Package com.github.vlachenal.sql

Class AbstractPartBuilder

java.lang.Object

com.github.vlachenal.sql.AbstractPartBuilder

Direct Known Subclasses:

FieldsBuilder, FromBuilder

public class AbstractPartBuilder
extends java.lang.Object

Abstract SQL query part builder.
Acts like a decorator to call some initial SelectBuilder methods.

Since:

0.1

Field Summary

Fields

Modifier and Type	Field	Description
protected SelectBuilder	select	SQL select builder

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractPartBuilder(SelectBuilder select)	AbstractPartBuilder constructor

Method Summary

Modifier and Type	Method	Description
SQLQuery	build()	Build SQL query
SelectBuilder	done()	Return the original SelectBuilder
SelectBuilder	fetch(long limit)	Add FETCH FIRST n ROWS ONLY
FieldsBuilder	groupBy(java.lang.String column)	Add SQL 'group by' command
SelectBuilder	having(ClausesBuilder clauses)	Add SQL HAVING command and its clauses if not empty
SelectBuilder	offset(long offset)	Add OFFSET n ROWS
FieldsBuilder	orderBy(java.lang.String column)	Add SQL 'order by' command.
SelectBuilder	union(SelectBuilder other)	Add union to other SQL request
SelectBuilder	unionAll(SelectBuilder other)	Add union to other SQL request returning duplicate entries

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

select

protected final SelectBuilder select

SQL select builder

Constructor Detail

AbstractPartBuilder

protected AbstractPartBuilder(SelectBuilder select)

AbstractPartBuilder constructor

Parameters:

select - the select query builder

Method Detail

done

public SelectBuilder done()

Return the original SelectBuilder

Returns:

the SelectBuilder

build

public SQLQuery build()

Build SQL query

Returns:

the query and its prepared statement values

groupBy

public FieldsBuilder groupBy(java.lang.String column)

Add SQL 'group by' command

Parameters:

column - the first column to group by

Returns:

a new FieldsBuilder to add other columns

having

public SelectBuilder having(ClausesBuilder clauses)

Add SQL HAVING command and its clauses if not empty

Parameters:

clauses - the clauses

Returns:

the SelectBuilder

orderBy

public FieldsBuilder orderBy(java.lang.String column)

Add SQL 'order by' command.

Parameters:

column - the first column to order by

Returns:

a new FieldsBuilder to add other columns

union

public SelectBuilder union(SelectBuilder other)

Add union to other SQL request

Parameters:

other - the other SQL request

Returns:

the SelectBuilder

unionAll

public SelectBuilder unionAll(SelectBuilder other)

Add union to other SQL request returning duplicate entries

Parameters:

other - the other SQL request

Returns:

the SelectBuilder

offset

public SelectBuilder offset(long offset)

Add OFFSET n ROWS

Parameters:

offset - the offset value

Returns:

the SelectBuilder

fetch

public SelectBuilder fetch(long limit)

Add FETCH FIRST n ROWS ONLY

Parameters:

limit - the limit value

Returns:

the SelectBuilder