WebMar 18, 2024 · Oracle Database - Enterprise ... "library cache pin", "cursor: pin S wait on X", "library cache: mutex X" etc in an highly concurrent environment. ... cache objects during particular period of time by different processes and if you want to identify what are those DDL statements causing invalidation to both the parent objects and the dependent ... WebIn Oracle Database 11 g, Jill has a better option: the DDL Wait option. She issues: SQL> alter session set ddl_lock_timeout = 10; Session altered.] Now, when a DDL statement in the …
Managing Resumable Space Allocation - Oracle
WebData definition language (DDL) statements let you to perform these tasks: Create, alter, and drop schema objects Grant and revoke privileges and roles Analyze information on a table, index, or cluster Establish auditing options Add comments to the data dictionary The CREATE, ALTER, and DROP commands require exclusive access to the specified object. WebMar 20, 2024 · Learn how to use DDL in Oracle NoSQL Database Cloud Service.. Use Oracle NoSQL Database Cloud Service DDL to create, alter, and drop tables and indexes.. For information on the syntax of the DDL language, see Table Data Definition Language Guide.This guide documents the DDL language as supported by the on-premises Oracle … greggs group qatar careers
oracle - ORA-00054: resource busy and acquire with …
WebDDL_LOCK_TIMEOUT specifies a time limit for how long DDL statements will wait in a DML lock queue. A value of zero indicates a status of NOWAIT. The maximum value of … WebAn apply process is an Oracle background process, prefixed by ap. APPLY_NAME. VARCHAR2(128) ... WAITING FOR DDL TO COMPLETE - Waiting for a data definition language (DDL) logical change record ... A watermark dependency occurs when an apply process must wait until the apply process's low watermark reaches a particular threshold. … WebJan 18, 2024 · Library cache lock in wait class Concurrency In the Production Application we randomly notice a hiccup (slowness) in the database. The AWR shows as ‘Waiting for event 'library cache lock' in wait class 'Concurrency'’. The respective SQL statement is one of the frequently running statement (15,000 times per minute) in the application. The SQL i greggs grocery store