Package org.datanucleus.store.schema.table

Interface Table

  • All Known Implementing Classes:
    CompleteClassTable
    public interface Table
    Representation of a table for a class.

    • Method Detail

      • getSchemaName

        String getSchemaName()

      • getCatalogName

        String getCatalogName()

      • getClassMetaData

        AbstractClassMetaData getClassMetaData()
        Accessor for the primary class metadata for this table.
        Returns:
        Class metadata

      • getNumberOfColumns

        int getNumberOfColumns()
        Accessor for number of columns.
        Returns:
        Number of cols

      • getColumnForPosition

        Column getColumnForPosition​(int pos)
        Accessor for the column at the specified position (numbered from 0 to numcols-1).
        Parameters:
        pos - Position of the column
        Returns:
        The column at this position (or null if invalid position)

      • getSurrogateColumn

        Column getSurrogateColumn​(SurrogateColumnType colType)
        Accessor for the surrogate column of the specified type.
        Parameters:
        colType - The type of surrogate column
        Returns:
        The column definition, if it exists for this table

      • getColumnForName

        Column getColumnForName​(String name)
        Accessor for the column with the supplied name (if present).
        Parameters:
        name - name of the column (the identifier)
        Returns:
        The column (or null if none present with that name)

      • getMemberColumnMappingForMember

        MemberColumnMapping getMemberColumnMappingForMember​(AbstractMemberMetaData mmd)
        Method to return the member-column mapping for the specified member.
        Parameters:
        mmd - Metadata for the member
        Returns:
        The member-column mapping

      • getMemberColumnMappingForEmbeddedMember

        MemberColumnMapping getMemberColumnMappingForEmbeddedMember​(List<AbstractMemberMetaData> mmds)
        Method to return the member-column mapping for the specified embedded member.
        Parameters:
        mmds - Metadata for the member(s) to navigate to the required member
        Returns:
        The member-column mapping