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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?
Hi all, i am trying to validate a date having "yyyy-MM-ddd" format. my code is validating the date when it is like "07-07-07" to invalid date but when i am trying to mention date like "2007123-07-07" it is accepting the date.
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.
If the column has a data type "date" then column itself has no format. It is your application (web, Oracle Forms, etc.) who applies the format "YYYY-MM-DD HH24: MM: SS".
Hi Tom, Great to visit ask tom site i'm keep on learning oracle things here. i have loaded with "SRC_key = 16" new source data into tables which we used in this view. Short question: If I delete cca 3M entries from table of cca 6.5 rows (and 19 columns), would it be beneficial to re-index? Hello, I want to use TDE tablespace encryption on my database.
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In Oracle XML DB, BEGIN -- Delete the schema, if it already exists; otherwise, this produces an error.
DBMS_XMLSCHEMA.delete Schema(' END; / BEGIN -- Register the schema DBMS_XMLSCHEMA.register Schema(' '', TRUE, TRUE, FALSE); END; / -- Create table to hold XML instance documents DROP TABLE po_tab; CREATE TABLE po_tab (id NUMBER, xmlcol XMLType) XMLType COLUMN xmlcol XMLSCHEMA " ELEMENT "purchase Order"; INSERT INTO po_tab VALUES(1, XMLType( ' ipo:purchase Order: ship To: name: Helen Zoe street:100 Broadway city: Cardiff state: Wales country: UK zip: CF2 1QJ bill To: name: Robert Smith street:8 Oak Avenue city: Old Town state: CA country: US zip:95819 items: Often, besides knowing that a particular XML document is well-formed, it is necessary to know if a particular document conforms to a specific XML schema, that is, is VALID with respect to a specific XML schema.
DECLARE xmldoc XMLType; BEGIN -- Populate xmldoc (for example, by fetching from table).