文档解释 HV00C: fdw_invalid_option_index 错误说明： fdw_invalid_option_index错误代表了在执行涉及外部数据源（如外部表）的查询时，提供的选项参数范围……

文档解释 ORA-38912: An index must be specified in the index hint Cause: Index specification was missing in an IGNORE_ROW_ON_DUPKEY_INDEX or CHANGE_D……

文档解释 Error number: 3729; Symbol: ER_INDEX_TYPE_NOT_SUPPORTED_FOR_SPATIAL_INDEX; SQLSTATE: HY000 Message: The index type %s is not supported for ……

文档解释 ORA-64105: Cannot create domain index on XMLIndex internal tables. Cause: An attempt was made to create a domain index on an internal table……

文档解释 ORA-28650: Primary index on an IOT cannot be rebuilt Cause: An attempt is made to issue alter index rebuild on IOT-TOP Action: Use Alter ta……

文档解释 ORA-39295: Cannot alter index base cluster. Cause: DBMS_METADATA_DIFF was comparing two cluster indexes defined on different clusters. Ther……

Python index()方法检测字符串中是否包含子字符串str ，如果指定beg（开始）和end（结束）范围，则检查是否包含在指定范围内，该方法与python find()方法一样……

随着Redis的普及，更多的企业以及利用它的优势服务于高可用性和高并发场景。而Redis的集群在这它的优势更是不言自明。有时候在处理数据时，会出现节点不均衡的……

文档解释 ORA-28142: error in accessing audit index file Cause: ORACLE was not able to access the file being used to hold audit file names. Action: M……

文档解释 ORA-29847: cannot create a local domain index on a partitioned index-organized table Cause: User specified a create local domain index stat……