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![]() Related Questions Latest Answer : Cursor is a private Sql area which is used to execute sql statements and store Processing information, Where as Refcursor is a data structure which points to an object which inturn points to memmory LocationThe advantage Refcursor over Normal Cursor is1.We ... Latest Answer : SQL is a structured query language.Used to perform operations such as retrieval,updations,insertions etc. on database.PL/SQL is a Programming language which is an extension for SQL with control structures added to them.Number of SQL statements can be ... What is the Scalar Data type in PL/SQL?what is the forward decleration in packages?what is the usage 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? Read Answers (5) | Asked by : chiranjeevi reddy How to query to know, that dbms_rowid package contains ROWID_OBJECT, rowid_block_number ,etc procedures or functions in it. Can we call a procedure into another procedure?If yes means how you can pass the perameters for the two procedures? Latest Answer : The main differences between a primary key and a unique key is that a primary key (although unique) cannot contain NULL values, whereas a Unique Key can. ... Read Answers (18) | Asked by : Babar Shabbir 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 : no difference ... Read Answers (9) | Asked by : Suyog Latest Answer : GRANT and REVOKE are DCL commands ... ... 1.what is difference between pl/sql table and records?2. what is the advantages of pl/sql table?3. what is ref cursor? what is the advantages of ref cursor
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