select a.constraint_name,a.column_name from user_cons_columns a ,user_constraints b where a.constraint_name = b.constraint_name and b.constraint_type='P' and a.table_name = 'DCS_FILE_TASK'; 一、维护数据的完整性 概述:数据的完整性用于确保数据库数据遵从一定的商业和逻辑规则。在Oracle中,数...
In P6 Professional sind die flexiblen Constraints "Start am", "Start spätestens am", "Start frühestens am", "Ende am", "Ende spätestens am" und "Ende frühestens am" verfügbar. Hinweis: Beim Terminieren eines Projekts kann auch das erwartete Enddatum berücksichtigt werden, das...
In brief, if the FROMUSER's object types already exist on the target instance, errors occur because the object identifiers (OIDs) of the TOUSER's object types already exist. Within a single database instance, object identifiers (OIDs) must be unique. As a result, the error causes Import ...
構文およびセマンティクスの詳細は、『Oracle Database PL/SQL言語リファレンス』を参照してください。CREATE TYPE文を使用すると、オブジェクト型、SQLJオブジェクト型、名前付きの可変配列(VARRAY)、ネストした表型または不完全なオブジェクト型の仕様部を作成できます。CREATE TYPE文およびCREATE...
”message. This error typically occurs when a user attempts to insert or update a record in a table that would result in a duplicate value for a primary key or a unique constraint. This can lead to integrity issues within the database, which is why Oracle enforces these constraints....
Oracle Database - Enterprise Edition - Version 11.1.0.6 to 11.2.0.3 [Release 11.1 to 11.2]: DataPump Import (IMPDP) Returns Error ORA-31684 Object Type INDEX Already
LB11将TR转成TO单据的时候,我们常常发现,生成的TO单据里的数量并不是等于TR里的数量,而是系统自动根据目的地storage type 100下的库存数量自动扣减之后的数量作为生成的TO的数量。原因何在? 下一步, 下一步, 勾选100 Storage Type 下的Deactivate qty reduction 选项即可避免此种情况的出现。
January 9, 2009 at 11:40 pm #924785 hi, i would like to thanks for replying, but the column has refferential constraints.how can i go ahead? Viewing 5 posts - 1 through 4 (of 4 total) You must be logged in to reply to this topic.Login to reply...
has declared type com.sun.xml.bind.v2.model.annotation.Locatable which is incompatible with types in state: 1TypeMObject<[0x00001257000 01258:!S:XmlSeeAlso$$ProxyImpl]> Detailed message: at com.oracle.graal.pointsto.constraints.UnsupportedFeatures.report(UnsupportedFeatures.java:126) at com.oracle...
The ALTER command is a DDL command to modify the structure of existing tables in the database by adding, modifying, renaming, or dropping columns and constraints. Different databases support different ALTER TABLE syntax to modify the column data type and size. ...