Package adql.db
Interface DBColumn
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- All Known Implementing Classes:
DBCommonColumn
,DefaultDBColumn
public interface DBColumn
Definition of a valid target column.
This column can be used in an ADQL query with its ADQL name (
getADQLName()
) and corresponds to a real column in the "database" with its DB name (getDBName()
).- Version:
- 1.4 (07/2016)
- Author:
- Grégory Mantelet (CDS;ARI)
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description DBColumn
copy(java.lang.String dbName, java.lang.String adqlName, DBTable dbTable)
Makes a copy of this instance ofDBColumn
.java.lang.String
getADQLName()
Gets the name of this column (without any prefix and double-quotes).DBType
getDatatype()
Get the type of this column (as closed as possible from the "database" type).java.lang.String
getDBName()
Gets the name of this column in the "database".DBTable
getTable()
Gets the table which contains thisDBColumn
.
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Method Detail
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getADQLName
java.lang.String getADQLName()
Gets the name of this column (without any prefix and double-quotes).- Returns:
- Its ADQL name.
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getDBName
java.lang.String getDBName()
Gets the name of this column in the "database".- Returns:
- Its DB name.
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getDatatype
DBType getDatatype()
Get the type of this column (as closed as possible from the "database" type).
Note: The returned type should be as closed as possible from a type listed by the IVOA in the TAP protocol description into the section UPLOAD.
- Returns:
- Its type.
- Since:
- 1.3
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getTable
DBTable getTable()
Gets the table which contains thisDBColumn
.- Returns:
- Its table or null if no table is specified.
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