how to Update table Sales_summary with max(sales) data from
table sales_dataTable 1. sales_data table Table 2.
Sales_summary
Region sales Region sales
N 500 N 0
N 800 W 0
N 600
W 899
W 458
W 900
I want the Sales_summary After Update like this
Region Sales
N 800
W 900
- 8 Answers
- 8300 Views
- I also Faced
- E-Mail Answers
Answer Posted / ajitnayak
update sales_sum s set sales =
(select max(sales) from sales_sum s2 where s.REGIN = s2.REGIN group by REGIN );
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All 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: := . ( @ % ;
How do I trace sql profiler?
What is the difference between subquery and correlated query?
What is the plv (pl/vision) package offers?
What is the source code of a program?
what is primary key? : Sql dba
What is sql server and ase?
how to enter characters as hex numbers? : Sql dba
What is the importance of sqlcode and sqlerrm?
Does sql view stored data?
What are sql functions? Describe the different types of sql functions?
What is mdf ldf and ndf?
What is the difference between count 1 and count (*) in a sql query?
what is self join and what is the requirement of self join? : Sql dba
What are the advantages of normalization?
