com.solarmetric.kodo.impl.jdbc.query
Interface Joins

public interface Joins

Tracks joins made when traversing relations in a select.

Method Summary

void	crossJoin(Table localTable, Table foreignTable) Perform a full cross join on the given tables.
String	getColumnAlias(Column col) Return the alias for the given column.
String	getTableAlias(Table table) Return the alias for the given table.
boolean	hasJoins() Return true if this instance has any joins.
void	join(Column[] local, Column[] foreign, boolean toMany) Join the given columns.
void	joinRelation(String name, ClassMapping type, Column[] local, Column[] pk, boolean toMany) Join the given columns of a named field to the primary key columns of a related type.
void	setVariable(String var) Set the variable name being traversed into with the next join.

Method Detail

hasJoins

public boolean hasJoins()

Return true if this instance has any joins.

crossJoin

public void crossJoin(Table localTable,
                      Table foreignTable)

Perform a full cross join on the given tables.

join

public void join(Column[] local,
                 Column[] foreign,
                 boolean toMany)

Join the given columns.

joinRelation

public void joinRelation(String name,
                         ClassMapping type,
                         Column[] local,
                         Column[] pk,
                         boolean toMany)

Join the given columns of a named field to the primary key columns of a related type.

setVariable

public void setVariable(String var)

Set the variable name being traversed into with the next join.

getColumnAlias

public String getColumnAlias(Column col)

Return the alias for the given column.

getTableAlias

public String getTableAlias(Table table)

Return the alias for the given table.