What is normalisation and its types?


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More SQL PLSQL Interview Questions

How do you clear the screen in sql?

0 Answers  


Can we insert in sql function?

0 Answers  


what are the type of locks ? : Sql dba

0 Answers  


What is raid? How does it help storage of databases?

0 Answers  


How is Oracle 10g helpful when compared to oracle 9i and what is grid computing

1 Answers   Flextronics,






what is a trigger in mysql? Define different types of trigger. : Sql dba

0 Answers  


create or replace procedure search_matter(empno varchar2) as sql_stmt varchar2(200); stmt varchar2(200); v_table_name varchar2(200); val_pres number; inp_value varchar2(200); type obj_typ is table of cols.column_name%type index by binary_integer; type all_col is table of varchar2(100) index by binary_integer; typ_obj_typ obj_typ; typ_all_col all_col; begin select object_name bulk collect into typ_obj_typ from user_tables,user_objects where table_name = object_name AND object_type = 'TABLE'; select empno into inp_value from dual; dbms_output.put_line('inp value : '||inp_value); for i in typ_obj_typ.first..typ_obj_typ.last loop v_table_name := NULL; v_table_name := typ_obj_typ(i); dbms_output.put_line(i||':'||typ_obj_typ(i)); dbms_output.put_line('....................'); sql_stmt := 'select column_name from cols where table_name = :1 and data_type in (''CHAR'', ''VARCHAR2'', ''NCHAR'', ''NVARCHAR2'',''NUMBER'')'; EXECUTE IMMEDIATE sql_stmt bulk collect into typ_all_col using typ_obj_typ(i); for inside in typ_all_col.first..typ_all_col.last loop dbms_output.put_line('sql stmt: '||sql_stmt); dbms_output.put_line('column name: '||typ_all_col(inside)||'table name: '||typ_obj_typ(i)); stmt := 'select count(*) from ||typ_obj_typ(i)||'; EXECUTE_IMMEDIATE stmt into val_pres ; if val_pres = 1 then dbms_output.put_line('value present col name: '||typ_all_col(inside)||'table name :'||typ_obj_typ(i)); end if; end loop; dbms_output.put_line('....................'); end loop; exception when others then dbms_output.put_line('sql code '||sqlcode||'Table name: '||v_table_name); dbms_output.put_line('sql message '||sqlerrm); end; Compile-time I am getting below error, Plz help to resolve. LINE/COL ERROR -------- ----------------------------------------------------------------- 47/23 PLS-00103: Encountered the symbol "STMT" when expecting one of the following: := . ( @ % ;

0 Answers  


Why truncate is used in sql?

0 Answers  


How will you distinguish a global variable with a local variable in pl/sql?

0 Answers  


Why join is faster than subquery?

0 Answers  


how to drop an existing table in mysql? : Sql dba

0 Answers  


Hi all, I am going to write oracle certification. Can anyone send me the dumps available if any for OCA exam? Its really very urgent, prompt response will help me alot..

8 Answers  


Categories