MAINTAIN WHERE CLAUSES BY TABLE#
The Maintain Where Clauses by Table (IMDAO) form is used maintain the Where Clause by specific tables within the application.
The definition data for the Maintain Where Clauses by Table screen is stored in the P2K_AM_DATA_ACCESS_OBJECTS, P2K_AM_WHERE_CLAUSES, P2K_AM_CONDITIONS, P2K_AM_FORM_TABLE_USAGES, and P2K_AM_LIST_OF_VALUES table.
Where Clause tab#
- Where Clause
- This field identifies the Where Clause.
- Description
- This field provides a short description of the Where Clause.
- Usage
- This field will indicate if the Where Clause is Pre-loaded (system provided), User Defined or Obsolete.
- Type
- This field categorizes the Where Clause into a specific type.
- For example: Ad Hoc, Predefined
- Predefined
- If the Where Clause is pre-loaded, its predefined name will appear in this field. This field is not normally used.
- Column
- This field allows you to define the filters to be used with the Where Clause.
You may use more than one filter on a Where Clause. If you do use multiple filter
statements, they are joined by ‘and’ in the statement.
e.g. You can use multiple columns to return a Positions LOV that will be filtered first by department, next by active status, and finally by date.
- Operator
- This field allows you to provide an SQL statement to further filter the information.
- Value
- This field completes the SQL statement of the previous field.
This field holds information used to filter the where clause against. For example, it may be "Active" if the where clause is to filter a list of employees based on their employment status.
The Column, Operator and Value fields are used together to create a precise filter for information.
For example, if you wished to only see in the LOV positions that are in the Finance department, you would insert the following information in those fields:
- Column = ID.DPS_ID
- Operator = equal to
- Value = Finance
- Description
- This field will provide a full description of how the Where Clause operates.
- Physical Column Name
- Test Where Clause
- This button allows you to test the Where Clause to see if it returns the correct information in a timely manner.
Cache tab #
- Cache Status
- Cached Columns
- Clear Table Data
Only to be used in extreme cases#
- Clear All Cached Tables
- Function
- This field displays a function which makes use of the data source selected in the find block.
- MFN Usage
- This field displays the function's usage, meaning if the function is pre-loaded or user-defined.
- Join Clause
- This field displays the join clause to the data source selected in the find block.
- Where Clause
- If the function has a where clause defined for the data source selected, the where clause code will display here.
- MFT Usage
- This field indicates if the form's table usages are pre-loaded with the application or if they were user-defined.
- Create/Retrieve/Update/Delete Allowed
- The security access available for the function is displayed using these toggles.
LOV Usage tab#
- LOV Code
- This field displays an LOV code that has been defined for the data source selected in the find block.
- LOV Usage
- This field displays whether the LOV was pre-loaded with the application or if it was defined by a user.
- Where Clause
- If a where clause is tied to the LOV, the where clause code is displayed here.
- Exclude From Cache
- If the LOV is to be excluded from the application's cache, it is indicated here.
Screen captures are meant to be indicative of the concept being presented and may not reflect the current screen design.
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