Package de.calamanari.adl.sql.config

Interface ConfigBuilderInterfaces.DataColumnStep4

All Known Subinterfaces:

ConfigBuilderInterfaces.DataColumnStep2, ConfigBuilderInterfaces.DataColumnStep3

Enclosing class:

ConfigBuilderInterfaces

public static interface ConfigBuilderInterfaces.DataColumnStep4

Fluent API to build a DataColumn

Follow the method chain to finally obtain the result with get().

Method Summary

Modifier and Type	Method	Description
ConfigBuilderInterfaces.DataColumnStep4	filteredBy(String columnName, AdlSqlType columnType, String value)	Defines an extra column filter on a column.
DataColumn	get()

Method Details

filteredBy

ConfigBuilderInterfaces.DataColumnStep4 filteredBy(String columnName,
 AdlSqlType columnType,
 String value)

Defines an extra column filter on a column. This is required if the target column stores information effectively qualified or narrowed by values of other column(s).

Note: The actual value (either hard-coded or from a variable) must be an ADL-value.

Example:

• correct: filteredBy("ACTIVE", SQL_BOOLEAN, "1")
• incorrect: filteredBy("ACTIVE", SQL_BOOLEAN, "TRUE")

Parameters:

columnName - name of another column of the same table to be tested for a fixed value

columnType - type of the filter column for sql generation

value - the filter, a fixed value to include into any query related to the data column to filter the results

Returns:

builder

See Also:

• DataColumn

get

DataColumn get()

Returns:

the data column