What is the most restrictive isolation level? : Transact sql
what is try_catch block in procedure
Is there any problem if we use commit repeatedly after each dml statement in a plsq procedure ? (eg. there are 10 update stmt and using 10 commit stmt after each update stmt)
What is a recursive join sql?
How many null values can be inserted in a coulmn whihc is unique constraint
In table three columns with 1 milion records(here there is no sequence values) i want add one more column with sequence values from the first how it is posible?
Mention what is the use of function "module procedure" in pl/sql?
Is sql sequential or random?
Easy way to convert tableau "IF - ELSEIF" statements to Netezza "CASE" statements.
What is keys and its types?
Explain isolation levels. : Transact sql
how to select unique records from a table? : Sql dba
what is the stuff function and how does it differ from the replace function? : Sql dba