Oracle Spatial Errorcodes

ORA-29913 the error in executing ODCI .

This error occurs when executing SDO_AGGR_UNION (SDOAGGRTYPE(SDO_GEOMETRY),0.5) is mainly due to the variation in the geometry of its ordinates if  operation is divided and done this error can be avoided .

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Drop foreign key from a Versioned Table

To drop a foreign key constraint from a version enable table .

EXECUTE DBMS_WM.BeginDDL('PARENT_TABLE');
EXECUTE DBMS_WM.BeginDDL('CHILD_TABLE');
ALTER TABLE CHILD_TABLE_LTS DROP CONSTRAINT FOREIGN_KEY_NAME
EXECUTE DBMS_WM.CommitDDL('CHILD_TABLE');
EXECUTE DBMS_WM.CommitDDL('PARENT_TABLE');


The foreign key constraints and its details of version enabled tables can be obtained from the view USER_WM_RIC_INFO or from
table wmsys.wm$ric_table rt

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Eg :
EXEC DBMS_WM.BEGINDDL('BILL');
EXEC DBMS_WM.BEGINDDL('BILL_DETAILS');
ALTER TABLE BILL_DETAILS_LTS DROP CONSTRAINT FK_BILL_DETAILS_CTS ;
EXEC DBMS_WM.COMMITDDL('BILL');
EXEC DBMS_WM.COMMITDDL('BILL_DETAILS');

Oracle GLOBALIZATION SUPPORT

GLOBALIZATION SUPPORT


Choosing a Character Set
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When computer systems process characters, they use numeric codes instead of the graphical representation of the character. For example, when the database stores the letter A, it actually stores a numeric code that is interpreted by software as that letter. Read on to know more about Globalization Support.


ForMoreDetails


NLS Data Dictionary Views
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Applications can check the session, instance, and database NLS parameters by
querying the following data dictionary views:

NLS_SESSION_PARAMETERS shows the NLS parameters and their values for the
session that is querying the view. It does not show information about the character
set.

NLS_INSTANCE_PARAMETERS shows the current NLS instance parameters that
have been explicitly set and the values of the NLS instance parameters.

NLS_DATABASE_PARAMETERS shows the values of the NLS parameters for the
database. The values are stored in the database.
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NLS Dynamic Performance Views

V$NLS_VALID_VALUES lists values for the following NLS parameters
NLS_LANGUAGE, NLS_SORT, NLS_TERRITORY, NLS_CHARACTERSET

V$NLS_PARAMETERS shows current values of the following NLS parameters:
NLS_CALENDAR, NLS_CHARACTERSET, NLS_CURRENCY, NLS_DATE_FORMAT,
NLS_DATE_LANGUAGE, NLS_ISO_CURRENCY, NLS_LANGUAGE, NLS_NUMERIC_
CHARACTERS, NLS_SORT, NLS_TERRITORY, NLS_NCHAR_CHARACTERSET, NLS_COMP, NLS_LENGTH_SEMANTICS, NLS_NCHAR_CONV_EXP, NLS_TIMESTAMP_FORMAT, NLS_TIMESTAMP_TZ_FORMAT, NLS_TIME_FORMAT, NLS_TIME_TZ_FORMAT

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A funny Error From Toad

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Oracle Golden Gate

           For Real-time data integration.High performing enterprises need real-time data access across heterogeneous systems for improved business intelligence.Enables zero-downtime migration and upgrades for mission critical Oracle Applications.Supports the vast majority of databases and operating systems.

Continuous Availability
-----------------------

• Faster recovery
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----------------------------

• Real-time
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Value Across Multiple Solutions
-------------------------------
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• Single technology highly flexible

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