If you’re not sure which rows are gone, you can find the deleted ones using minus(减去).This enables you to compare the current state of the table how it looked before the time of the disaster. The SQL find rows which were in the table an hour ago, but not anymore is: select * ...
SET TRIMOUT ON otherwise every line in the output is filled up with blanks until the linesize is reached. SET WRAP OFF Truncates the line if its is longer then LINESIZE. This should not happen if linesize is large enough. SET TERMOUT OFF suppresses the printing of the results to the outp...
'Oracle' data extension not registered 'Return' statement in a Function,Get,or Operator must return a value...Question "An error occurred during local reporting processing. Object reference not set to an instance of an object." "Define query parameters" popup in Dataset properties -> Refers...
“Unable to enlist in the transaction” with Oracle linked server from MS SQL Server [<Name of Missing Index, sysname,>] in non clustered index [Execute SQL Task] Error: The value type (__ComObject) can only be converted to variables of type Object. [ODBC Driver Manager] Data source nam...
[Microsoft][ODBC SQL Server Driver][DBNETLIB] General Network error. Check your network documentation [OLE DB Destination [16]] Error: Failed to open a fastload rowset for "[dbo].[tempMaster]". Check that the object exists in the database. [Script Component ] Error: The collection of var...
This is frustrating. It’s useful to be able to compare a table before and after a release. Particularly when something’s gone wrong! If you can compare the before and after states of the table it can make diagnosis simple. Also note that truncate is DDL in Oracle. So if you’ve use...
In this post we'll start with a quick recap ofhow delete works. Then look at several alternatives you can use in Oracle Database to remove rows faster: Removing all the rows fast withtruncate Usingcreate-table-as-selectto wipe a large fraction of the data ...
Data Definition languageUses CREATE, ALTER, RENAME, DROP and TRUNCATE to handle tables (and indexes). Data Manipulation languageIncludes statements to add, update and delete records. Data control language:Deals with giving authorization to users for manipulation and access to the data. Grant and Rev...
level export, scripts, SQL*Loader, standby etc. to re-create and re-populate the database. Note.184327.1Common Causes and Solutions on ORA-1157 Error Found in Backup & Recovery 6. Undo Tablespace While handling situation with lost datafile of an undo tablespace you need to ...
The supported procedure to fix this problem when the SYSTEM rollback segment is affected, is to make a Point In Time Recovery before the logical inconsistency. ORA-600 [4193] and ORA-600 [4194] are normally produced by new transactions and it happens when there is a mismatch in the undo ...