How To Create Oracle Domain Index: with 5 Solutions
What is domain index in Oracle? oracle domain index is a specialized type of index in Oracle that is used to retrieve text, spatial, or user-defined data speedily. this specialized ...
Asiri Gunasena
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Love to Performance : CONNECT BY PRIOR in Oracle Performance Issue
CONNECT BY PRIOR clause is Oracle provided a great solution for hierarchical queries but connect by prior in Oracle performance issue are headache. It’s because of large dataset misuse of ...
Asiri Gunasena
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Oracle REPLACE Function: How to Use Magic
Oracle provides a powerful set of functions for working with data. In such cases, the Oracle REPLACE function can be used for Data manipulation. Data manipulation is one of the ...
Asiri Gunasena
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Oracle Bitmap Index Unleashed: Optimization Made Easy
Oracle provides this nice data retrieving mechanism for low occurrence of DML operation tables. oracle bitmap index is proposed for low cardinality columns. Those kinds of columns in a query ...
Asiri Gunasena
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19 New Ways to Create an Index in Oracle
This article explains how to create an index in Oracle and the Types of indexes making considerable performance improvements. Here are 19 ways to create an index and below explain ...
Asiri Gunasena
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How to Add an Oracle Function Based Index: Unexpected Tips
Oracle function based index enhances the performance with queries that retrieve data using a custom index according to usage. This will improve the performance when consists of function or expression ...
Asiri Gunasena
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Oracle Exception No Data Found: How to handle ora 01403
The Oracle Exception No Data Found in PL/SQL is helping to handle no data return from one of the below-described scenarios. For example, if you SELECT INTO statement does not ...
Asiri Gunasena
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11 Ways of Oracle “SQL Command Not Properly Ended”
The Oracle return error call “ORA-00933: SQL command not properly ended” once execute a DML operation. That indicates that there’s a problem with your SQL statement syntax. This error triggers ...
Asiri Gunasena
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