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BUG#27850 "mysqldump --single-transaction does not work if TRUNCATE/DROP/RENAME/ALTER":

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this has already been closed by a note in the manual, now we
complete this by a note in "mysqldump --help"


client/mysqldump.c:
  mention, in "mysqldump --help", of limitations reported as BUG#27850
  "mysqldump --single-transaction does not work if TRUNCATE/DROP/RENAME/ALTER"
  The new text is inspired from what the "mysqldump" section of the
  manual now says about --single-transaction:
  http://dev.mysql.com/doc/refman/5.1/en/mysqldump.html
This commit is contained in:
unknown 2007-11-20 10:25:07 +01:00
parent 8a3e1a5568
commit f97e4d319d
1 changed files with 6 additions and 2 deletions
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8
client/mysqldump.c
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@ -404,8 +404,12 @@ static struct my_option my_long_options[] =
"Creates a consistent snapshot by dumping all tables in a single "
"transaction. Works ONLY for tables stored in storage engines which "
"support multiversioning (currently only InnoDB does); the dump is NOT "
"guaranteed to be consistent for other storage engines. Option "
"automatically turns off --lock-tables.",
"guaranteed to be consistent for other storage engines. "
"While a --single-transaction dump is in process, to ensure a valid "
"dump file (correct table contents and binary log position), no other "
"connection should use the following statements: ALTER TABLE, DROP "
"TABLE, RENAME TABLE, TRUNCATE TABLE, as consistent snapshot is not "
"isolated from them. Option automatically turns off --lock-tables.",
(gptr*) &opt_single_transaction, (gptr*) &opt_single_transaction, 0,
GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
{"skip-opt", OPT_SKIP_OPTIMIZATION,