Oracle updating through a view

If the view is updateable (not all views are) the updates are applied to the table data.a sql code to remove all the special characters from a particular column of a table example :i NPUT-ABC -D. FOUTPUT ABC DEFAND IF THERE IS TWO NAMES LIKE ABC PRIVATE LTDONE SPACE SHOULD BE MAINTAINED BETWEEN 2 WORDS.... Hi Tom, I'm sorry, I am working on so much topics, that I don't have time to search.I read in oracle documentation (https://docs.oracle.com/cd/E11882_01/network.112/e4... Hi: I want to clean some space about some tables ,there are a few ways ,such as move ,shrink and impdp. I know when any changes are made to base tables then those changes are reflected are on view as well when view is refreshed. Dear Sir, I have created a table with a composite primary key and few indexes.I want to know which one is better regardless of space consideration and assume this tables can use all those methods. We have a load of legacy code that uses ORA_ROWSCN as an optimistic locking field. )-digit field for the host variable, and we experience horrible problems when the SCN ticks past the size that this can accommo... In one of the SQL the where clause is a combination of Index Column and non-index columns, however the query is not using the index column and instead going for Full Table Scan. Hello, Is there a way to get all the keys that exist in a JSON column?On recompiling the dependent objects become invalid.

oracle updating through a view-19oracle updating through a view-72oracle updating through a view-16

Views that use functions, specify DISTINCT, or utilize the GROUP BY clause may not be updated.

The view will become invalid whenever the base table is altered.

We can recompile a view using the Alter view statement, but oracle automatically recompiles the view once it is accessed.

JSON_VALUE function provides an easy way to access a value for a given key, but is there a way to obtain all the key names? Hello Tom, Is there a way to identify SQL queries that are consuming the majority of the shared pool for e.g Session #1 is using 56 kbsession #2 is 10mb I would want to identify each query and the memory value it's consuming. Hello Tom & Team, Can you please provide to get the list of sql ids along with elasped times and other metrics for a given sql statment.

Once obtained, can i force oracle to use a particular sql id which was performing better ? Hi, I would like to fing whats the best way to allow user to truncate table that is own by some one else thru forms on-line basis.

Leave a Reply