Tagged Questions

1
vote
1answer
66 views

Oracle database created whats next? Create Schema or Create Tablespace?

I'm a programmer that's being thrown to the DBA/Sysadmin island all by myself with a volleyball that I named Wilson. I'm trying to survive here. I'm supposed to create a database for an application. ...
0
votes
1answer
89 views

Oracle schema import is not importing all the tables present in the schema dump file

I have exported an existing oracle schema from another machine and then imported it in my local machine. Import was successful, but some tables which are present in the export dump file are not ...
4
votes
1answer
252 views

Difference between database vs user vs schema

I'm really confused with the terms database, user and schema. Can anyone explain how they are different from each other (if they are)? If they are same then, what are the similarities between them? ...
4
votes
1answer
91 views

Designing Simple Schema for Disaggregation of Demand Forecast

I am doing a simple database design task as a training exercise where I have to come up with a basic schema design for the following case: I have a parent-child hierarchy of products (example, Raw ...
3
votes
1answer
2k views

How to transfer data using expdp and impdp commands?

I'm Oracle noob, and my intention is to transfer all data and metadata from one schema to another schema within an Oracle database. I'm planning to use datapump expdp and impdp commands. I have ...
5
votes
3answers
265 views

Partition pruning with multiple date columns

I have a large table in Oracle 11g database that holds historical data from several years, so I would like to partition it by year. The problem is that the table has multiple date columns and they are ...
2
votes
0answers
118 views

Oracle sqldeveloper Database Diff - not seeing indexes/sequences

I am using Oracle SQL Developer's database diff tool to compare schemas. (SQL developer version : 3.2.09) It works great on some environments, but in one, I can only see differences in tables - the ...
1
vote
2answers
506 views

In Oracle, how can I give one user privileges to alter the schema of another user?

I have an Oracle DB (10.2), and I have a consultant (Dogbert) that I want to do some work on it. In particular they need to alter the table structures of tables in a schema (we'll call it Wally) that ...
0
votes
2answers
2k views

In Oracle how do you move a Schema to a different Tablespace?

I noticed that a Schema has been created in the USERS Tablespace but our local rule is that it should be in a Tablespace by itself. In Oracle how do you move a Schema to a different Tablespace?
1
vote
1answer
219 views

When using expdp to create a snapshot of an oracle schema, how do I ensure that no post-export additions are retained upon using impdp to revert?

I want to create a snapshot of an Oracle schema that I can revert back to after testing. Impdp and expdp seem to be the best fit as far as how I'd like to accomplish it, but the problem is that impdp ...
0
votes
1answer
208 views

Tools for synchronizing database schema with Oracle, SQL-Server and Netezza databases

I'm looking for software tools to move database schema for Oracle, SQL Server and Netezza. We use Oracle for our ODS, Netezza for our Data Warehouse (for it's bulk loading capabilities) and SQL ...
4
votes
2answers
241 views

How to store many smallish time-series in a relational DB?

Input Data Multiple Tests Beds generate measurement data of various complexity. In it's most basic form, not considering any meta-data, one measurement on a Test Bed will be a small (1 - a few ...
1
vote
2answers
370 views

Changing the default schema of a user

In order for an application user (APP_USER) to use another schema (SCHEMA_OWNER) without the need for prefixing queries with the schema name, I have implemented a logon trigger that changes the ...
2
votes
1answer
324 views

Write to different schema with own tablespace from another account

Say I have created these two accounts: CREATE USER u1 IDENTIFIED BY "&&u1Password" DEFAULT TABLESPACE u1tbs TEMPORARY TABLESPACE temp QUOTA UNLIMITED ON u1tbs QUOTA 256M ON ...
1
vote
1answer
240 views

schema shows through standard client connection but not through ODBC connection?

Hoping you can help! The Gist When I log into an Oracle 11g DB using SQL Developer or DBVisualizer, I can see schemas and execute queries against them. However, when I use the same credentials to ...
3
votes
4answers
322 views

Modifying table structure within a transaction?

In Oracle (and probably elsewhere), executing an ALTER TABLE statement will do an implicit commit on the current transaction. We have a tool (written in Java) that should modify a schema by: adding ...