables and other objects make it difficult to maintain databases. Too much clutter. Table names must follow the rules for SQL Server identifiers, and be less than 128 characters. General rules for MySQL database tables, fields, indices and queries. Posted by: Paul Whipp 9 years, 10 months ago (8555 hits) I am sometimes asked about my naming convention for MySQL. If I would use id_user I would avoid postfixing and named other self-columns without post/prefix. Letter-casing Conventions SQL commands, datatypes, and constraints (e.g. One notable exception is Mac OS X, which is Unix-based but uses a default file system type (HFS+) that is not case sensitive. user_columnName, do it with id too. Database. SQL naming conventions for tables, and all the associated objects such as indexes, constraints, keys and triggers, are important for teamwork. I am looking for a standard naming convention for databases. DEFAULT, PRIMARY KEY, AUTO INCREMENT, etc.) Probably there is some kind of overall naming convention out there, looked on google and such but only found conventions that people personally liked but no standards. A name for the major element (a server module such as myisam, innodb, mysys, or sql) or a plugin name. All databases must use UTF8 charset. A clear naming convention has been essential for me for years because it is sometimes years that pass before I have to revisit some database that I wrote or modified for a client. Column and index names are not case sensitive on any platform, nor are column … Naming conventions General. ... Indent the constraint so that it aligns to the right of the column name. A possible exception is id--> foo_id to be consistent with references to it in other tables. Don't prefix column names with the table name. MySQL Coding Standards and Naming Conventions. Database name must have the same name as project name. cat.CatID, contact.CatID), but we kind of like the fact that our column naming conventions … Engine is always MyISAM except in special case when required different. and. Database, table, and column names cannot end with space characters." MySQL table and column Naming Conventions. Ensure the name is unique and does not exist as a reserved keyword. Don't prefix table names with the database name. ... (92, 99 and 2003), MySQL 3 to 5.x, PostgreSQL 8.1, MS SQL Server 2000, MS ODBC and Oracle 10.2 reserved keywords. MySQL Naming Convention Engine and charset. should be in ALLCAPS.It is legal to write commands in lowercase, but this often leads to subtle bugs with lowercase attribute/column names, so we expect you to use the ALLCAPS convention for any commands or datatypes. Databases. If you will name all columns with prefix e.g. As project name fields, indices and queries reserved keyword prefix table names the... Tablenames in column names like: table = > tb_id, tb_text, tb_name and such with space.! Table = > tb_id, tb_text, tb_name and such for example: is it good to tablenames. Table names must follow the rules for SQL Server identifiers, and constraints ( e.g we know that in php! 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