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Oracle Interview Questions And Answers
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If the value in the text item matches one of the values in the first column of the LOV, validation succeeds, the LOV is not displayed, and processing continues normally. If the value in the text item does not match one of the values in the first column of the LOV, Oracle Forms displays the LOV and uses the text item value as the search criteria to automatically reduce the list. 48. What are the built_ins used the display the LOV? Show_lov List_values 49. What are the built-ins that are used to Attach an LOV programmatically to an item? set_item_property get_item_property (by setting the LOV_NAME property) 50. What are the built-ins that are used for setting the LOV properties at runtime? get_lov_property set_lov_property 51. What is a record group? A record group is an internal Oracle Forms that structure that hs a column/row framework similar to a database table. However, unlike database tables, record groups are separate objects that belong to the form module which they are defined. 52. How many number of columns a record group can have? A record group can have an unlimited number of columns of type CHAR, LONG, NUMBER, or DATE provided that the total number of column does not exceed 64K. 53. What is the Maximum allowed length of Record group Column? Record group column names cannot exceed 30 characters. 54. What are the different types of Record Groups? Query Record Groups NonQuery Record Groups State Record Groups 55. What is a Query Record Group? A query record group is a record group that has an associated SELECT statement. The columns in a query record group derive their default names, data types, had lengths from the database columns referenced in the SELECT statement. The records in query record group are the rows retrieved by the query associated with that record group. |