could not create unique index 文心快码 当遇到“could not create unique index”错误时,这通常意味着你尝试在一个包含重复值的字段上创建唯一索引。以下是根据你提供的提示,详细解答如何处理这个问题的步骤: 确定是哪个数据库系统出现的问题: 首先需要确认是哪种数据库系统(如MySQL、PostgreSQL、Oracle等)出现的...
ERROR:could not create file "base/16392/166637613": No space left on device digoal=#dolanguageplpgsql $$declarebeginforiin1..1000loopexecute'create table test'||i||'(id int primary key, c1 int unique, c2 int unique)';endloop;end; $$; ERROR:53100: couldnotcreatefile "base/16392/166691...
Caused by: org.postgresql.util.PSQLException: ERROR: could not open file "pg_tblspc/859888/PG_10_201707211/859890/876783": No such file or directory I see, this directory exists tillpg_tblspc/859888/PG_10_201707211/859890/ Also I am able to select/create/drop the table on that database ...
create_all() class User(db.Model): id = db.Column(db.Integer, primary_key=True) nickname = db.Column(db.String(64), index=True, unique=True) email = db.Column(db.String(120), index=True, unique=True) db.create_all() print db print 'done! yay! go check your postgresql database...
</createTable> <addPrimaryKey columnNames="event_id, name" tableName="jhi_persistent_audit_evt_data"/> <createIndex indexName="idx_persistent_audit_event" tableName="jhi_persistent_audit_event" unique="false"> <column name="principal" type="varchar(50)"/> ...
Can not sign in using ASP.NET Identity, Value cannot be null.Parameter name: manager Can one Controller have two methodss with same name Can the Index be used by 2 different index methods in the controller? one a Get one a Post ? Can ViewBag data and javascript source code be seen by...
Adding in a unique id via derived column. Adding SSIS will require downtime ? ADO NET Source has failed to acquire the connection {---} with the following error message: "Could not create a managed connection manager." Agent Job should call next step if SP returns value 1. Job shoul...
Create a draft under "Parent" on space ABC but don't publish it Move "Parent" to space DEF Do a space export of space ABC, the export has both spaces ABC and DEF Attempt to import into Confluence Cloud, and it fails to import if Confluence already has DEF space ...
If we don’t specify a primary key, MySQL will check for other unique indexes as candidates for PK, and if there are none, it will create an internal clustered index to serve as the primary key, which is not the most optimal. When there is no application logic or candidate to choose ...
unique keys. 0 Peter Zaitsev Author 18 years ago Labus, Yes that is the problem. As I mentioned sometime if you want to have quick build of unique/primary key you need to do ugly hack – create table without the index, load data, replace the .MYI file from the empty table of ...