The split_point_clause syntax for specifying the split point for a range partitioned table is as follows: AT(partition_value)INTO(PARTITIONpartition_name[ILMADDPOLICYROWSTORE{COMPRESSADVANCED}{ROW}AFTERn{day|month|year}OF{NOMODIFICATION}[ON(EXPR)]][TABLESPACEtablespacename],PARTITIONpartition_name[IL...
在文档内容中提到,若一个用户在OLTP系统中进行长时间的大量数据插入操作,... oracle空间碎片的整理 ALTER INDEX idx_name REBUILD; ``` 2. **重新组织表**:通过导出(Export)和导入(Import)的方式重新组织表数据,清理空间碎片。 ```sql -- 导出表数据 EXP user/password file=exp.dmp compress=Y grants=...
The ilm_clause syntax adds an ILM policy to a partition. It supports the syntax for the OLTP table compression feature of data lifecycle management. MODIFY PARTITION partition_name ILM ADD POLICY ROW STORE { COMPRESS ADVANCED } { ROW } AFTER n { day | month | year } OF { NO MODIFICATION...
The split_point_clause syntax for specifying the split point for a range partitioned table is as follows: AT ( partition_value ) INTO ( PARTITION partition_name [ ILM ADD POLICY ROW STORE COMPRESS ADVANCED ROW AFTER n { day | month | year } OF NO MODIFICATION [ ON ( EXPR )] ] [ ...