column owner format a16 column object_name format a36 column start_day format a11 column block_increase format 9999999999 select obj.owner, obj.object_name, to_char(sn.BEGIN_INTERVAL_TIME,'RRRR-MON-DD') start_day, sum(a.db_block_changes_delta) block_increase from dba_hist_seg_stat a, db...
round(a.tablespace_size * c.block_size / 1024 / 1024, 2) ts_size_mb, round(a.tablespace_usedsize * c.block_size / 1024 / 1024, 2) ts_used_mb, round((a.tablespace_size - a.tablespace_usedsize) * c.block_size / 1024 / 1024, 2) ts_free_mb, round(a.tablespace_usedsize / ...
remote column size does not get modified 利用CTAS方式通过透明网关创建非ORACLE数据库的表结构导致列长度增大 文档ID374744.1 Using a Gateway with a Unicode Oracle Database Increases the Column Precision Three Times for Certain Data Type _optimizer_extended_cursor_sharing NONE 是否允许优化器使用扩展游标共享...
Action: Do not access URL, or increase document size limit. DRG-11619 URL store: row in table is empty Cause: Row deleted or otherwise missing. Action: Check the table if necessary. DRG-11620 URL store: thread operation error Cause: Thread operation failed. Action: Contact the system admini...
PCT_INCREASEDecimal範圍大小增加百分比。 PCT_THRESHOLDDecimal每個索引項目所允許之區塊空間的臨界值百分比。 INCLUDE_COLUMNDecimal要併入依索引進行組織之資料表主索引鍵 (非溢位) 索引的最後一個資料行的資料行 ID。 此資料行對應至 *_TAB_COLUMNS 資料字典檢視表的 COLUMN_ID 資料行。
The size of the LOB type must be less than 10 MB. In the incremental phase, Oracle extended characters are not supported. The standard character set cannot parse Oracle customized extended characters. Incremental DDL synchronization does not support alter table add column ... visible. (This DDL...
Oracle has continued to increase the functionality of partitioning features. Since Oracle Database 10g Release 2, you can reorganize individual partitions online, the maximum number of partitions increased from 64 KB – 1 to 128 KB – 1, and query optimization using partition pruning improved. Orac...
With just the lag() column the time was 0.98 seconds – an increase of 0.73 seconds So the lag() time (ballpark figures) nearly doubles as the partition size doubles but the lead() time stays pretty much the same. The results of these two tests do tend to suggest that the generic nth...
columnownerformata16columnobject_nameformata36columnstart_dayformata11columnblock_increaseformat9999999999selectobj.owner, obj.object_name, to_char(sn.BEGIN_INTERVAL_TIME,'yyyy-mm-dd') start_day, sum(a.db_block_changes_delta) block_increasefromdba_hist_seg_stat a, dba_hist_snapshot sn, dba_obj...
pct_increase:后面区是前面区的增长百分比pct_threshold:每个块中允许索引入口的百分比阀值include_column:索引组织表主键索引中包含最后一列的列idfreelists:分配到这个段的进程自由列表数量freelist_groups:分配到这个段的进程自由列表组的数量pct_free:一个块中最小自由空间的百分比logging:索引改变是否记录到日志blevel...