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Doc patch emphasizing how --empty-replicate-table works

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Brian Fraser
2012-11-16 11:21:44 -03:00
parent 23dce0fe84
commit b031df3a7e
1 changed files with 4 additions and 1 deletions
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5
bin/pt-table-checksum
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@@ -11060,7 +11060,7 @@ pathname.
default: yes
Delete previous checksums for each table before checksumming the table. This
Delete previous checksums for each table B<before checksumming the table>. This
option does not truncate the entire table, it only deletes rows (checksums) for
each table just before checksumming the table. Therefore, if checksumming stops
prematurely and there was preexisting data, there will still be rows for tables
@@ -11069,6 +11069,9 @@ that were not checksummed before the tool was stopped.
If you're resuming from a previous checksum run, then the checksum records for
the table from which the tool resumes won't be emptied.
If you truly need to empty the replicate table, you should do a
C<TRUNCATE TABLE> prior to running the tool.
=item --engines
short form: -e; type: hash; group: Filter