我需要获取主键列的名称。
在输入中,我只有表名。
发布于 2012-01-26 18:26:07
SELECT cols.table_name, cols.column_name, cols.position, cons.status, cons.owner
FROM all_constraints cons, all_cons_columns cols
WHERE cols.table_name = 'TABLE_NAME'
AND cons.constraint_type = 'P'
AND cons.constraint_name = cols.constraint_name
AND cons.owner = cols.owner
ORDER BY cols.table_name, cols.position;
确保'TABLE_NAME‘是大写的,因为Oracle存储的表名是大写的。
发布于 2013-04-25 22:00:24
Select constraint_name,constraint_type from user_constraints where table_name** **= ‘TABLE_NAME’ ;
(这将列出主键,然后)
Select column_name,position from user_cons_cloumns where constraint_name=’PK_XYZ’;
(这将为您提供列,其中PK_XYZ是主键名称)
发布于 2017-05-24 19:22:03
在这里我为oracle中的get primary key column创建了一个名为test然后query的表
create table test
(
id int,
name varchar2(20),
city varchar2(20),
phone int,
constraint pk_id_name_city primary key (id,name,city)
);
SELECT cols.table_name, cols.column_name, cols.position, cons.status, cons.owner FROM all_constraints cons, all_cons_columns cols WHERE cols.table_name = 'TEST' AND cons.constraint_type = 'P' AND cons.constraint_name = cols.constraint_name AND cons.owner = cols.owner ORDER BY cols.table_name, cols.position;
https://stackoverflow.com/questions/9016578
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