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It does not create a new type hence does not increase type safety. It can be used to shorten a long name. It can be used to shorten a long name. Languages allowing type aliasing include: C++ , C# Crystal , D , Dart , Elixir , Elm , F# , Go , Hack , Haskell , Julia , Kotlin , Nim , OCaml , Python , Rust , Scala , Swift and TypeScript .
In computing, alias is a command in various command-line interpreters , which enables a replacement of a word by another string. [1] It is mainly used for abbreviating a system command, or for adding default arguments to a regularly used command.
MySQL Workbench is the first MySQL family of products that offer two different editions - an open source and a proprietary edition. [31] The "Community Edition" is a full featured product that is not crippled in any way.
For example, it might be common to use a table alias such as "pi" for a table named "price_information". The general syntax of an alias is SELECT * FROM table_name [AS] alias_name. Note that the AS keyword is completely optional and is usually kept for readability purposes. Here is some sample data that the queries below will be referencing:
The example ~/.bash_profile below is compatible with the Bourne shell and gives semantics similar to csh for the ~/.bashrc and ~/.bash_login. The [ -r filename] && cmd is a short-circuit evaluation that tests if filename exists and is readable, skipping the part after the && if it is not.
Aliasing can occur in any language that can refer to one location in memory with more than one name (for example, with pointers).This is a common problem with functions that accept pointer arguments, and their tolerance (or the lack thereof) for aliasing must be carefully documented, particularly for functions that perform complex manipulations on memory areas passed to them.
MySQL ships with many command line tools, from which the main interface is the mysql client. [125] [126] MySQL Utilities is a set of utilities designed to perform common maintenance and administrative tasks. Originally included as part of the MySQL Workbench, the utilities are a stand-alone download available from Oracle.
The variables p and q cannot alias (i.e., they never point to the same memory location). The variables p and q must alias (i.e., they always point to the same memory location). It cannot be conclusively determined at compile time if p and q alias or not. If p and q cannot alias, then i = p.foo + 3; can be changed to i = 4.