Commit 9171d4da authored by unknown's avatar unknown

manual.texi Added that InnoDB tablespace must be at least 10 MB, removed single quotes from phantom

srv0start.c	Tablespace size must be at least 10 MB


innobase/srv/srv0start.c:
  Tablespace size must be at least 10 MB
Docs/manual.texi:
  Added that InnoDB tablespace must be at least 10 MB, removed single quotes from phantom
parent fe0a2ed7
......@@ -24759,6 +24759,7 @@ the paths specified here. The file sizes are specified in megabytes,
hence the 'M' after the size specification above. Do not set a file size
bigger than 4000M, and on most operating systems not bigger than 2000M.
InnoDB also understands the abbreviation 'G', 1G meaning 1024M.
The sum of the sizes of the files must be at least 10 MB.
@item @code{innodb_mirrored_log_groups} @tab
Number of identical copies of log groups we
keep for the database. Currently this should be set to 1.
......@@ -25214,7 +25215,7 @@ Thus it sets the same locks a searched SQL @code{UPDATE} would set
on the rows.
@node InnoDB Next-key locking, InnoDB Locks set, InnoDB locking reads, InnoDB transaction model
@subsubsection Next-key locking: avoiding the 'phantom problem'
@subsubsection Next-key locking: avoiding the phantom problem
In row level locking InnoDB uses an algorithm called next-key locking.
InnoDB does the row level locking so that when it searches or
......@@ -608,6 +608,19 @@ innobase_start_or_create_for_mysql(void)
return(DB_ERROR);
}
sum_of_new_sizes = 0;
for (i = 0; i < srv_n_data_files; i++) {
sum_of_new_sizes += srv_data_file_sizes[i];
}
if (sum_of_new_sizes < 640) {
fprintf(stderr,
"InnoDB: Error: tablespace size must be at least 10 MB\n");
return(DB_ERROR);
}
err = open_or_create_data_files(&create_new_db,
&min_flushed_lsn, &min_arch_log_no,
&max_flushed_lsn, &max_arch_log_no,
......
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