Types of indexes. What is the default key created when a
primary key is created in a table ?
Answer Posted / suren
while creating primary by default a unique index is created
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
What is the meaning of disabling a trigger?
how to create a new table by selecting rows from another table in mysql? : Sql dba
What is meaning of <> in sql?
what are the nonstandard string types? : Sql dba
How do I start sql from command line?
what is normalization? : Sql dba
what is uncommittable transactions? : Transact sql
How many types of primary keys are there?
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...
Is it possible to sort a column using a column alias?
What is the use of pl/sql table?
What is difference between mysql and postgresql?
Can we rollback after truncate?
Explain the components of sql?
Where is sql database stored?