Oracle truncate partition resource busy. Then drop or truncate the exchanged table at your leisure.

Oracle truncate partition resource busy Oracle offers a comprehensive and fully integrated stack of cloud applications and platform services. Long story, but the partitions of this table can grow enormously and be deleted from in their entirety by an application. there is no another operation to lock this table, only this insert statement. From time to time our Oracle response times decrease significally for a minute or two, without having extra load. I know you can create a new stored procedure that will TRUNCATE a table and GRANT execute on that to a user. 1. This means that there can be no uncommitted transactions against the partition you're truncating. But an ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired is raised when I create the foreign key, because of the ongoing insertion in CHILD_TABLE1. LOCK TABLE "GPR". Thank you! truncate table t; truncate table t * ERROR at line 1: ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired This has to wait for the insert to commit/rollback. Thank you! Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. 0 data warehouse RAC. If you have any suggestions for additional issues just leave a comment below, and I’ll see what I can do. Home » Articles » 12c » Here. Truncating Table Partitions Containing If table is partitioned, then all partitions or subpartitions, as well as the LOB data and LOB index segments for each partition or subpartition, are truncated. Performance is critical. the procedure has problem with truncate table ora - 00054: resource busy and acquire with NOWAIT specified ora - 06512 at "POVAPSYS. Funny thing is - you can remove the NOLOGGING/LOGGING bit altogether, I would ask you if you have experiences with ora-00054 connected with alter table truncate partition drop storage . ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired. Try Oracle Cloud; Free Training; Arm for Ora-00054 fix! Learn how to resolve Oracle errors, including this truncate error: ORA-00054: Resource Busy and Acquire With NOWAIT Specified. Tags; Topics; Examples; eBooks; Download Oracle Database (PDF) ALTER TABLE table_name TRUNCATE PARTITION partition_name; Got any Oracle Database Question? Ask any Oracle Database Questions and Get Instant Answers from ChatGPT AI: Drop index before insert? I did it in a stored procedure -- this 90K records can be inserts, updates or deletes (mostly insert), depending on an action flag. Thank you! Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group ORA-00054: resource busy and acquire with NOWAIT specified. I have created the table using range partitioning which will create a new partition for every quarter. TRUNCATE table results in ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired. net. TRUNCATE TABLE tablename CASCADE; From Oracle truncate table documentation:. Partition table have 1 Global index and 1 local partition Connor and Chris don't just spend all day on AskTOM. 1 1 1 This table has 3 partitions on column trans_dt which has data in format "mon2016" and each partition has 5 sub-partitions on column dept_id. So waiting for those inserts to complete would make sense. This error happens when the resource is busy. My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts. tablename truncate partition partition_name drop storage update global indexes;"? This SQL causes concurrency and blocks inserts for few minutes especially for a table having billion of rows. But when several people work on the same DB instance (but different tables), the operation can take more than an hour. Issue 1: Interested in getting your voice heard by members of the Developer Marketing team at Oracle? resource busy and acquire with NOWAIT specified or timeout expired - Diagnosis after The customer is attempting to perform a truncate on a batch table and I have advised them to try and set 'ddl_lock_timeout' for a few moments in dropping and adding partitions periodically TomWe have a procedure p which drops a partition and adds a partition to a partitioned table t every day, and then the current days data from table t1 is inserted into t( we are not doing exchange partitions due to some business conditions, the table t is being inserted records via a trigger). Please help. Running on 64-bit Linux with more than 16 nodes. Resolving ORA-00054: For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@ also at the same time I am truncating another sub partition DEF with below Is this valid ? I am getting ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired. Is it possible you need to re-compile some invalid package that is in use, Using Frequent Truncate in Application We design application that has very high volume of transactions (1,000 transactions per minutes). If there are local indexes defined for this table, ALTER TABLE TRUNCATE PARTITION also truncates the matching partition from each local index. I am Founder of SysDBASoft IT and IT Tutorial and Certified Expert about Oracle & SQL Server database, Goldengate, Exadata Machine, Oracle Database Appliance administrator with 10+years experience. the ora-54 is being raised on the DDL, the alter table and or truncate table are being blocked by — prevent ORA-00054: resource busy and acquire with NOWAIT specified. please. Or if video is more your thing, check out Connor's latest video and Chris's latest video from their Youtube channels. ORA-00054: resource busy and acquire with NOWAIT the ora-54 is being raised on the DDL, the alter table and or truncate table are being blocked by some other existing transaction on that table. But each job truncates different partition in the some table . hahahahahahaha, thanks for the morning laugh, I really like that. Even though the hardware is pretty powerful, this type of performance is really Table 1: Partitioning issues and Oracle Partitioning solutions Jane’s developer and DBA visitors are satisfied that online partition moves, selective indexes on partitions, and asynchronously maintained global indexes will significantly improve processes, save time, and improve the user experience at Acme. When you run any DDL ( alter, drop, truncate ), LOCK TABLE or SELECT FOR UPDATE, you can get this error. My question is,can we truncate table while it is in read only mode? Thanks, Chinna. Rebuilding index takes 5-6 hrs. Also, it's DDL, so no rollback. oracle 12c partition patch patching PDB pluggable postgres RAC replication rman SCRIPT security SHELL script standby tablespace temp undo upgrade To remove old data we truncate partition. 3 db. Can anyone please explain why? Thanks & regards, Comments. Try Oracle Cloud; Free Training; Arm for Developers; Cloud Architecture Center; For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. Which mean that some process update the table and we can't alter. Contact Us; Questions? 877-634-9222; Solutions. The simplest schema is rolling window, where you define a range partitioning schema by dropping the oldest partitian after the retention interval. ORA-00054: resource busy and acquire with NOWAIT specified or Please help ASAP this has to go in production tomorrow. partition_name, t. I would ask you if you have experiences with ora-00054 connected with alter table truncate partition drop storage . Resources. However, I didn t expect this to be the case for truncating partitions in some other user s table, probably misled by the statement: Oracle Database 11g Enterprise Edition Release 11. Randomly all hangs, servers cpu drops down After truncating table i insert new data to the truncated table. <TABLE_NAME> My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts. Home Oracle SQL Server PostgreSQL Linux ASP/C# Cloud Technology Online Test. I would For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. can u pls suggest how can I query high_value column to get the oldest partition. Or even the tables that you have mentioned in the query may be busy. This is tied in to the 12c new feature related to Information SQL> alter table orders_part truncate partition SYS_P301 cascade; Table from here: ORA-00054: resource busy and acquire with NOWAIT specified You can also look up the sql,username,machine,port information and get to the actual process which holds the connection SELECT * FROM STUDENT PARTITION(p1); But, when I try to perform any of the following queries, it says invalid partition name. Announcement . Truncate - Parent Child Partitioned Tables Hi Tom,Hope you are doing great. Database - Don't truncate the table, perform a delete instead. Trying to truncate a partition with uncommited DML you will get ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired, so your problem with ORA-04021 seems to have other cause. Now we wanted to drop or truncate the 11i data (i. Thank you! Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group TRUNCATE PARTITION : CREATE OR REPLACE PROCEDURE drop_partitions( p_owner IN VARCHAR2, p_name IN VARCHAR2, p drop range partition in oracle between two dates. "TEST_TABLE" PARTITION ("TEST_TABLE_P1") IN EXCLUSIVE MODE NOWAIT alter table GPR. e 11i partition DATASOURCE_11I) . 0 - Production CORE 11. SQL-Fehler: ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired In such a case (that the data may be produced at unknown schedule) a better solution is to use partitioned table (e. 0 - ProductionCORE 10. however, after i issued the following alter table command: alter table myTable truncate partition P1 update global indexes; i then checked the local indexes on my table with this query: select t. Could somone help? We have 11i and R12 data in the tables, so we have partitioned that tables and make two partition one for 11i data and one for 12i data. 4. From the ADDM report, we got the following hint: Truncate Partitions on Referenced-Partitioned Table Hi,Can you please have a look at below scenarioTable Name: EMP Primary Key EMPIDColumns: EMPID NUMBER,NAME VARCHAR2(10)RECORD_DATE DATETable Name: EMP_HIST Foreign Key: EMP. The control table will be hit with regular CRUD operations coming from triggers on transaction tables hence we want to address fragmentation by running regular TRUNCATE table sql. 3. two different users ran the procedure at the same time and getting following error: ORA-00054: "ORA-00054: resource busy and acquire with NOWAIT specified" The problem is caused by the truncate partition. i stopped the running of the command and try to do a truncate to a table . EMPIDEMP & EMP_HIST are referenced-partitioned on column: RECORD_DATENow I am trying to Change your program: put your truncate command in a PL/SQL variable prior to execution; add an exception handler that outputs the truncate statements via dbms_output or utl_file (fflush after each one) when you encounter an exception: Or if you have a license for partitioning: create a partitioned table containing just the single partition. com. I have a table in sql dev that I want to clear all data from. Comments. e. Does it have any table level lock while truncating the parition? Blocking TRUNCATE on partitions We have a scenario where we are considering using partitions on a control table. The fact table is partitioned and the indexes involved are local partitioned. Now I am trying to truncate data from partition BMONTH_2. Truncate partition is very slow, while truncating DELETE is rather costly operation on large partitioned tables (but 10M is not realy large). The TRUNCATE [SUB]PARTITION and EXCHANGE [SUB]PARTITION commands can now include a CASCADE clause, allowing the actions to cascade down the hierarchy of reference partitioned tables. g. Then drop or truncate the exchanged table at your leisure. Follow answered Sep 12, 2015 at 13:26. – For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. How to truncate partitions in Oracle Check the partitions table in Oracle col table_owner for a30 col PARTITION_NAME for a30 select table_owner,table_name,partition_name,read_only from dba_tab_partitions; Truncate the present partition in Oracle SYNTAX: ALTER TABLE <SCHEMA_NAME>. 0 - Production I have a script to truncate the partition as below. 3 trunc(id1/power(2,16)) rbs, 4 bitand (id1,to_number So now the row is locked and Oracle raises ORA-00054 Resource Busy Exception but it at least has theoretical knowledge again, now it got reduced from 27683 to 21318. 0. . Thank you! Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group alter table fg_test truncate partition p1; --this throws ORA-00054: resource busy and acquire with NOWAIT specified --or timeout expired The Doc on Diret-Path Insert is pretty abrupt on this subject and just says: During direct-path INSERT, the database obtains exclusive locks on the table (or on all partitions of a partitioned table). Reclaim the free space by truncate/Drop partition from partition table having LOB column Hi Team,I have one partition table having almost 300GB data with LOB column which contains the 90-95% data of total table size. Skip Go back. the ora-54 is being raised on the DDL, the alter table and or truncate table are being blocked by --Run in session #1, it will generate: --ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired truncate table test1; However, if your session or system has DDL_LOCK_TIMEOUT set, then the session will wait for the resource to be available. You should be able to truncate partition that is not a target of the running insert. Any ideas? I am new to partitioning in oracle and just trying to understand major differences between drop partition and truncate partition? I do understand differences between local and globasl indexes and the ramifications of global indexes becoming unsable. I which case you can go ahead - you can continue to write changes to all the other partitions. Last month we upgraded database to 19C and after that we are facing performance issues on daily basis. Analytics. If you need more controll you may use CTAS and My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts. Toggle Dismiss. gc buffer busy acquire ion RAC on stress load Hi,we have Oracle 12c (12. The operation invalidates any partitioned Indexes so we need to rebuild them afterwards. status, t. If it's unpartitioned there (potentially lots) of work checking how partitioning affects the rest of the app. 0 - 64bit Production can u pls suggest how can I query high_value column to get the oldest partition. There are about 90,000+ rows. Then use partition exchange with an empty table. Share. 1 and can be set at instance or session level and sets the number of seconds a DDL command will wait in the DML lock queue for the resource to become available before throwing the ORA-00054. 1 and can be set at instance or session level and sets the number of i've tried to do a delete operation in smaller table (18 rows) and it stucked. Try Oracle Cloud; Free Training; Arm for Developers; Cloud Architecture Center; Blocking TRUNCATE on partitions We have a scenario where we are considering using partitions on a control table. Oracle Database also automatically truncates and resets any existing UNUSABLE indicators for the following indexes on table: range and hash partitions of local indexes and subpartitions of local The resource being locked can be identified by ID1_value ("ID1_description") and ID2_value ("ID2_description") Type: The enqueue resource type. Partition Name is DATASOURCE_11I for 11i data. Since the final table - QV_FACT_AMS is only for reports, and the STG_QV_FACT_AMS is an inner-dynamic table that created in the ETL itself, I have no idea who can update those tables. * from all_ind_partitions t where t. All I want to do is to schedule the script as such it will automatically truncate the oldest partition on quarterly basis. SOME_TABLE enable table lock*ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired Ev Reclaim the free space by truncate/Drop partition from partition table having LOB column Hi Team,I have one partition table having almost 300GB data with LOB column which contains the 90-95% data of total table size. SOME_TABLE enable table lock;alter table USER. I have a partition table say X which is a parent table. Right now we have 5 parti As you can see, there are a lot partitions and extents in this 11. My question is regarding truncating a Parent Child partitioned table. TEST_TABLE truncate partition TEST_TABLE_P1 Please help ASAP this has to go in production tomorrow. This is the "lowest" partition time wise (partitioned by month) and there is a LOB that can be stored out of row. You need not know the partition name, you reference the partition with a DATE, e. ALTER TABLE STUDENT DROP PARTITION p4; ALTER TABLE STUDENT TRUNCATE PARTITION p3; Am I doing something wrong? FYI, I am using Oracle Database 11g Enterprise Edition Release 11. 2 running on Linux. – Robe Elckers. Partition Name is DATASOURCE_12I for R12 data. Oracle lock issue - ORA-00054: resource busy - while creating a foreign key. Unfortunately, tests could not find the root cause yet. To give the other transactions some time to complete, you can increase the DDL timeout with: alter session set ddl_lock_timeout = 300; Avoid unnecessary ORA-00054: resource busy errors in 11g. To reproduce under sqlplus: 12c 19C archive archivelog ASM Audit AWR backup cloning cloud cluster database dataguard dgmgrl DISKGROUP EDB EXPDP failover flashback goldengate grid impdp multitenant OPATCH ORA-oracle oracle 12. DB docs. I don't understand why Oracle is preventing the foreign key creation: there is no modification performed on PARENT_TABLE. HI All, We are purging all rows from table through a maintenance job in Oracle 11. Each partition holds an unique template ID and all sync jobs run in parallel. In Oracle 12c we can now move as well as compress partitions online while DML transactions on the resource busy and acquire with NOWAIT specified or timeout expired. -- prevent ORA-00054: resource busy and acquire with NOWAIT specified alter session set ddl_lock_timeout=300; This parameter was introduced in 11. Partition table have 1 Global index and 1 local partition SELECT LEVEL, SYSDATE+TRUNC(DBMS_RANDOM. Lately I have noticed when we truncate one sub-partition any process inserting or selecting from the table is stuck. 2. On the other hand, TRUNCATing one partition in a table with global indexes takes much longer (which is not necessarily unexpected). we were able to identify an insert statement, which produces a lot of buffer busy waits. Since delete is producing fragmentation, I've been asked to go with truncate or drop. Thank you! Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group DROP TABLE performance/delay Hello Tom,We have a new application which has serious performance problems, and a reason for that might be the Oracle DB. Analyst Reports; Best cloud-based ERP; Hello all --BANNER-----Oracle Database 10g Enterprise Edition Release 10. varchar2(10 char) or varchar2(10 byte)). I keep running into. Expert solutions await. You can also catch regular content via Connor's blog and Chris's blog. TRUNCATE TABLE TADS; ORA-00054: resource busy and acquire with NOWAIT specified. Truncate partition is a blocking DDL operation. 1 sec), but there Reclaim the free space by truncate/Drop partition from partition table having LOB column Hi Team,I have one partition table having almost 300GB data with LOB column which contains the 90-95% data of total table size. You still need to truncate your aggregated string so it fits into the size-restricted column in the table though, to avoid run-time errors; and whether you should use substr or substrb depends on whether that size is restricted in characters or bytes (i. truncate partition . AI/ML Consulting Services; or any other Oracle truncate errors, contact us at (866) 815-9675. Partition table have 1 Global index and 1 local partition Truncating a Partition Hi Tom,I know that in order for the logged user to truncate a table belonging to a different user, the current user has to have drop any table system privilege. TRUNCATE is a DDL command, locking the entire table and thrashing the HWM, making sure all data is inaccessible (read: lost forever) Usually, truncating a table takes 5-10 seconds. DROP an one year old partition of a table in Oracle. I am testing simple performance test using jmeter which starts 500 concurrent users ant each of then inserts a one row in table 1000 times. 0 - 64bit Production Oracle Database marks UNUSABLE all local indexes on table. To drop or truncate any table which has more than 500 partitions (or subpartitions), ORACLE will take a few hours. ALTER TABLE table_name TRUNCATE partition partition_nm UPDATE GLOBAL INDEXES; questions and feedback about Oracle Forums, Resources. however when i'm doing now a truncate for table a it gove me that ORA-00054: resource busy and acquire with NOWAIT specified what to do in order to release it ? please help thanks in advanced A quicker method is to truncate the partition: alter table t23 truncate partition feb2012; There are two potential snags here: Oracle won't let us truncate partitions if we have foreign keys referencing the table. 7. Commented May 17, 2013 at 6:23. Now, if you have a locally partitioned index -- and you truncate a partition -- oracle won't have to mark it unusable, we can simply truncate the table partition AND the index Our expected outcome will be that the first approach will consume fewer database resources and therefore perform "faster" but incur a measurable period Cannot enable table locks - ORA-00054: resource busy Hello,I have one user who has disabled table locks on a table, and now we can't enable lock on this table :SQL> alter table USER. You can find more Oracle related articles from here. I guess I'm saying try it and log why fails Only the user who runs will insert data into that particular user partition. 0 - 64biPL/SQL Release 10. Hi, Is there any alternative to sql "alter table schemaname. Jmeter makes a commit after each insert. Most operations with database are INSERTs. This output shows that the session on Oracle Database where INST_ID is 1, SID is 147, SERIAL# is 41814, and USERNAME is GERALD holds the lock. There is only one chance to lock, truncate and insert step must be start paralelly. Thank you! Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts. – Alex Poole Analytical SQL - Running Total - Order by without Partition By; Analytical SQL - SUM with Partition By; Analytical SQL - SUM without Window Clause; Oracle Database 21c on-premises is here - New Features Oracle: String to Date, Timestamp with Timezone; Star Pattern by SQL in Oracle Database LISTAGG DISTINCT - Remove Duplicates - Oracle 19c Oracle Database Cloud Schema Service - Version N/A and later: ORA-14415: 2 GLOBAL PARTITION BY RANGE (DATO) 3 ( 4 PARTITION P_2016_01 VALUES LESS THAN (TO_DATE resource busy and acquire with NOWAIT specified or timeout expired ORA-06512: at "SYS. ALTER TABLE TEST_PARTIES2 TRUNCATE PARTITION MONTH_2; Partition Truncated. I searched in google and found many options for that like using DDL_LOCK_TIMEOUT parameter and putting table in read only mode to prevent DML operation during truncate job. One of the tables is partitioned by business date and and sub-partitioned by location. Second is partitioned pe ora-00054 resource busy and acquire with nowait specified . I If table is partitioned, then all partitions or subpartitions, as well as the LOB data and LOB index segments for each partition or subpartition, are truncated. We are attempting to run four concurrent processes, each of which Only the user who runs will insert data into that particular user partition. HMAN_P_REFRESH", line 6 ora - 06512 at "POVAPSYS. with daily interval partition schema). VALUE(1,300)), -1 FROM DUAL CONNECT BY LEVEL <=300; Now the question is how to truncate the data that is present only in the Positive partitions subpartition Like in the PMAXVALUE partition I have 10 subpartitions and I need to truncate the data in the JAN MONTH Partition only of the As you can see, the number of blocks is very close to what is estimated it will require to truncate this partition. Problem I am new to partitioning in oracle and just trying to understand major differences between drop partition and truncate partition? I do understand differences between local and globasl indexes and the ramifications of global indexes becoming unsable. Menu Column 1. I basically want to truncate all the partitions at once without having to mention the partition name. ", it generate hugh amount of undo, and i estimate it will take more than 24 hours to complete (did not continue, as it dragged down system performance). EMPIDEMP & EMP_HIST are referenced-partitioned on column: RECORD_DATENow I am trying to Under Oracle 8. I haven't figured out how to solve this you will be able to delete/truncate the table. To remove old data we truncate partition. Instead of truncate table tablename; use:. I just want to delete data and not the table. Learn how to manage 'resource busy' with 'acquire with NOWAIT' in Oracle databases. alter session set ddl_lock_timeout=300; This parameter was introduced in 11. Please abide by the Oracle Community guidelines and refrain from posting any customer or personally identifiable information (PI/CI). Please help ASAP this has to go in production tomorrow. the ora-54 is being raised on the DDL, the alter table and or truncate table are being blocked by some other existing transaction on that table. 1 SE) RAC on 2-node Windows 2012 R2 OS. Our developer use ETL witch creates a lot of independent jobs I'm getting an 'ORA-00054: resource busy and acquire with NOWAIT specified' error, but can't see why. We have a very large application (30Tb compressed) on Oracle 12. PARTITION names in a stored procedure Hi Tom--I have the most vexing problem-- I have a stored procedure to look at a very volatile table consisting of 150 partitions, if the partition is empty, truncate. Also as shown, all indexes are LOCAL, and there are no constraints either against or on the table. Below are partition name details. Partition table have 1 Global index and 1 local partition The incoming transactions do not access the partitions that we try to TRUNCATE. I'm doing two simultaneous execution of the same process, but when one We are using truncate table <table_name> command here. My questions are -(1) What is a go For interval partitioned tables (that you probably use based on the exception ORA-14758) you may profit from using the partition_extended_name syntax. 6, i need to do a truncate partition (that partition contains more than 100M record), what puzzled me is, seems when i use statement "alter table . Partition table having 130 partition created and out of it currently 20 partition having the data. 2 I am trying to truncate a partition from tab table with range partition on date data type column. For appeals, questions and feedback about Oracle Forums, ALTER TABLE table_name TRUNCATE partition partition_nm UPDATE GLOBAL INDEXES; Resources for. HariKrishna Bapuram HariKrishna Bapuram. There is a requirement to truncate the previous day's partition on a daily basis without affecting current day partition. At Datavail, Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group information. partition_name = 'P1' Performance issues in production Hi Tom,We are supporting a Siebel application having Oracle 11g as backed. two different users ran the procedure at the same time and getting following error: ORA-00054: resource busy and acquire with NOWAIT specified ORA-00054: resource busy and acquire with NOWAIT specified I traced the two session and the second session was failed while trying to truncate the table partition. Learn Oracle Database - Truncate a partition. Could you please explain why truncate partition takes more time (some time it takes more than 10 minutes). Application has two main tables:First is partitioned by minute. Now I saw a very strange behavior of the DROP TABLE performance:Most often, it is quite fast (0. ORA-00054: Resource occupied and request specified with NOWAIT or timeout expired Hello,we have cursor in package->procedure-> as below,in declare part --cursor cur1 is select * from abc where load = v_load --- load and v_load are number; for update of cust_no nowait; in begin part -- tabelle := The application is running slow because of this, assuming all the backups are there etc I have a question about dropping vs truncating partitions. 0 Production TNS for Linux: Version 11. 0. EMPIDEMP & EMP_HIST are referenced-partitioned on column: RECORD_DATENow I am trying to Truncate of a table containing not committed data fails with . Oracle Database changes the NEXT storage parameter of table to be the size of the last extent deleted from the segment in the process of truncation. Dropping an index while DML operations in progress. Oh, that’s a way of the How to solve | ORA-00054: ‘resource busy and acquire with NOWAIT specified or timeout expired’ on my website at this time. 4. which is best in terms of performance of the application so that the selects / inserts speeds up , after dropping or truncating older partitions, we want to use the server resources for best performance How to truncate partitions with data older than 2 months? For an example, i have below table/partition names: select table_name, partition_name from all_tab_partitions where table_name='TABLENAME'; TABLENAME partitionname1_P30 30 TABLENAME partitionname2_P60 60 TABLENAME partitionname3_P90 90 TABLENAME Truncate Partition is very slow Hi TomWe got a table which is partitioned on Range (date), Each partition holds approximately 5 Million records, there are 60 partitions. My questions are -(1) What is a go I have created an Interval Partition Table as show below, Is their any way, i can drop the partition dynamically when i truncate the table as oracle creates them with system generated name? Instead Alter table drop partition ! Create Table Script : Based on some good feedback last week I was able to migrate a high volume table to a partitioned structure. partition_name = 'P1' I have a table with multiple list partitions. As you can see, the number of blocks is very close to what is estimated it will require to truncate this partition. Thank you! Interested in getting your voice heard by members of the Developer Marketing team at Oracle? Check out this post for AppDev or this post for AI focus group Taking a look at the Oracle Docs it gives me three options: 1- (This is what I'm doing) ALTER TABLE sales TRUNCATE PARTITION dec98; ALTER INDEX sales_area_ix REBUILD; 2-DELETE FROM sales PARTITION (dec98); ALTER TABLE sales TRUNCATE PARTITION dec98; 3- ALTER TABLE sales TRUNCATE PARTITION dec98 UPDATE INDEXES; So I have For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. I have a partition table say Y which is a child table whose parent is table X3. Cascade Functionality for TRUNCATE PARTITION and EXCHANGE PARTITION in Oracle Database 12c Release 1. Check if you have any referential constraints in the query. Typically you try to avoid it and remove the data partition-wise using drop partition. I am quite new to partitions in oracle and am not too sure if this is the right way of doing it. My questions are -(1) What is a go SELECT * FROM STUDENT PARTITION(p1); But, when I try to perform any of the following queries, it says invalid partition name. Oracle : Drop multiple partitions. To perform a TRUNCATE of one partition containing ~20 million rows in a table without any indexes takes about 1 second. - Oracle Database - Enterprise Edition - Version 7. whenever i truncate a specific partition and again insert the data in the same table then i get error: ORA-01502: index <index_name> or partition of such index is in unusable state Display all the partitions and subpartitions in the table, noting that the truncating operation removes data and not partitions or subpartitions SELECT TABLE_NAME, PARTITION_NAME, SUBPARTITION_NAME FROM USER_TAB_SUBPARTITIONS WHERE TABLE_NAME ='SALES_PARTITION_TRUNCATE' For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. Note: When you truncate a table, Oracle Database automatically removes all data in the table's indexes and any materialized view direct-path INSERT information held in association with the table. Oracle8i Enterprise Edition Release 8. You can use the ALTER TABLE TRUNCATE PARTITION statement to remove all rows from a table partition with or without reclaiming space. I'm guessing you're only truncating old partitions subject to no data changes. Truncate Partitions on Referenced-Partitioned Table Hi,Can you please have a look at below scenarioTable Name: EMP Primary Key EMPIDColumns: EMPID NUMBER,NAME VARCHAR2(10)RECORD_DATE DATETable Name: EMP_HIST Foreign Key: EMP. There are 4 Indexes on this table and they are Global Indexes. Improve this answer. alter table INT_PART drop partition for (DATE'2018-09-01') Oracle Database marks UNUSABLE all local indexes on table. 1. Everything I've tried hasn't worked ie DELETE *, TRUNCATE. I know truncate is a DDL operation, and it's transactional process on metadata. I have OCA, OCP, OCE RAC Expert Certificates I have worked 100+ Banking, Insurance, Finance, Telco and etc. That seemed to be working until I actually started dropping old partitions. For more information about Oracle (NYSE:ORCL), visit oracle. clients as a Consultant, Insource or Outsource. Please sign in to comment. When we checked DB reports like AWR and ASH, I have below observations:a) In AWR report random queries are coming For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. RIP Tutorial. As transaction data gets logged to this table on a daily basis, oracle automatically creates daily partitions. If you specify CASCADE, then Oracle Database truncates all child tables that reference table with an Home » SQL & PL/SQL » SQL & PL/SQL » Truncat partition - resource busy (Oracle 9i) Show: Today's Messages:: Polls:: Message Navigator E-mail to friend Truncat partition - resource busy [message #473993] In the begin of the processes i do the truncate partition and after that the insert of data in the partition. Catching the resource busy exception and try again until it succeeds. 0 - Production NLSRTL Version 11. POVAPSYS", For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. DBMS_PDB", Truncating Partitioned Tables. 0 - 64bit Production PL/SQL Release 11. And of course, keep up to date with AskTOM via the official twitter account. select count(1) from TEST_PARTIES2 where bmonth=2; 10899 Rows Please help why data is still visible, it should have gone with truncate of partition. resource busy and acquire with NOWAIT specified or timeout expired. Online Move Partition. How do Open another sqlplus session and truncate/drop an old partition (DDL operations are automatically committed, if I’m the user wasn't "using" the old data, its just that Oracle will lock the table (all partitions I believe). If you're asking which is fastest, drop/truncate partition is quickest - assuming the table is already partitioned with all the rows you want to remove in the same partition(s). Our developer use ETL witch creates a lot of independent jobs and part of it is alter table truncate partition drop storage . There are 200 sub-partitions for one business dates. Careers; Developers; Investors; Partners; Researchers; Students and Educators; Why Oracle. Technical questions should be asked in the appropriate category. Delete command was working on a table but truncate giving message resource busy and acquire NOWAIT specified even from the outside In the body, insert detailed information, including Oracle product and version. Technical Resources. Truncate partition is very slow, while truncating partition other seesions which are trying to SELECT/DML from this table goes into some kind of wait and takes longer time. Is this because that I cant do both at To remove old data we truncate partition. So we have total 60*24=1440 partitions. For Blocking TRUNCATE on partitions We have a scenario where we are considering using partitions on a control table. I need to truncate both the parent and child When I try this command on oracle sql-developer : delete from my_table; I get the resource busy and acquire with NOWAIT specified. Technical questions should be asked in the appropriate category. 0 and later: ORA-0054: When Dropping or Truncating Table, When Creating or Rebuilding Index ORA-0054: When Dropping or Truncating Table ORA-00054: resource busy and acquire with NOWAIT specified Cause: Resource interested is busy Action: Retry if necessary. For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. Performance issue due to Gc buffer busy acquire & Gc cr block busy in Below alter sql runs fine when i run this alone. Oracle 12c introduced a feature to truncate a table that is a parent of a referential integrity constraint having ON DELETE rule. The partitioned is based on a column called transaction date. 2. 0 - Production With the Partitioning and Parallel Server options Hence we converted all the temporary tables (total 6) into LIST partitioned tables and before performing insert into the partition, the job will truncate the associated LIST partition and load the latest data into that partition and proceed with further sync-up. EMPIDEMP & EMP_HIST are referenced-partitioned on column: RECORD_DATENow I am trying to For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. Now tried to truncate the table - says "resource busy and acquire with NOWAIT specified". I did try using the plain truncate table tabl_name and it seems to work. hksdn sqyl qlpx xso jkfv ydi ducu tpyzdq zgn dolx