Merge "Fix dir doc typo error"
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@ -355,7 +355,7 @@ and "contract" categories, as well as some data migrations. the ``op.create_tab
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directive is an "expand"; it may be run safely while the old version of the
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directive is an "expand"; it may be run safely while the old version of the
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application still runs, as the old code simply doesn't look for this table.
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application still runs, as the old code simply doesn't look for this table.
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The ``op.drop_constraint`` and ``op.drop_column`` directives are
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The ``op.drop_constraint`` and ``op.drop_column`` directives are
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"contract" directives (the drop column moreso than the drop constraint); running
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"contract" directives (the drop column more so than the drop constraint); running
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at least the ``op.drop_column`` directives means that the old version of the
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at least the ``op.drop_column`` directives means that the old version of the
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application will fail, as it will attempt to access these columns which no longer
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application will fail, as it will attempt to access these columns which no longer
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exist.
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exist.
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@ -33,8 +33,8 @@ Structure of Model Definitions
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------------------------------
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------------------------------
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We have decided to move all models definitions to neutron/db/models/
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We have decided to move all models definitions to neutron/db/models/
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with no futher nesting after that point. The deprecation method to move
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with no further nesting after that point. The deprecation method to move
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models is already been added to avoid breakage of third party plugins using
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models has already been added to avoid breakage of third party plugins using
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those models. All relocated models need to use deprecate method that
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those models. All relocated models need to use deprecate method that
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will generate a warning and return new class for use of old class. Some
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will generate a warning and return new class for use of old class. Some
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examples of relocated models [2] and [3]. In future if you define new models
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examples of relocated models [2] and [3]. In future if you define new models
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@ -272,7 +272,7 @@ belong to the same resource type, a single push RPC message is sent; if the list
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contains objects of different resource types, resources of each type are grouped
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contains objects of different resource types, resources of each type are grouped
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and sent separately, one push RPC message per type. On the receiver side,
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and sent separately, one push RPC message per type. On the receiver side,
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resources in a list always belong to the same type. In other words, a server-side
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resources in a list always belong to the same type. In other words, a server-side
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push of a list of heterogenous objects will result into N messages on bus and
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push of a list of heterogeneous objects will result into N messages on bus and
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N client-side callback invocations, where N is the number of unique resource
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N client-side callback invocations, where N is the number of unique resource
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types in the given list, e.g. L(A, A, B, C, C, C) would be fragmented into
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types in the given list, e.g. L(A, A, B, C, C, C) would be fragmented into
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L1(A, A), L2(B), L3(C, C, C), and each list pushed separately.
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L1(A, A), L2(B), L3(C, C, C), and each list pushed separately.
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@ -49,7 +49,7 @@ team.
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In fact, it became harder and harder to ensure consistency in the APIs,
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In fact, it became harder and harder to ensure consistency in the APIs,
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architecture, design, implementation and testing of the overarching project;
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architecture, design, implementation and testing of the overarching project;
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all aspects of software development, like documentation, integration, release
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all aspects of software development, like documentation, integration, release
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management, maintainance, and upgrades started to being neglected for some
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management, maintenance, and upgrades started to being neglected for some
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projects and that led to some unhappy experiences.
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projects and that led to some unhappy experiences.
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The point about uniform APIs is particularly important, because the Neutron
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The point about uniform APIs is particularly important, because the Neutron
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