Commit 225de4d2 authored by Tim Peters's avatar Tim Peters

Regen storage doc.

parent 24d0d2f4
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...@@ -96,7 +96,7 @@ the following methods: ...@@ -96,7 +96,7 @@ the following methods:
\begin{methoddesc}{tpc_begin}{transaction\optional{, tid\optional{, \begin{methoddesc}{tpc_begin}{transaction\optional{, tid\optional{,
status}}} status}}}
Begin the two-phase commit for \var{transaction}. Begin the two-phase commit for \var{transaction}.
This method blocks until the storage is in the not committing state, This method blocks until the storage is in the not committing state,
and then places the storage in the committing state. If the storage and then places the storage in the committing state. If the storage
...@@ -117,7 +117,7 @@ the following methods: ...@@ -117,7 +117,7 @@ the following methods:
\var{oid}. A Storage need not and often will not write data \var{oid}. A Storage need not and often will not write data
immediately. If data are written, then the storage should be immediately. If data are written, then the storage should be
prepared to undo the write if a transaction is aborted. prepared to undo the write if a transaction is aborted.
The value of \var{serial} is opaque; it should be the value returned The value of \var{serial} is opaque; it should be the value returned
by the \method{load()} call that read the object. \var{version} is by the \method{load()} call that read the object. \var{version} is
a string that identifies the version or the empty string. a string that identifies the version or the empty string.
...@@ -125,7 +125,7 @@ the following methods: ...@@ -125,7 +125,7 @@ the following methods:
\class{ZODB.Transaction.Transaction}, is the current transaction. \class{ZODB.Transaction.Transaction}, is the current transaction.
The current transaction is the transaction passed to the most recent The current transaction is the transaction passed to the most recent
\method{tpc_begin()} call. \method{tpc_begin()} call.
There are several possible return values, depending in part on There are several possible return values, depending in part on
whether the storage writes the data immediately. The return value whether the storage writes the data immediately. The return value
will be one of: will be one of:
...@@ -143,13 +143,13 @@ the following methods: ...@@ -143,13 +143,13 @@ the following methods:
sequence of pairs from the exception? Barry, Jeremy, please sequence of pairs from the exception? Barry, Jeremy, please
clarify here.} clarify here.}
\end{itemize} \end{itemize}
Several different exceptions can be raised when an error occurs. Several different exceptions can be raised when an error occurs.
\begin{itemize} \begin{itemize}
\item \exception{ConflictError} is raised when \var{serial} \item \exception{ConflictError} is raised when \var{serial}
does not match the most recent serial number for object does not match the most recent serial number for object
\var{oid}. \var{oid}.
\item \exception{VersionLockError} is raised when object \item \exception{VersionLockError} is raised when object
\var{oid} is locked in a version and the \var{version} \var{oid} is locked in a version and the \var{version}
...@@ -157,7 +157,7 @@ the following methods: ...@@ -157,7 +157,7 @@ the following methods:
\item \exception{StorageTransactionError} is raised when \item \exception{StorageTransactionError} is raised when
\var{transaction} does not match the current transaction. \var{transaction} does not match the current transaction.
\item \exception{StorageError} or, more often, a subclass of \item \exception{StorageError} or, more often, a subclass of
it, is raised when an internal error occurs while the it, is raised when an internal error occurs while the
storage is handling the \method{store()} call. storage is handling the \method{store()} call.
...@@ -197,7 +197,7 @@ the following methods: ...@@ -197,7 +197,7 @@ the following methods:
If \var{transaction} is not the current transaction, nothing If \var{transaction} is not the current transaction, nothing
happens. happens.
\var{func} is called with no arguments while the storage lock is \var{func} is called with no arguments while the storage lock is
held, but possibly before the updated date is made durable. This held, but possibly before the updated date is made durable. This
argument exists to support the \class{Connection} object's argument exists to support the \class{Connection} object's
......
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