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Databases Interview Questions
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How to create lov dynamically in oracle forms which is data comes from database procedure of out parameter, data will will out parameter of procedure base

 1 859

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: := . ( @ % ;

 594

table a has records 1,1,1,1 table b has records 1,1,1,1,1,1 what would be out if perform join for all cases

 784

Sql technical questions

 768

What is view? Can we update view

 859

What is materialized view. What are different methods of refresh?

 775

What if we write return in procedure?

 783

what is cursor. write example of it. What are the attributes of cursor.

 739

How to handle bulk data?

 888

What is the difference between Union and Union all. Which is faster.

 841

What are the steps for performance tuning.

 833

What is parallel hint?

 740

Un-Answered Questions { Databases }

How do I create a collection in mongodb?

1

How to get current MySQL version?

583

What is Weak Entity set?

450

How do I create an access database from multiple excel files?

372

What are the key constraints in dbms?

510




How do I connect to oracle?

555

What are the types of Knowledge Modules?

284

What is transact-sql ddl trigger?

627

Does any body has ORACLE Certification Dumps or Materials on 9i DBA, 10G DBA, Internet Application Developer, OCP 8i to 10g DBA Upgrade, Oracle 11i if any body have it, please kindly drop an email to: taruni_2k8@yahoo.com

1717

How to experiment a data lock in oracle?

590

What is sleeping status in sql server?

512

How we can refresh the view?

588

Explain the terms specialization and generalization.

513

What are all the different types of indexes?

613

What is oracle dba role?

274

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