Plugin:Dbx mdbx/en - Revision history

FuzzyBot: Updating to match new version of source page

2021-02-10T15:10:56Z

Updating to match new version of source page

← Older revision		Revision as of 18:10, 10 February 2021
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	{{TNT\|Warning\| This database driver might suffer problems because of PC instability or disk damages. Thus that's vitally important to {{Plugin\|PluginUpdater\|make backups}} once a day to minimize the chance of data loss.}}		{{TNT\|Warning\| This database driver might suffer problems because of PC instability or disk damages. Thus that's vitally important to {{Plugin\|PluginUpdater\|make backups}} once a day to minimize the chance of data loss.}}

			{{TNT\|Warning\|This database driver does not work correctly under Wine due to the lack of some necessary functions in the Wine itself. Use {{Plugin\|Dbx_sqlite}} database driver.}}

	Provides Miranda database support: global settings, contacts, history, settings per contact.		Provides Miranda database support: global settings, contacts, history, settings per contact.

FuzzyBot: Updating to match new version of source page

2021-02-09T17:05:49Z

Updating to match new version of source page

← Older revision		Revision as of 20:05, 9 February 2021
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	{{TNT\|Warning\| This database driver might suffer problems because of PC instability or disk damages. Thus that's vitally important to {{Plugin\|PluginUpdater\|make backups}} once a day to minimize the chance of data loss.}}		{{TNT\|Warning\| This database driver might suffer problems because of PC instability or disk damages. Thus that's vitally important to {{Plugin\|PluginUpdater\|make backups}} once a day to minimize the chance of data loss.}}

	~~{{TNT\|Warning\|Plugin [https://github.com/miranda-ng/miranda-ng/issues/1209 does not work under Wine].}}~~

	Provides Miranda database support: global settings, contacts, history, settings per contact.		Provides Miranda database support: global settings, contacts, history, settings per contact.

FuzzyBot: Updating to match new version of source page

2020-12-05T14:26:15Z

Updating to match new version of source page

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 Based on '''[https://github.com/leo-yuriev/libmdbx libmdbx]''' library, but contains some changes from the Miranda NG team which are necessary to meet the specific needs of Miranda.
 == Database repair ==
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 This extracts as much data as possible from the corrupted.dat to the temporary file and builds repaired.dat.
 {{PluginGroups}}

FuzzyBot: Updating to match new version of source page

2020-12-05T14:21:18Z

Updating to match new version of source page

← Older revision		Revision as of 17:21, 5 December 2020
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	== Database check ==		== Database check ==

	~~mdbx_chk.exe is located in the Miranda root folder.~~

	<pre style="overflow:auto;">		<pre style="overflow:auto;">
	~~mdbx_chk~~.exe ~~-i -v -n -w~~ "~~path\to\database~~.~~dat"~~		Miranda32.exe /svc:dbchecker
			</pre>
			or
			<pre style="overflow:auto;">
			Miranda64.exe /svc:dbchecker
	</pre>		</pre>

	~~{{TNT\|Note\|"problems: wrong order of entries" messages should not be considered as errors.}}~~

	{{PluginGroups}}		{{PluginGroups}}

FuzzyBot: Updating to match new version of source page

2020-11-19T14:22:40Z

Updating to match new version of source page

← Older revision		Revision as of 17:22, 19 November 2020
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	own MVCC snapshot that seems to "float" in many pages along with the rest of the MVCC snapshots. Each such snapshot is generated when the writing transaction is committed.		own MVCC snapshot that seems to "float" in many pages along with the rest of the MVCC snapshots. Each such snapshot is generated when the writing transaction is committed.

	== ~~Database check~~ ==		== If the above does not help ==

	~~mdbx_chk~~.exe is located in the Miranda root folder.		mdbx_dump.exe and mdbx_load.exe are located in the Miranda root folder.

	<pre style="overflow:auto;">		<pre style="overflow:auto;">
	~~mdbx_chk~~.exe -i -v -n -w "path\to\~~database~~.dat"		mdbx_dump.exe -n -a -f "%TEMP%\corrupted.tmp" "path\to\corrupted.dat"
			mdbx_load.exe -n -a -f "%TEMP%\corrupted.tmp" "path\to\repaired.dat"
	</pre>		</pre>

	~~{{TNT\|Note\|"problems: wrong order of entries" messages should not be considered~~ as ~~errors~~.}}		This extracts as much data as possible from the corrupted.dat to the temporary file and builds repaired.dat.

	== ~~If the above does not help~~ ==		== Database check ==

	~~mdbx_dump~~.exe ~~and mdbx_load.exe are~~ located in the Miranda root folder.		mdbx_chk.exe is located in the Miranda root folder.

	<pre style="overflow:auto;">		<pre style="overflow:auto;">
	~~mdbx_dump~~.exe -n -~~a -f "%TEMP%\corrupted.tmp" "path\to\corrupted.dat"~~		mdbx_chk.exe -i -v -n -w "path\to\database.dat"
	~~mdbx_load.exe~~ -n -~~a -f "%TEMP%\corrupted.tmp"~~ "path\to\~~repaired~~.dat"
	</pre>		</pre>

	~~This extracts~~ as ~~much data as possible from the corrupted.dat to the temporary file and builds repaired.dat~~.		{{TNT\|Note\|"problems: wrong order of entries" messages should not be considered as errors.}}

	{{PluginGroups}}		{{PluginGroups}}

FuzzyBot: Updating to match new version of source page

2020-10-16T23:33:26Z

Updating to match new version of source page

← Older revision		Revision as of 02:33, 17 October 2020
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	Each meta page contains the necessary information (number transactions, geometry, etc.) as well as a pointer (usually) to		Each meta page contains the necessary information (number transactions, geometry, etc.) as well as a pointer (usually) to
	own MVCC snapshot that seems to float in many pages along with the rest of the MVCC snapshots. Each such snapshot is generated when the writing transaction is committed.		own MVCC snapshot that seems to "float" in many pages along with the rest of the MVCC snapshots. Each such snapshot is generated when the writing transaction is committed.

	== Database check ==		== Database check ==

FuzzyBot: Updating to match new version of source page

2020-10-09T15:23:25Z

Updating to match new version of source page

← Older revision		Revision as of 18:23, 9 October 2020
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	<pre style="overflow:auto;">		<pre style="overflow:auto;">
	mdbx_chk.exe -i -w -v -t -2 "path\to\corrupted.dat"		mdbx_chk.exe -i -w -v -t -1 "path\to\corrupted.dat"
	</pre>		</pre>

FuzzyBot: Updating to match new version of source page

2020-10-09T13:17:21Z

Updating to match new version of source page

← Older revision		Revision as of 16:17, 9 October 2020
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	</pre>		</pre>

	This command will select the second to last meta page (since the last one is probably corrupted).		This command will select the second to last meta page (since the last one is probably pointing to corrupted snapshot).

	Each meta page contains the necessary information (number transactions, geometry, etc.) as well as a pointer (usually) to		Each meta page contains the necessary information (number transactions, geometry, etc.) as well as a pointer (usually) to

FuzzyBot: Updating to match new version of source page

2020-10-09T13:09:31Z

Updating to match new version of source page

← Older revision		Revision as of 16:09, 9 October 2020
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	mdbx_chk.exe -i -w -v -t -2 "path\to\corrupted.dat"		mdbx_chk.exe -i -w -v -t -2 "path\to\corrupted.dat"
	</pre>		</pre>

			This command will select the second to last meta page (since the last one is probably corrupted).

			Each meta page contains the necessary information (number transactions, geometry, etc.) as well as a pointer (usually) to
			own MVCC snapshot that seems to float in many pages along with the rest of the MVCC snapshots. Each such snapshot is generated when the writing transaction is committed.

	== Database check ==		== Database check ==

FuzzyBot: Updating to match new version of source page

2020-10-09T13:06:05Z

Updating to match new version of source page

← Older revision		Revision as of 16:06, 9 October 2020
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	== Database repair ==		== Database repair ==
			{{TNT\|Important\|Make a backup copy of the damaged database before restoring!}}

	mdbx_chk.exe is located in the Miranda root folder. ~~Make a backup copy of the damaged database before restoring!~~		mdbx_chk.exe is located in the Miranda root folder.

	<pre style="overflow:auto;">		<pre style="overflow:auto;">