clear spooler

(5); Query OK,1Rows Affected (0.01sec) MySQL> INSERT into Runoob_transaction_test value (6); Query OK,1Rows Affected (0.00sec) MySQL>Commit a transaction query OK0Rows Affected (0.01sec) MySQL>Select* fromrunoob_transaction_test;+------+| ID |+------+|5||6|+------+2Rowsinch Set(0.01sec) MySQL>begin; # Start transaction query OK,0Rows Affected (0.00sec) MySQL> INSERT into runoob_transaction_test values (7); Query OK,1Rows Affected (0.00sec) MySQL>rollback; # Roll back the query OK,0Rows Affected

Tags: l database manual manual name user requires database username resolutionFor a MySQL database with a large number of accesses, the increment of the binary log is usually very fast, which is likely to surprise you. Like a racetrack, most of your disks will be filled with logs.Problems always need to be solved, and there are always ways to solve them:Method one, use Php,perl,python,java and so on realizationAfter connecting to the database, execute according to your needs: Purge binary logs b

? preface During development, it is common to use SQL Server Management Studio to connect to local or remote SQL Server servers for a long time and may have some names that are not used or duplicated, andSQL Server Management Studio does not provide a quick way to delete. However, you can manually delete the sqlstudio.bin file to complete the deletion of the history list. 1. Delete SQL Server R2 history server name 1) Close the SQL Server Management Studio first. The sqlstudio.bin fil

thread or process creationKidispatchexception, Dbgkforwardexception, and Dbgkpqueuemessage send exception debug informationPspexitthread, Dbgkexitthread, and dbgkexitprocess debug information for sending thread exits, process exitsDbgkmapviewofsection and dbgkunmapviewofsection send image mount unload debug informationDbgkpsetprocessdebugobject and DBGKPMARKPROCESSPEB settings when the debugger attaches a process debugport2. Replacement Addressmov Ecx,dword ptr [ecx+0bch]//0xbch is the offset o

Delete from table name;truncatetable table name;The DELETE statement without the Where parameter removes everything from the MySQL table, and you can also empty all the contents of the MySQL table using TRUNCATE TABLE . The efficiency of truncate is faster than delete , but the MySQL log is not recorded after Truncate deleted , and data cannot be recovered. The effect of delete is a bit like removing all records from a MySQL table to the end of a delete, The truncate is equivalent to preserving

Div+css clear both clear generates floatingWe know that sometimes using CSS float floats will produce CSS floats, this time we need to clear the float, we use the clear style properties can be implemented.The Clear property specifies which side of the element does not allow

-- History clearingAlthough Computers are becoming more and more popular, it is still far from reaching the requirement of one employee in many units. For some reasons, it is still common for a computer to be used by you, by me, or by everyone. Without knowing it, the privacy of the materials you have edited, deleted files, browsed websites, and your personal information may be snooped up by others with ulterior motives. It's terrible! However, you don't need to worry about it. As long as you pa

In Windows NT, Windows 2000, and Windows XP, printing tasks cannot be cleared even if you perform the preceding operations. In this case, you need to stop and restart the printer service. Windows XP 1. Click Start> Control Panel> performance and maintenance> Administrative Tools> services> Print Spooler ". Click "Stop Service" on the left to stop the printer service. 2. Click Start> run, and enter spool in the command line in the run window. Click

Float is an attribute that we love and hate. Love, because through floating, we can easily layout; hate, floating left behind too many issues need to be addressed, especially IE6-7 (the following no special instructions refer to Windows platform IE browser ). Many people may have such questions,Where does float come from? Why should we clear the float? What is the principle of clearing float?This article will further analyze the mysteries and make flo

CSS clear for Float: both has a new method every year. XD2008 clear in 2010: both statementHowever, we will see this article this year: Best Cross-browser CSS Clearfix solution. Compared with the previous article, we have added a few more parameters. What is the difference ~ Use it directly. XDThe float of CSS is quite convenient to use, but after it is used, the space will disappear, so you need to add

Float (float), a property that we love and hate. Love, because through the floating, we can easily layout; hate, floating after the left too many problems need to be resolved, especially ie6-7 (the following no special instructions refer to the Windows platform IE browser). Perhaps a lot of people have this question, where does the float come from? Why do we have to clear the float? What is the principle of clear