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Table Filter Condition

This dialog appears when you click the button on the title bar of a table in the Query Editor. It helps you filter fields based on the table.

The following are details about option in the dialog:

Add Condition

Adds a new condition line.

Delete

Deletes the selected condition line.

Group

Makes the selected conditions in one group. Conditions can also be added to an existing group by selecting the conditions and the group while holding the Ctrl button, and then clicking the Group button.

Ungroup

Makes the selected condition ungrouped.

Up

Moves the selected condition up to a higher level.

Down

Moves the selected condition or group down to a lower level.

Logic

Lists the logic operator.

• And
  Logic operator And which is applied to this and the next line.
• Or
  Logic operator Or which is applied to this and the next line.
• And Not
  Logic operator And Not which is applied to this and the next line.
• Or Not
  Logic operator Or Not which is applied to this and the next line.

Field

Specifies the field to be filtered. You can either type in the field manually or click to specify the field in the Expressions dialog.

Operator

Lists all the operators that can be used in the filter condition:

• =
  Equal to
• >
  Greater than
• <
  Less than
• >=
  Greater than or equal to
• <=
  Less than or equal to
• <>
  Not equal to
• [not] between
  Allows the system to evaluate whether or not data values are located between a range of values indicated in the predicate. For operator "between" or "not between", there are two value text boxes for inputting the same type of values.
• [not] exists
  It is used to test if a subselect retrieves any records.
• [not] in
  Causes an enumerated list of values to appear in the WHERE clause predicate, used for evaluating for a true condition. For operator "in" or "not in", multiple values separated by comma (,) are allowed.
• [not] like
  Like string pattern matching operator is used to compare the first expression string value to the pattern string (the second expression). If you want to use wildcard character in the pattern string, only "_" and "%" are supported.
• sounds like
  Sound like operator uses a soundex algorithm to pattern match strings that sound alike.
• is [not] null
  It is used in WHERE clause predicates to match null values occurring in a specified data column. For operator "is null" or "is not null", the value text box is hidden.

Value

Specifies the value of how to filter the field. You can either type the value in the text box manually or click next to the text box to specify the value using the Expressions dialog.

SQL Statement

Displays the SQL statement of the filter condition.

OK

Applies all changes and closes the dialog.

Cancel

Closes the dialog, leaving any changes unsaved.

Help

Displays the help document about this feature.

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