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EMS SQL Manager for InterBase/Firebird

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Managing parameter properties


Select the object to create the field type on.

 

RadioButton Data type

Specifies that the parameter is based on a standard data type.

 

Appendix - Managing parameters - Data type

 

Type

Use the drop-down list of SQL data types to select the one to be applied for the parameter type.

 

For NUMERIC and DECIMAL data types set digit precision (digits of precision to store, 1 to 18) and scale (number of decimal places that can be stored, 1 to 18) in the appropriate boxes; for CHAR and VARCHAR set length (in characters), for BLOB data type set segment size and subtype.

 

Charset

Use the drop-down list to select the character set for the parameter type.

 

Collation

Use the drop-down list to specify the collation order to be used for string data.

 

CheckBox Not NULL

Enable this option to add the Not NULL attribute to the parameter.

 

CheckBox Use default value

Enable this option to specify the value this field will take by default. For details see Setting field defaults.

 

 

RadioButton Domain

Specifies that the parameter is based on a domain previously created in the database. Note that creating parameters based on a domain is only available for Firebird 2.1 and later.

 

Appendix - Managing parameters - Domain

 

 

 

Domain name

Select the domain name from the list of existing domains.

 

Collation

Use the drop-down list to specify the collation order to be used for string data.

 

Use Edit Domain button to edit the domain selected in Domain name or New Domain button to open Domain editor for creating the new domain.

 

CheckBox Full inheritance of domain attributes

If this option is set, the TYPE OF <domain_name> clause is generated, and data type of the domain is used.

 

CheckBox Not NULL

Enable this option to add the Not NULL attribute to the parameter.

 

Domain info displays the summary of the domain-based parameter: data type and size.

 

CheckBox Use default value

Enable this option to specify the value this data type will take by default. For details see Setting field defaults.

 

RadioButton Column

Specifies that the parameter is based on a field.

 

Appendix - Managing parameters - Column

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Table name

Select the table to use field type from the dropdown list.

 

Field name

Select the filed name from the list of table fields to create the parameter type on.

 

CheckBox Not NULL

Enable this option to add the Not NULL attribute to the parameter.

 

Collation

Use the drop-down list to specify the collation order to be used for the parameter.

 

Column info displays the summary of the column-based parameter: data type and size.

 

CheckBox Use default value

Enable this option to specify the value this data type will take by default. For details see Setting field defaults.