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Diff B/W Char, varchar2 & Varchar in Oracle DB

 More Details on Our WebsiteChar, Varchar and Varchar2 are used to store strings values. But they have major differences let see what they are PurposeCharVarchar2VarcharChar is a data type which is...

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What is Mutation & How to avoid Mutation

    Orianconsulting.comThe Mutating table error is a well-known problem encountered by most developers has come across this error.  ORA-04091: table <tablename> is mutating,            trigger/...

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How to deploy the database changes

More details on orianconsulting.comWe need to deploy changes in the database either for a full version release or a bug fix.I had seen in many projects we didn't provide much attention to this step...

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Do we face no_data_found exception with cursors?

Oracle FAQDo we face no_data_found exception with cursors?·         No, no_data_found exception doesn’t occur with Cursors.·         We face no_data_found exception with select statements in PLSQL but...

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How to check Index usage specially when application is third party.

Indexes are optional object in database but they exist in each database, small or big.Indexes only purpose is that they can fetch the data faster using the rowid or Fast Full scan method.Fast Full...

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Article 6

Difference B/w Procedure & Function in Oracle Database:More details on Our Website PLSQL is a block structured language has two types of blocks1.    Anonymous (Without any name, not stored in the...

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Article 5

Diff B/w Delete & Truncate in Oracle DBMore Details on Our WebsiteOn bigger picture they serve the same purpose but there are many Differences listed with examples  Point...

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