Data Definition Language; defining database structures but not their contents.

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SQL Server Replication: “ALTER TABLE ALTER COLUMN” is not propagated to subscribers

We are running SQL Server 2008 R2 SP1 as publisher & distributor, and SQL Server 2005 SP3 as subscriber. The replication of schema changes is activated, and the replication has been running for ...
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1answer
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What means Command column in sp_who2 and text column in sys.dm_exec_sql_text?

I have a script that shows commands being fired in SQL Server 2008 database as follows: --shows who is active and executed commands declare @SPID int=null, @Status varchar(max) = null, @LOGIN ...
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1answer
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Migration script fires 'The data definition language (DDL) command cannot be executed at the Subscriber'

Yesterday I had run a migration script, produced by Visual Studio 2008 schema compare option, on a SQL Server 2008 database. It had run correctly. But today, when I executed the same script, it threw ...
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Cannot drop a Postgres table

I want to drop a few tables in my postgresql database. I am able to drop a few tables but there are 3 tables which I am unable to drop. I need to drop a few tables in my Postgres DB. I tried the ...
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SQL Server Comparison

I am merging two different versions of a database. I want to add some specific fields from source database to destination, so I used Visual Studio to do that. It does the job quite well but only table ...
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461 views

DDL trigger AFTER ALTER ON SCHEMA behavior

Can anyone please tell me what's going on here: CREATE TRIGGER afr_alt_trig AFTER ALTER ON SCHEMA cols ora_name_list_t; BEGIN IF (ora_dict_obj_type = 'TABLE') THEN select column_name bulk ...
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Replication issue - CREATE SELECT alternative?

I've an MySQL 5.1 slave for our BI team. They need to make some CREATE SELECT with big select queries (several million lines). As CREATE SELECT is a DDL, if the replication attempts to update some ...
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exporting DDL of all views Oracle

How can I go about exporting DDL of all my schema views in single .sql file ? I've read there is a function DBMS_METADATA.GET_DDL But I can't figure out how to use it for my case. I know how to ...
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Managing schema migrations in Mondrian

Managing schema changes across dev, stg, prd is something we do well in our home-grown solution today. Specifically, at least one downstream team consumes our star schema. They're considering ...
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Organizing a couple tables in postgresql

I have a data structure that is represented like this: { 'question_id': 1, 'is_required': False, 'question_text': [ { 'id': 1, ...