What is the Scalar Data type in PL/SQL?what is the forward decleration in packages?what is the usage of IN,OUT,INOUT parameters in Procedures or functions?
Hi, in Cursors this is the Scenario.if i am manipulating the data of a table which has 10 records,i need to go to the 5th record.how is it possible?What is the Exact usage of Ref Cursor?
Latest Answer : %type will use for to define at column level.%rowtype is used to define for one or more than one columns ( like row or record or tuple ) means its user define type which hold one or more than one columns along with it. and generally it used with Cursor. ...
Latest Answer : Hi,Use the V$OPEN_CURSOR view to know how many cursors are currently open in the database.Guna Sagar Challa ...
Hello,I need some info, that is it possible to find or make query ,that if we know the data stored in a table but don't know the field name in which the required data is stored.ExampleTable having fields like columnA, columnB, columnC, columnD,..........columnN and all have the same dataType. and you dont know in which field your data exists.suppose some data like e.g. "BackMan" exists in any Field of the table but we don't know in which Field this information is store.Is it
Latest Answer : Yes we can relate two tables from 2 diff usersE.g. if user A has table Ta and User B has Table Tb and Table Tb is child table and needs foreign key on A.Ta then we need to grant "references" object privillege to User B on table ...
Latest Answer : Two types of trigger are there1. Row level trigger2. Statement level trigger ...
Latest Answer : hi ,U can use the PRAGMA Function.I.e Autonomous Function to come back to normal stage in Mutating table. ...
What are the different types of collections supported in Oracle?PL/SQL datatypes TABLE and VARRAY, allow us to declare the collections nested tables, associative arrays, and variable-size arrays.
How do i write a function that returnsmore than 1 records from a tablefor example in sql server there is a solution as create function f1() return table asselect * from emphow do i do the same in oracle. plz help