In below import I am trying to import the dump with DATA_OPTIONS = skip_constraint_errors which will import two rows. These records already deleted from the table. $ impdp job_name=schemaexp1 full=y dumpfile=exp_emp.dmp logfile=imp_exp_emp.log directory=EXP_DIR table_exists_action=append...
2.如果指定了SKIP_CONSTRAINT_ERRORS,在导入过程中在相对应的数据对象上创建唯一索引或约束条件,则APPEND hint不会作用于对象的导入,所以对于这些对象的导入会花费较多时间; 3.即使指定了SKIP_CONSTRAINT_ERRORS,除非数据对象使用外部表方式导入,否则该选项也不会生效。 'DATA_OPTIONS=...
有效的关键字为: [ALL], DATA_ONLY 和 METADATA_ONLY。 DATA_OPTIONS 数据层选项标记。 有效的关键字为: SKIP_CONSTRAINT_ERRORS。 DIRECTORY 用于转储文件, 日志文件和 SQL 文件的目录对象。 DUMPFILE 要从中导入的转储文件的列表 [expdat.dmp]。 例如, DUMPFILE=scott1.dmp, scott2.dmp, dmpdir:scott3.d...
Don't map any virtual fields if you chose to skip staging. Entities that have duplicate labels might cause this error. Only one entity can be assigned a particular label as the entity name. If more than one entity uses the same label, an error occurs. DMF040 The Excel query failed. ...
operations ontimeanddatetime2data types is 121 except when either type is used in a computed column expression. For computed columns, the default style is 0. This behavior impacts computed columns when they are created, used in queries involving auto-parameterization, or used in constraint ...
Date Correlation Optimization Options Control the date_correlation_optimization option. Option Description Default value DATE_CORRELATION_OPTIMIZATION When ON is specified, SQL Server maintains correlation statistics between any two tables in the database that are linked by a FOREIGN KEY constraint and have...
Please drop the constraint or create a scalar user-defined function to wrap the method invocation. The error occurred at table "%.*ls". 434 16 No Function '%ls' is not allowed in the OUTPUT clause. 435 16 No Xml data type methods are not supported in computed column def...
WhenTrue, SQL Server maintains correlation statistics between any two tables in the database that are linked by a FOREIGN KEY constraint and havedatetimecolumns. WhenFalse, correlation statistics are not maintained. Delayed Durability Enables this feature. For more information, seeControl Transaction Dur...
When you modify columns in a table that are referenced in a FOREIGN KEY constraint, the database engine must look for related rows in the referencing table. Row versions can't be used for these reads. In cases where cascading updates or deletes are enabled, the isolation level could be ...
These options speed up loading large data sets into non-readonly cache groups. The SkipCacheChecks option allows data to be loaded into non-readonly cache group tables with ttLoadFromOracle utility. This option is not used by default. Valid values are Y and N. The DryRun option checks if...