If I have a table T with 4 rows & 2 columns A & B. A has values 1,2,3,4. and B has 10,20,30,40. Write an Update SQL query which can Swap the values of A & B for all records. (Do not use a sub-query)

5 Answers  

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What is the most important ddl statements in sql are?

0 Answers  

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what are the advantages of mysql in comparison to oracle? : Sql dba

0 Answers  

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Types of optimization?

6 Answers   Microsoft,

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What is sql prepared statement?

0 Answers  

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How do I run a sql query in pgadmin 4?

0 Answers  

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What are records give examples?

0 Answers  

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1. is it possible to use the cursor atttibutes (%found ,% rowcount , %isopen , %notfound ) to our user defined cursor names ....... cursor cursor_name is select * from scott.emp if you use... cursor_name%found , %rowcount ,%isopen,%notfound...will it work... -------------------------- 2.what is the difference between the varray and index by table .. -------- 3. type type_name is table of number(8,3) index by binary_integer; identifier_name type_name; first , last , prior , next ,trim are the methods we can use it for the above type...simillary is there any way to apply for cursors... with thanks and regards..sarao...

0 Answers   Satyam,

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How can you create an empty table from an existing table?

0 Answers  

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What is a file delimiter?

0 Answers  

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How many database objects (trigger, packages, sequence etc) uses a particular field in a given table. For ex: I want to know how many database object uses the ATTRIBUTE1 in the PO_VENDORS table. What query will give me the result showing the database object name(package, trigger etc), field_name used (in this case ATTRIBUTE1) and table_name (in this case PO_VENDORS).

2 Answers   IBM,

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What is the use of cursor ? how cursor allocate context area for executing the sql statement?

4 Answers   HCL,

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