怎么解决数据库中ORA-04030错误

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现象：

执行

SELECT s.index_name, s.table_name, s.uniqueness, s.index_type, s.table_owner FROM all_indexes s WHERE owner = BJJH  AND (funcidx_status IS NULL OR funcidx_status != DISABLED) AND table_name not in (SELECT object_name table_name FROM all_objects WHERE owner = BJJH  AND object_type = TABLE AND table_name in  (SELECT table_name from all_snapshots where owner = BJJH )) AND index_name not in (select constraint_name from all_constraints where table_name=s.table_name AND owner= BJJH  AND constraint_type iN (P,U))时出错，报

ORA-04030: out of process memory when trying to allocate 82464 bytes错误。

在数据后台日志中也出现：

Errors in file /u01/app/oracle/base/database/diag/rdbms/lisdbuat/lisdbuat/trace/lisdbuat_ora_15597602.trc  (incident=192444):

ORA-04030: out of process memory when trying to allocate 82464 bytes (initSubHeap:qk,travElemP:qkspmTravCreate)

Incident details in: /u01/app/oracle/base/database/diag/rdbms/lisdbuat/lisdbuat/incident/incdir_192444/lisdbuat_ora_15597602_i192444.trc

的错误信息。

解决：

查询Oracle Support, 确认是由于触发了BUG引起的。通过修改：

alter system set "_optimizer_reuse_cost_annotations" = FALSE;

alter system set "_push_join_predicate" = FALSE;

alter system set "_fix_control"=5302124:off;

alter system set "_optimizer_fast_pred_transitivity"   = false ;

几个隐含参数后，问题得以解决。

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