oracle nowait

);Inland transportationTable created. SQL> INSERT INTO A values (1 ); 1 row created. I did not yet committed data in session 1. Now in another session whenever I try to any DDL like (ALTER TABLE, drop table) ORA-00054 will produce. In another session,SQL> alter table a add B number;Alter table a add B number*Error at line 1:ORA-00054: Resource busy and acquire with Nowait specified SQL> drop Table;Drop Table*Error at line 1:ORA-00054: Resou

How to Use UPDATE nowait in oracle 1. UPDATE nowait applies the following scenarios: query a piece of data and enable database transactions for it.If no lock is applied to the current data, the system returns the correct result and locks the current data.The current data is already in the transaction and locked. However, an error message is returned, indicating t

Today through toad Oracle database operations, encountered a strange exception information ora-00054: Resource busy and acquire with Nowait specified (resources are busy, need to specify Nowait), search for a long time, finally, find the corresponding solution, record it, authenticate it, and confirm it :) When a database user inserts, updates, or deletes data

Oracle ora-00054: resource busy and acquire with nowait specified solution, ora-00054nowait When a database user inserts, updates, or deletes data from a table in a database, or adds a table's primary key, or the table's index, a ora-00054 often occurs: resource busy and acquire with nowait specified errors. It is mainly because a transaction is being executed (o

Tags: Oracle errorThe following error occurs when inserting, updating, deleting data from a table, or adding a table's primary key or index to a database user:Ora-00054:resource busy and acquire with NOWAIT specified or timeout expiredThis is because a transaction is in progress or the transaction has been locked, resulting in an unsuccessful1) with DBA Authority user queries What locks are in the databaseS

InOracleDuring database operations, the following message is displayed during table operation: "The resource is busy. You needSpecify nowait"How can we solve this problem? This article introduces this solution, hoping to help you. The solution is as follows: 1. Use this statement to query the SESSION_ID being locked: SELECTSESSION_IDFROMV$LOCKED_OBJECT,USER_OBJECTS WHEREV$LOCKED_OBJECT.OBJECT_ID=USER_OBJECTS.OBJECT_ID 2. query SERIAL by

Http://www.cnblogs.com/Ronger/archive/2011/12/19/2293509.htmlThe problem is as follows:Sql> Conn Scott/[email Protected]_databaseConnected to Oracle Database 11g Enterprise Edition Release 11.1.0.6.0Connected as Scott。。。。。。sql> drop table Student2;drop table Student2ORA-00054: The resource is busy, but the resource is specified as NOWAIT, or the timeout expires===============================================

Tags: alt res Use object client causes ECIF serial processResolve Oracle Database Ora-00054:resource busy and acquire with NOWAIT specified errorWhen I use the PL/SQL Developer client call stored procedure to find a halfway card machine and then force termination of PL/SQL developer, Oracle has been locked out of the lock-related error.It was analyzed that a pess

Label:Oracle Action Table "Resource is busy, need to specify nowait" method of unlockingProblem:When executing drop table table_name, the prompt "resource is busy, you need to specify NoWait"PL/SQL is not responding due to a problem that can only be queried for setting the primary key and cannot be modified and deleted, so the table is locked for tb_projectAnalysis:Indicates that the TABLE_NAME table is loc

Address oracle Database ora-00054: resource busy and acquire with NOWAIT specified error I found a midway card and then forcibly terminated pl/SQL developer after using the pl/SQL developer client to call the Stored Procedure for operations, oracle has always encountered lock-related errors. According to the analysis of www.2cto.com, when the stored procedure is

1. UPDATE nowait: query a piece of data and enable database transactions for it. If no lock is applied to the current data, the system returns the correct result and locks the current data. If the queried data is already in the transaction, the system locks the data. However, an error message is returned, indicating that the data has been locked. SQL statement: SQL code: SELECT * FROM hold_mc_site_product_pic pic WHERE image. id = 730127 for updat

1, UPDATE nowait Apply the following scenario: Query a data and open database transactions to it. If the current data for the query is not locked, the result is returned correctly and the current data is locked, if the current data for the query is already locked in the transaction. But return exception information: Prompt data has been locked. SQL statement: SQL code : Copy Code code as follows: SELECT * From Hold_mc_site_product_pic p

Direct query.SELECT * from A1 t;The data taken at this time is the pre-run data, and other users do not get the data modification at the same time.Real-time update queriesSELECT * FROM A1 t for update;For update updates, other managers can do the data operation with update, which limits the number of users, fewer connected users, and can be used when threads are not occupied.Wait 3 seconds to updateSELECT * FROM A1 t for update wait 3;In the case of the lock table, update the data of other user

Errors such as Ora-00054:resource busy and acquire with nowait specified often occur when a database user inserts, updates, deletes a table's data in a database, or adds a table's primary key or a table's index. The main reason is that a transaction is being executed (or the transaction has been locked), all resulting in an unsuccessful execution. 1, users with DBA authority to see what locks the database has Select T2.username,t2.sid,t2.ser