Commit 54bce35a authored by unknown's avatar unknown

manual.texi general typo fixes


Docs/manual.texi:
  general typo fixes
parent 7ede686e
...@@ -1384,7 +1384,7 @@ in this email @email{advertising@@mysql.com}. ...@@ -1384,7 +1384,7 @@ in this email @email{advertising@@mysql.com}.
@item @item
We are building a partner program to be able to provide @strong{MySQL} We are building a partner program to be able to provide @strong{MySQL}
services in every country. If you are interested in becomming a partner services in every country. If you are interested in becoming a partner
of @strong{MySQL AB} please visit of @strong{MySQL AB} please visit
@uref{http://www.mysql.com/information/partners.html} or email @uref{http://www.mysql.com/information/partners.html} or email
@email{partner@@mysql.com}. @email{partner@@mysql.com}.
...@@ -7522,10 +7522,10 @@ experimentally discovered, will successfully unmap an already mapped region ...@@ -7522,10 +7522,10 @@ experimentally discovered, will successfully unmap an already mapped region
if you ask it to map out an address already in use, zeroing out the data if you ask it to map out an address already in use, zeroing out the data
on the entire page, instead of returning an error. So, the safety of on the entire page, instead of returning an error. So, the safety of
@code{mysqld} or any other threaded application depends on the "gentleman" @code{mysqld} or any other threaded application depends on the "gentleman"
behaviour of the code that creates threads. The user must take measures to behavior of the code that creates threads. The user must take measures to
make sure the number of running threads at any time is sufficiently low for make sure the number of running threads at any time is sufficiently low for
thread stacks to stay away from the global heap. With @code{mysqld}, you thread stacks to stay away from the global heap. With @code{mysqld}, you
should enforce this "gentleman" behaviour by setting a reasonable value for should enforce this "gentleman" behavior by setting a reasonable value for
the @code{max_connections} variable. the @code{max_connections} variable.
If you build @strong{MySQL} yourself and do not what to mess with patching If you build @strong{MySQL} yourself and do not what to mess with patching
...@@ -7592,7 +7592,7 @@ you link @strong{MySQL} against unmodified @strong{LinuxThreads}, ...@@ -7592,7 +7592,7 @@ you link @strong{MySQL} against unmodified @strong{LinuxThreads},
removing processors from the machine improves @strong{MySQL} performance removing processors from the machine improves @strong{MySQL} performance
in many cases. We have made a patch available for @strong{glibc 2.1.3}, in many cases. We have made a patch available for @strong{glibc 2.1.3},
@uref{http://www.mysql.com/Downloads/Linux/linuxthreads-2.1-patch,linuxthreads-2.1-patch} @uref{http://www.mysql.com/Downloads/Linux/linuxthreads-2.1-patch,linuxthreads-2.1-patch}
to correct this behaviour. to correct this behavior.
With @strong{glibc-2.2.2} With @strong{glibc-2.2.2}
@strong{MySQL} version 3.23.36 will use the adaptive mutex, which is much @strong{MySQL} version 3.23.36 will use the adaptive mutex, which is much
...@@ -7600,7 +7600,7 @@ better than even the patched one in @strong{glibc-2.1.3}. Be warned, however, ...@@ -7600,7 +7600,7 @@ better than even the patched one in @strong{glibc-2.1.3}. Be warned, however,
that under some conditions, the current mutex code in @strong{glibc-2.2.2} that under some conditions, the current mutex code in @strong{glibc-2.2.2}
overspins, which hurts @strong{MySQL} performance. The chance of this overspins, which hurts @strong{MySQL} performance. The chance of this
condition can be reduced by renicing @code{mysqld} process to the highest condition can be reduced by renicing @code{mysqld} process to the highest
priority. We have also been able to correct the overspin behaviour with priority. We have also been able to correct the overspin behavior with
a patch, available @uref{http://www.mysql.com/Downloads/Linux/linuxthreads-2.2.2.patch,here}. It combines the correction of overspin, maximum number of a patch, available @uref{http://www.mysql.com/Downloads/Linux/linuxthreads-2.2.2.patch,here}. It combines the correction of overspin, maximum number of
threads, and stack spacing all in one. You will need to apply it in the threads, and stack spacing all in one. You will need to apply it in the
@code{linuxthreads} directory with @code{linuxthreads} directory with
...@@ -23467,7 +23467,7 @@ SQL servers that supports different table types (like copying tables to ...@@ -23467,7 +23467,7 @@ SQL servers that supports different table types (like copying tables to
a slave that is optimized for speed by not having transactional tables). a slave that is optimized for speed by not having transactional tables).
This automatic table changing can however also be very confusing for new This automatic table changing can however also be very confusing for new
@strong{MySQL} users. We plan to fix this by introducing warnings in @strong{MySQL} users. We plan to fix this by introducing warnings in
@strong{MySQL} 4.0 and giving a warning when a table type is automaticly @strong{MySQL} 4.0 and giving a warning when a table type is automatically
changed. changed.
You can convert tables between different types with the @code{ALTER You can convert tables between different types with the @code{ALTER
...@@ -30492,7 +30492,7 @@ In @strong{MySQL} Version 3.23.7 and above, you can insert rows into ...@@ -30492,7 +30492,7 @@ In @strong{MySQL} Version 3.23.7 and above, you can insert rows into
@code{MyISAM} tables at the same time other threads are reading from the @code{MyISAM} tables at the same time other threads are reading from the
table. Note that currently this only works if there are no holes after table. Note that currently this only works if there are no holes after
deleted rows in the table at the time the insert is made. When all holes deleted rows in the table at the time the insert is made. When all holes
has been filled with new data, concurrent inserts will automaticly be has been filled with new data, concurrent inserts will automatically be
enabled again. enabled again.
Table locking enables many threads to read from a table at the same Table locking enables many threads to read from a table at the same
...@@ -32052,7 +32052,7 @@ option. @xref{InnoDB start}. ...@@ -32052,7 +32052,7 @@ option. @xref{InnoDB start}.
To get better performance for BDB tables, you should add some configuration To get better performance for BDB tables, you should add some configuration
options for these too. @xref{BDB start}. options for these too. @xref{BDB start}.
@code{safe_mysqld} will automaticly try to start any @code{mysqld} binary @code{safe_mysqld} will automatically try to start any @code{mysqld} binary
with the @code{-max} prefix. This makes it very easy to test out a with the @code{-max} prefix. This makes it very easy to test out a
another @code{mysqld} binary in an existing installation. Just another @code{mysqld} binary in an existing installation. Just
run @code{configure} with the options you want and then install the run @code{configure} with the options you want and then install the
...@@ -32061,7 +32061,7 @@ where your old @code{mysqld} binary is. @xref{safe_mysqld}. ...@@ -32061,7 +32061,7 @@ where your old @code{mysqld} binary is. @xref{safe_mysqld}.
The @code{mysqld-max} RPM uses the above mentioned @code{safe_mysqld} The @code{mysqld-max} RPM uses the above mentioned @code{safe_mysqld}
feature. It just installs the @code{mysqld-max} executable and feature. It just installs the @code{mysqld-max} executable and
@code{safe_mysqld} will automaticly use this executable when @code{safe_mysqld} will automatically use this executable when
@code{safe_mysqld} is restarted. @code{safe_mysqld} is restarted.
The following table shows which table types our standard @strong{MySQL-Max} The following table shows which table types our standard @strong{MySQL-Max}
...@@ -38089,20 +38089,20 @@ home directory. @xref{Option files}. ...@@ -38089,20 +38089,20 @@ home directory. @xref{Option files}.
@node Log files, Clients, Common problems, Top @node Log files, Clients, Common problems, Top
@chapter The MySQL log files @chapter The MySQL log files
@strong{MySQL} has a lot of different log files which can help you find @strong{MySQL} has several different log files that can help you find
out what's going on inside @code{mysqld}: out what's going on inside @code{mysqld}:
@multitable @columnfractions .3 .7 @multitable @columnfractions .3 .7
@item The error log @tab Problems encountering starting, running or stopping mysqld. @item The error log @tab Problems encountering starting, running or stopping mysqld.
@item The isam log @tab Logs all changes to the ISAM tables. Used only for debugging the isam code. @item The isam log @tab Logs all changes to the ISAM tables. Used only for debugging the isam code.
@item The query log @tab Established connections and executed queries. @item The query log @tab Established connections and executed queries.
@item The update log @tab Depricated: Stores all statements that changes data @item The update log @tab Deprecated: Stores all statements that changes data
@item The binary log @tab Stores all statements that changes something. Used also for replication @item The binary log @tab Stores all statements that changes something. Used also for replication
@item The slow log @tab Stores all queries that took more than @code{long_query_time} to execute or didn't use indexes. @item The slow log @tab Stores all queries that took more than @code{long_query_time} to execute or didn't use indexes.
@end multitable @end multitable
All logs can be found in the @code{mysqld} database directory. You can All logs can be found in the @code{mysqld} data directory. You can
tell force mysqld to switch to reopen the log files (or in some cases force @code{mysqld} to reopen the log files (or in some cases
switch to a new log) by executing @code{FLUSH LOGS}. @xref{FLUSH}. switch to a new log) by executing @code{FLUSH LOGS}. @xref{FLUSH}.
@cindex error log @cindex error log
...@@ -38123,16 +38123,16 @@ switch to a new log) by executing @code{FLUSH LOGS}. @xref{FLUSH}. ...@@ -38123,16 +38123,16 @@ switch to a new log) by executing @code{FLUSH LOGS}. @xref{FLUSH}.
@code{'hostname'.err}. (On Windows, @code{mysqld} writes this directly @code{'hostname'.err}. (On Windows, @code{mysqld} writes this directly
to @file{mysql.err}). to @file{mysql.err}).
This contains information on when mysqld was started and stopped and This contains information indicating when @code{mysqld} was started and
also any critical errors found when running. If @code{mysqld} dies stopped and also any critical errors found when running. If @code{mysqld}
unexpectedly and @code{safe_mysqld} needs to restart @code{mysqld}, dies unexpectedly and @code{safe_mysqld} needs to restart @code{mysqld},
@code{safe_mysqld} will write a @code{restarted mysqld} row in this @code{safe_mysqld} will write a @code{restarted mysqld} row in this
file. This log also holds a warning if @code{mysqld} notices a table file. This log also holds a warning if @code{mysqld} notices a table
that needs to be automatically checked or repaired. that needs to be automatically checked or repaired.
On some operating systems, the error log will contain a stack trace On some operating systems, the error log will contain a stack trace
for where mysqld died. This can be used to find out where mysqld died. for where @code{mysqld} died. This can be used to find out where
@xref{Using stack trace}. @code{mysqld} died. @xref{Using stack trace}.
@cindex query log @cindex query log
@cindex files, query log @cindex files, query log
...@@ -38141,9 +38141,9 @@ for where mysqld died. This can be used to find out where mysqld died. ...@@ -38141,9 +38141,9 @@ for where mysqld died. This can be used to find out where mysqld died.
If you want to know what happens within @code{mysqld}, you should start If you want to know what happens within @code{mysqld}, you should start
it with @code{--log[=file]}. This will log all connections and queries it with @code{--log[=file]}. This will log all connections and queries
to the log file (by default named 'hostname.log'). This log can to the log file (by default named @file{'hostname'.log}). This log can
be very useful when you suspect an error in a client and want to know be very useful when you suspect an error in a client and want to know
exactly what @code{mysqld} thought the client send to it. exactly what @code{mysqld} thought the client sent to it.
By default, the @code{mysql.server} script starts the @strong{MySQL} By default, the @code{mysql.server} script starts the @strong{MySQL}
server with the @code{-l} option. If you need better performance when server with the @code{-l} option. If you need better performance when
...@@ -38153,7 +38153,7 @@ remove the @code{-l} option from @code{mysql.server} or change it to ...@@ -38153,7 +38153,7 @@ remove the @code{-l} option from @code{mysql.server} or change it to
The entries in this log are written as @code{mysqld} receives the questions. The entries in this log are written as @code{mysqld} receives the questions.
This may be different than the order in which the statements are executed. This may be different than the order in which the statements are executed.
This is in contrast to the update log and the binary log which is written This is in contrast to the update log and the binary log which are written
after the query is executed, but before any locks are released. after the query is executed, but before any locks are released.
@cindex update log @cindex update log
...@@ -49599,13 +49599,13 @@ Because @strong{MySQL} allows you to work with table types that don't ...@@ -49599,13 +49599,13 @@ Because @strong{MySQL} allows you to work with table types that don't
support transactions, and thus can't @code{rollback} data, some things support transactions, and thus can't @code{rollback} data, some things
behave a little differently in @strong{MySQL} than in other SQL servers. behave a little differently in @strong{MySQL} than in other SQL servers.
This is just to ensure that @strong{MySQL} never need to do a rollback This is just to ensure that @strong{MySQL} never need to do a rollback
for a SQL command. This may be a little akward at times as column for a SQL command. This may be a little awkward at times as column
values must be checked in the application, but this will actually give values must be checked in the application, but this will actually give
you a nice speed increase as it allows @strong{MySQL} to do some you a nice speed increase as it allows @strong{MySQL} to do some
optimizations that otherwise would be very hard to do. optimizations that otherwise would be very hard to do.
If you set a column to a wrong value, @strong{MySQL} will, instead of doing If you set a column to an incorrect value, @strong{MySQL} will, instead of
a rollback, store the @code{best possible value} in the column: doing a rollback, store the @code{best possible value} in the column:
@itemize @bullet @itemize @bullet
@item @item
...@@ -49803,13 +49803,13 @@ Fail safe replication. ...@@ -49803,13 +49803,13 @@ Fail safe replication.
Subqueries. Subqueries.
@code{select id from t where grp in (select grp from g where u > 100)} @code{select id from t where grp in (select grp from g where u > 100)}
@item @item
Derieved tables. Derived tables.
@example @example
select a.col1, b.col2 from (select max(col1) as col1 from root_table ) a, select a.col1, b.col2 from (select max(col1) as col1 from root_table ) a,
other_table b where a.col1=b.col1 other_table b where a.col1=b.col1
@end example @end example
This could be done by automaticly create temporary tables for the This could be done by automatically creating temporary tables for the
derived tables for the duration of the query. derived tables for the duration of the query.
@item @item
Add @code{PREPARE} of statements and sending of parameters to @code{mysqld}. Add @code{PREPARE} of statements and sending of parameters to @code{mysqld}.
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