0
votes
1answer
50 views

Table statistics on database

Is there any way that I could find how many tables has statistics on them,and how many tables which doesn't have statistics on them.
0
votes
0answers
37 views

question on oracle query performance/tuning

we have a query with large union all with a lot of tables. If that query gets hung up, it will hold up alter statements on those tables we should break the query up into individual ones to minimize ...
0
votes
2answers
41 views

How to remove duplicates and merge tables properly? [closed]

I'm creating a data warehouse for a healthcare company. They have separate databases for different hospitals which contain tables on patients,their insurance,etc and PK is unique only within one ...
0
votes
1answer
23 views

Unable to create Central Inventory

I am Traying to install Oracle 11g on my Linux a have alrady config the varible and X-host but can,t able to Create Central Inventory my Central Inventory location is : /u01/app/u0 ** and ...
0
votes
1answer
44 views

General question on dbms_stats

General question on dbms_stats and auto sample size? what is the impact of having IOTs with overflows and you switch to auto_sample_size and enable approximate NDV . How does it impact?
0
votes
2answers
171 views

What is the difference between Schema and Database in Oracle?

In oracle, Datafile are system files where actual data is stored.The collection to datafile make Tablespace and atlast database is collection of tablespaces Correct me if I am wrong on the concepts ...
1
vote
0answers
38 views

Testing equivalence in strings with different character sets

I have to synchronize a number of tables with string columns between two databases: the source Oracle 10.2.0.3 NLS_CHARACTERSET WE8MSWIN1252, NLS_LENGTH_SEMANTICS BYTE the destination Oracle ...
0
votes
1answer
100 views

How to know which process is causing high memory usage on DB?

I've got one Onesight alert mail stating below: Short Description: Onesight Alert: ZEUS DB Monitor (zeus04) Description: Solaris 5.8: vmstat memory(free) - Free Memory for zeus04 2065112 8:06:02 ...
1
vote
1answer
62 views

Object changed during datapump

If some object is being changed when data pump is run how will that object go into datapump file?
0
votes
3answers
49 views

Invalid create index syntax

I cannot create index with the where clause. Refer the below query: CREATE INDEX c_bplocation_isdefault ON c_bpartner_location (ad_client_id,c_bpartner_id,isdefault) WHERE isdefault = 'Y';
0
votes
0answers
40 views

ORACLE 10.2.0.5 DB: How can I start replication of an existing schema into a new database with zero downtime

Please, note that I'm limited to Materialized view replication and datapump, so my question is whether the above can be done within my specified scope: Ensure no transactions in the database for ...
0
votes
1answer
37 views

Oracle Recovery

Oracle server died. Built a new VM and mapped out the volumes to the SAN. Installed the same version of Oracle on the new server and applied the same patches. How can I "register" or "attached" the ...
1
vote
1answer
35 views

oracle database upgrade issue

Currently i'm using Oracle 10g XE database and want to upgrade to Oracle 11g XE. When i try to run the installer, it fails because of running instance. I searched the internet and got to know i have ...
0
votes
0answers
32 views

Oracle AQ Message Replication

We are upgrading our infrastructure and for that we are migrating from Oracle 10g to 11g. We are using Oracle GoldenGate for data replication and it does not support replication of AQ messages as far ...
-8
votes
1answer
57 views

Grouping Row Values Query [closed]

How can I write a query to get the result below from the sample data given? Data in table EMP is as below: Empid Empname Sal Comm 100 ABC Null 20 100 ABC 20000 null Output should be: Empid ...
0
votes
1answer
72 views

Oracle 10g: same query, different plans on copies of the same DB

I have a query joining a number of long tables (primary key in one table, indexed column in another) which results in different plans on different copies of the same database. The structure of copies ...
0
votes
0answers
126 views

Execution time is different between normal query and query inside a stored procedure

I have following simplified query WITH Report1 AS ( SELECT SUM(t.X), SUM(t.Y) FROM Table1 t WHERE t.Date1 > :dateStart and t.Date1 < :dateFinish ) SELECT * FROM Report1 This query ...
1
vote
1answer
137 views

Oracle temporary table usage with XA

I'm confused about the compatibility of Oracle XA with global temporary tables. I've read several places on the internet and in the oracle documentation that say "Distributed transactions are not ...
0
votes
0answers
929 views

Database Open but Oracle gives ORA-01033: ORACLE initialization or shutdown in progress

We are using 4 node Oracle 10GR2 RAC in Windows x64. 3 instances of our database crashed today and later started normally. I started them by connecting (Remote Desktop) to individual instances and ...
1
vote
1answer
75 views

Export synonyms content to tables

I have a distant database to replicate having huge data but I have access only to synonyms and I would like to use Oracle export/import tool to import these data into tables of local database. What ...
0
votes
1answer
243 views

Exporting from Oracle enterprise edition to standard edition reaches schemas limit

So, I'm trying to export an oracle database(10.2) from EE to SE over a networklink. It all works fine except that I'm hitting a limit. The database has 1335 schemas and it seems that I can't transfers ...
0
votes
1answer
222 views

ORA-44001: invalid schema

I have a db dump which containts db dump for three schemas for e.g. alpha bravo charlie in one file, exported through EXPDP. now when i am trying to import these through following command: IMPDP ...
0
votes
1answer
98 views

Connection problem after a big impdp

This morning i had a weird problem just opening the SQL developer i cannot connect to my database. I checked the log file of the impdp operation launched before (14G), all the data is imported without ...
0
votes
0answers
57 views

Datalink error when executing remote query

This afternoon i was working with an old datalink defined to transfer data from one database to other. It's the first time i've worked with this 'trick'. We use an specific user to work with the ...
2
votes
1answer
186 views

How does Oracle 10g use indexes?

I have table called result: CREATE TABLE result (id_graduate NUMBER NOT NULL, id_sml NUMBER NOT NULL, last_update DATE NOT ...
1
vote
1answer
85 views

Oracle OS Authentication only works on certain databases/clients

We currently face a problem where Oracle OS authentication only works on certain client/server combinations. The environment consists of a development client with its own database server (excluded ...
1
vote
1answer
180 views

Drop table without its dependencies and solve block corruption

I have found alert about corrupted block in alert log. Corrupted block belonged to the table named DOCS. Because of I don't have any backup of this database, decided to recreate DOCS table to solve ...
1
vote
1answer
74 views

Does Oracle 10g Express Edition have enough storage? [closed]

I am going to develop a simple library database with less than 10 tables. Each table would only keep text records. The library has about 10,000 volumes of books and about 2,000 members. Would the ...
1
vote
1answer
172 views

ORACLE error while dbstart command

I'm trying to start up Oracle DB with startup command. But error occurred while startup. dbstart[80]: test: argument expected Failed to auto-start Oracle Net Listene using /bin/tnslsnr touch: ...
0
votes
1answer
114 views

Complex Oracle SQL to sum data

I am building a SQL query in Oracle 10g that needs to sum overtime hours for the base table, but needs fields from the parent tables as well. I am looking for the fastest way to build the query. The ...
0
votes
2answers
802 views

Grant permission to execute stored procedure without granting access to underlying table - Oracle

I am new to Oracle (10g), my background is SQL Server. I have a service account that needs permission to execute a stored procedure, but nothing else. I see from here how to add execute permissions ...
1
vote
1answer
194 views

ORACLE file I/O withouth explicit flushing on 10g and 11g

what happens, if I open a file (foo := utl_file.fopen(... ), write multiple times to a file ( utl_file.put_line (foo,bar) ) and close it ( utl_file.fclose(foo) ) without any flushing? Is there a ...
1
vote
2answers
129 views

Strange Oracle ORDER BY

I have a problem sorting strings in french : This is my query : SELECT LIBELLE as LibelleCourant, CODE as code FROM S_MARQST ORDER BY LibelleCourant; And this is the result LIBELLECOURANT ...
1
vote
1answer
140 views

Slow join behaviour with 'or' in predicate

I'm faced with a situation which I can't understand and overcome. In short we have left-join query like: select from a left join b on a.key1=b.key1 or a.key1=b.key2 This works VERY slowly, while ...
1
vote
2answers
162 views

Get a number nth bit value in oracle

How can I get nth bit value in oracle database? I am currently using this query: WITH a AS (SELECT 7 val FROM DUAL) SELECT CASE BITAND (a.val, POWER (2, n-1)) WHEN 0 ...
0
votes
2answers
2k views

Dividing comma separated strings into columns

I have a problem with dividing comma separated values. I have 2 columns with comma separated values, for ex: ID Name 1,2,3 Ab,cd,ef I want the columns divided as: Id Name 1 ab 2 ...
1
vote
1answer
164 views

Customizing nls_sort and nls_comp in Oracle

There is different letters for 'KAF' (ک , ك) and 'YA' (ی , ي) in Persian with different unicode codes and same spell. I am using these commands to set Persian sort and comparing in my project ALTER ...
0
votes
0answers
26 views

Create a schema like an existing schema [duplicate]

I have a existing schema in my database called SCOTT, how can I create a new schema with exactly the same privileges which SCOTT schema is having? Is there any create like or some command to create ...
0
votes
2answers
917 views

Delete rows in parent table based on criteria in child table - Oracle

I have a table B with a foreign key to table A. I want to DELETE some rows in table B, and I also want to DELETE their parent rows in table A. However, the delete criteria is based on table B. The ...
-1
votes
1answer
155 views

Restoring Oracle XE database

I had Oracle 10G XE installed on my Windows machine. The machine got corrupted and I will have to install Oracle again. I did not take a backup in the form of SQL queries. How can I use the old ...
1
vote
0answers
123 views

How to store object with property of generic type in DB

In my business domain there exists an entity parameter. Beside other properties which are identical for each parameter, they have values. These values can be of different data types. There might be ...
0
votes
3answers
324 views

Getting the employee history of Sales department from HR database in Oracle

I am currently using the 'hr' database with Oracle 10g. You can view the schema diagram over here: http://docs.oracle.com/cd/B13789_01/server.101/b10771/diagrams001.htm#sthref63 What I would like is ...
3
votes
2answers
409 views

SQL*Plus default output format

I have noticed that using the same SQL*Plus client to connect to different Oracle database result in different outputs for the same SQL query. Database 1: C:\Oracle\instantclient_10_2>sqlplus ...
1
vote
1answer
176 views

Help with Oracle Pipelined function

I have a pivot where I have a contract with tank numbers separated by ; and I've been given this example to pivot them down into rows (which works): SELECT oks_c.contract_number, ...
1
vote
1answer
698 views

Fixing wildcard expansion resulting in too many terms error (DRG-51030)

How can I resolve the wildcard_maxterm problem in Oracle 10g? My index creation syntax is: begin ctx_ddl.drop_preference('SUBSTRING_PREF'); end; / begin ...
6
votes
1answer
479 views

sqlplus consuming 99% CPU

Oracle's installed on one server, I'm running sqlplus on a different (application) server. I've recently encountered a problem getting sqlplus to do anything; it simply spins, consuming 99% CPU even ...
1
vote
1answer
133 views

Migrating Oracle packages to SqlServer

I'm moving database from Oracle to SQLServer (2012 if that matters). The process of migrating tables/views is more or less straightforward and automated. Triggers are also not an issue since I don't ...
0
votes
1answer
43 views

Mview replication

We are setting up a large scale replicated environment and would like to know if there is a way to skip certain dml for eg. deletes during data trasfer with simple mview replication. Also, is it ...
0
votes
2answers
136 views

Oracle remove and place (re-install) database on 10g

I need to put together a plan to execute some change scripts to a Oracle 10g database, which will add some values, change some values a drop a table and create a new table. I have a step for creating ...
2
votes
1answer
103 views

Locking records in Oracle during update

I had a deadlock issue which was easy to fix by changing application logic, but I was under impression Oracle would behave differently, and the deadlock would never happen. I have two tables, for ...