migration

问题 I've just deployed my app to DigitalOcean using (Managed Database) and I'm getting the following error when calling php artisan migrate SQLSTATE[HY000]: General error: 3750 Unable to create or change a table without a primary key, when the system variable 'sql_require_primary_key' is set. Add a primary key to the table or unset this variable to avoid this message. Note that tables without a primary key can cause performance problems in row-based replication, so please consult your DBA before

问题 I'm attempting to add support for reading ClearCase repositories to reposurgeon. I've been able to puzzle out most of what I think I need, but the documentation is a massive pile of confusing details that leaves one basic question obscure. How do I list all revisions in a CC repository? The minimum thing I need would be a time-ordered sequence of lines each containing a revision ID (path, branch, revision level) and its parent revision ID. Revisions for directories should be included because

问题 I am using sqlsrv database connection in my project as I need to connect to Microsoft SQL Database. I have successfully installed the sqlsrv driver because I can connect to the Database to retrieve data. But when I try to do the Laravel Migration, it shows an error: Illuminate\Database\QueryException : could not find driver (SQL: select * from sysobjects where type = 'U' and name = migrations) Below is my .env DB_CONNECTION=sqlsrv DB_HOST=**********.database.windows.net DB_PORT=1433 DB

问题 In my project I'm doing some cleanup and decided to move everything to JUnit5. Till this time, I was using @RunWith(JUnitPlatform.class) Now I want to migrate it to @ExtendWith. Is there any equivalent for this JUnitPlatform.class in JUnit5? 回答1: You don't need it anymore when using junit 5. In the junit documentation it states: Annotating a class with @RunWith(JUnitPlatform.class) allows it to be run with IDEs and build systems that support JUnit 4 but do not yet support the JUnit Platform

问题 I'm building a spring boot application. Flyway database migrations are executed at the application startup. I decided to use two different roles: role__app ( read/write rights on tables, sequences in app schema) and role__migration ( advanced rights in app / migration schemas). Flyway migrations are executed under role__migration so it becomes the owner of the created objects. I thought that the following statements would help: ALTER DEFAULT PRIVILEGES IN SCHEMA app GRANT SELECT, INSERT,

问题 I'm using sqlserver2017 in docker in ubuntu os create asp.netcore 3 web app error in run dotnet ef add migrations firstmigrate Unable to create an object of type 'DatabaseContext'. For the different patterns supported at design time, 回答1: Had similar problem after adding own DbContext constructor with (2) parameters. App was ok, but migrations stopped working. Your looks similar - in case you do not need DatabaseContext constructor, try to remove it ... There is a build and DI running behind

问题 Overview I learn to migrate an Amazon RDS for Oracle Database to Amazon Redshift referring this tutorial https://docs.aws.amazon.com/dms/latest/sbs/CHAP_RDSOracle2Redshift.html Trouble In step5, I use Amazon SCT to convert the Oracle Schema to Amazon Redshift. But, I have to change config for Amazon SCT because the tutorial document is old written in 2017. One of the change config, I try to disable to use AWS Glue. I open Project settings to uncheck the checkbox "Use AWS Glue". And soon after

问题 Good day everybody, I recently migrated to AndroidX and encounter some problems. The projects builds ok, but when I try to run on device, I get the error "Process unexpectedly exit." when running tasks. Specifically when it reach es app:MergeDebugResources This is what i get: org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':app:mergeDebugResources'. at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$3.accept(ExecuteActionsTaskExecuter.java:151) at

问题 We are using visual studio online, and we use the git support of TFS. We now want to stop using git and use TFVC instead. What is the best solution to migrate our source code to TFVC ? 回答1: Assume you are creating another project in VSO and moving the source code, as per today you cannot change or mix TFVC with Git in the same project. There is no best solution, but I can recap some techniques. forget about history, pull down and check into the new version control use git-tf (no branch

问题 I am migrating a Room database in my Android app. This is the migration code: static final Migration MIGRATION_1_2 = new Migration(1, 2) { @Override public void migrate(SupportSQLiteDatabase database) { database.execSQL("ALTER TABLE item RENAME itemInfoId TO itemId"); } }; The error message android.database.sqlite.SQLiteException: near "itemInfoId": syntax error (code 1 SQLITE_ERROR): , while compiling: ALTER TABLE item RENAME itemInfoId TO itemId I have also tried the SQL of "ALTER TABLE