Merge pull request #297 from jpjoao/docs

Fix small issues with docs
This commit is contained in:
Ben Ramsey
2020-03-15 12:18:48 -05:00
committed by GitHub
7 changed files with 20 additions and 20 deletions
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@@ -14,7 +14,7 @@ There are several strategies to consider when working with UUIDs in a database.
Among these are whether to store the string representation or bytes and whether
the UUID column should be treated as a primary key. We'll discuss a few of these
approaches here, but the final decision on how to use UUIDs in a database is up
to you, since your needs will be different from those of others.
to you since your needs will be different from those of others.
.. note::
@@ -178,7 +178,7 @@ Using As a Primary Key
In the previous examples, we didn't use the UUID as a primary key, but it's
logical to use the ``notes.uuid`` field as a primary key. There's nothing wrong
with this approach, but there are a couple points to consider:
with this approach, but there are a couple of points to consider:
* InnoDB stores data in the primary key order
* All the secondary keys also contain the primary key (in InnoDB)
@@ -208,11 +208,11 @@ Using As a Unique Key
Instead of :ref:`using UUIDs as a primary key <database.pk>`, you may choose to
use an ``AUTO_INCREMENT`` column with the ``int unsigned`` data type as a
primary key, while using a ``char(36)`` for UUIDs and setting a ``UNIQUE KEY``
on this column. This will aid in lookups, while helping keep your secondary keys
on this column. This will aid in lookups while helping keep your secondary keys
small.
.. code-block:: sql
:caption: Use auto-incrementing column as primary key, with UUID as unique key
:caption: Use an auto-incrementing column as primary key, with UUID as a unique key
:name: database.id-auto-increment-uuid-unique-key
CREATE TABLE `notes` (
@@ -237,7 +237,7 @@ will become slower and slower.
.. note::
See Percona's "`Storing UUID Values in MySQL`_" post, for more details on
performance of UUIDs as primary keys.
the performance of UUIDs as primary keys.
To minimize these problems, two solutions have been devised:
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@@ -19,7 +19,7 @@ following message:
.. code-block:: text
Package rhumsaa/uuid is abandoned, you should avoid using it. Use
Package rhumsaa/uuid is abandoned; you should avoid using it. Use
ramsey/uuid instead.
Don't panic. Simply execute the following commands with Composer:
@@ -41,7 +41,7 @@ Why does ramsey/uuid use ``final``?
You might notice that many of the concrete classes returned in ramsey/uuid are
marked as ``final``. There are specific reasons for this choice, and I will
offer a few solutions for those looking to extend or mock the classes, for
offer a few solutions for those looking to extend or mock the classes for
testing purposes.
But Why?
@@ -113,7 +113,7 @@ At the same time, ramsey/uuid is able to guarantee that neither a
`downstream`_ code.
UUIDs have specific rules that make them practically unique. ramsey/uuid ensures
that other code cannot change this expectation, while allowing your code and
that other code cannot change this expectation while allowing your code and
third-party libraries to change how UUIDs are generated and to return different
types of UUIDs not specified by `RFC 4122`_.
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@@ -14,10 +14,10 @@ Nonstandard UUIDs
Outside of `RFC 4122`_, other types of UUIDs are in-use, following rules of
their own. Some of these are on their way to becoming accepted standards, while
others have historical reasons for remaining valid today. Still others are
others have historical reasons for remaining valid today. Still, others are
completely random and do not follow any rules.
For these cases, ramsey/uuid provides special functionality to handle these
For these cases, ramsey/uuid provides a special functionality to handle these
alternate, nonstandard forms.
Version 6: Ordered-time
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@@ -142,7 +142,7 @@ arranged like this:
Networking protocols usually use big-endian ordering, while computer
processor architectures often use little-endian ordering.
The terms originated in Jonathan Swift's *Guilliver's Travels*, where the
The terms originated in Jonathan Swift's *Gulliver's Travels*, where the
Lilliputians argue over which end of a hard-boiled egg is the best end to
crack.
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@@ -17,10 +17,10 @@ Version 6 UUIDs solve `two problems that have long existed`_ with the use of
:ref:`version 1 <rfc4122.version1>` UUIDs:
1. Scattered database records
2. Inability to sort by identifier in a meaningful way (i.e., insert order)
2. Inability to sort by an identifier in a meaningful way (i.e., insert order)
To overcome these issues, we need the ability to generate UUIDs that are
*monotonically increasing*, while still providing all the benefits of version
*monotonically increasing* while still providing all the benefits of version
1 UUIDs.
Version 6 UUIDs do this by storing the time in standard byte order, instead of
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@@ -109,7 +109,7 @@ If using the *person* or *group* domains, ramsey/uuid will attempt to look up
these values from the local machine. On `POSIX`_ systems, it will use ``id -u``
and ``id -g``, respectively. On Windows, it will use ``whoami`` and ``wmic``.
The *org* domain is site-defined. Its intent it to identify the organization
The *org* domain is site-defined. Its intent is to identify the organization
that generated the UUID, but since this can have different meanings for
different companies and projects, you get to define its value.
@@ -201,7 +201,7 @@ Limited Uniqueness
------------------
With the inclusion of the local identifier and domain comes a serious limitation
in the amount of unique UUIDs that may be created. This is because:
in the number of unique UUIDs that may be created. This is because:
1. The local identifier replaces the lower 32 bits of the timestamp.
2. The domain replaces the lower 8 bits of the clock sequence.
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@@ -36,7 +36,7 @@ There are a lot of new features in ramsey/uuid! Here are a few of them:
* Rfc4122\\NilUuid
* Add classes to represent version 6 UUIDs, GUIDs, and nonstandard
(non-RFC 4122 variant) UUIDs:
(non-RFC 4122 variants) UUIDs:
* :php:class:`Nonstandard\\UuidV6 <Ramsey\\Uuid\\Nonstandard\\UuidV6>`
* :php:class:`Nonstandard\\Uuid <Ramsey\\Uuid\\Nonstandard\\Uuid>`
@@ -70,7 +70,7 @@ standard functionality and API found in version 3 will not differ much.
use :php:interface:`UuidInterface <Ramsey\\Uuid\\UuidInterface>`.
* The :ref:`return types for three methods <upgrading.3-to-4.return-types>`
defined on :php:interface:`UuidInterface <Ramsey\\Uuid\\UuidInterface>` have
changed, breaking backward compatibility. **Take note, and update your code.**
changed, breaking backwards compatibility. **Take note and update your code.**
* :ref:`There are a number of deprecations. <upgrading.3-to-4.deprecations>`
These shouldn't affect you now, but please take a look at the recommendations
and update your code soon. These will go away in ramsey/uuid version 5.
@@ -94,7 +94,7 @@ standard functionality and API found in version 3 will not differ much.
composer require ramsey/uuid:"^3 || ^4"
This will allow any `downstream users`_ of your project who aren't ready to
upgrade to version 4 the ability to continue using your project, while
upgrade to version 4 the ability to continue using your project while
deciding on an appropriate upgrade schedule.
If your downstream users do not specify ramsey/uuid as a dependency, and
@@ -156,7 +156,7 @@ Changed Return Types
####################
The following :php:interface:`UuidInterface <Ramsey\\Uuid\\UuidInterface>`
method return types have changed in version 4, and you will need to update your
method return types have changed in version 4 and you will need to update your
code, if you use these methods.
.. list-table:: Changed UuidInterface method return types
@@ -370,7 +370,7 @@ Builder\\UuidBuilderInterface
* - Method
- Description
* - ``build()``
- Second parameter used to accept ``array $fields``; now accepts ``string $bytes``
- The second parameter used to accept ``array $fields``; now accepts ``string $bytes``
Converter\\TimeConverterInterface
---------------------------------