パッケージ org.nkjmlab.sorm4j.sql

クラス SelectSql

java.lang.Object

org.nkjmlab.sorm4j.sql.SelectSql

public class SelectSql
extends Object

API of creates a select SQL statement.

作成者:

nkjm

ネストされたクラスの概要

ネストされたクラス

修飾子とタイプ	クラス	説明
static class	SelectSql.Builder
static class	SelectSql.Condition	Value object represents conditions of where clause or having clause.
static class	SelectSql.OrderBy	Value object for order by clause.

コンストラクタの概要

コンストラクタ

コンストラクタ	説明
SelectSql()

メソッドの概要

修飾子とタイプ	メソッド	説明
static SelectSql.Condition	and(Object... conds)	Creates AND condition with concatenating arguments.
static String	as(Object src, String alias)	Creates AS alias.
static String	between(String colName, Object beginExp, Object endExp)
static String	castAs(String src, String toType)
static String	column(String tableName, String... colNames)
static String	cond(Object left, String op, Object right)
static SelectSql.Condition	condition(Object left, String op, Object right)	Condition with binary operator
static SelectSql.Condition	condition(String cond)	Creates SelectSql.Condition instance.
static String	count(String colName)
static String	from(String tableName)
static String	func(String functionName, String column)
static String	func(String functionName, String... columns)
static String	groupBy(String... groups)
static String	limit(int limit)
static String	literal(Object element)	Converts the given arguments to SQL literal.
static SelectSql.Builder	newBuilder()	Creates SelectSql.Builder object.
static SelectSql.Condition	or(Object... conds)	Creates OR condition with concatenating arguments.
static String	orderBy(String column)
static SelectSql.OrderBy	orderBy(String column, String ascOrDesc)	Creates SelectSql.OrderBy objects.
static String	orderByAsc(String column)
static String	orderByDesc(String column)
static String	quote(String str)	Returns single quoted expression.
static String	select(String selectClause)
static String	select(String... selectClauses)
static String	selectDistinct(String... selectClauses)
static String	selectStar()
static String	selectStarFrom(String tableName)
static String	sum(String column)
static String	where(String whereClause)

クラスから継承されたメソッド java.lang.Object

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

コンストラクタの詳細

SelectSql

public SelectSql()

メソッドの詳細

and

public static SelectSql.Condition and(Object... conds)

Creates AND condition with concatenating arguments.

For example,

 and("id=?", "name=?") returns "id=? and name=?"
 

パラメータ:

conds - condition in String or Condition

戻り値:

as

public static String as(Object src,
                        String alias)

Creates AS alias.

For example,

 as("avg(score)", "avg_score")  returns "avg(score) as avg_score"
 

between

public static String between(String colName,
                             Object beginExp,
                             Object endExp)

castAs

public static String castAs(String src,
                            String toType)

column

public static String column(String tableName,
                            String... colNames)

condition

public static SelectSql.Condition condition(String cond)

Creates SelectSql.Condition instance.

For example,

 and(cond("id=?"), "name=?")  returns "id=? and name=?"
 

condition

public static SelectSql.Condition condition(Object left,
                                            String op,
                                            Object right)

Condition with binary operator

パラメータ:

left -

op -

right -

cond

public static String cond(Object left,
                          String op,
                          Object right)

count

public static String count(String colName)

from

public static String from(String tableName)

groupBy

public static String groupBy(String... groups)

limit

public static String limit(int limit)

literal

public static String literal(Object element)

Converts the given arguments to SQL literal.

パラメータ:

element -

戻り値:

func

public static String func(String functionName,
                          String column)

func

public static String func(String functionName,
                          String... columns)

newBuilder

public static SelectSql.Builder newBuilder()

Creates SelectSql.Builder object.

戻り値:

or

public static SelectSql.Condition or(Object... conds)

Creates OR condition with concatenating arguments.

For example,

 or("id=?", "name=?") returns "id=? or name=?"
 

orderBy

public static SelectSql.OrderBy orderBy(String column,
                                        String ascOrDesc)

Creates SelectSql.OrderBy objects.

パラメータ:

column -

ascOrDesc -

戻り値:

orderBy

public static String orderBy(String column)

orderByAsc

public static String orderByAsc(String column)

orderByDesc

public static String orderByDesc(String column)

quote

public static String quote(String str)

Returns single quoted expression. If it includes single quotations, they will be escaped.

パラメータ:

str -

戻り値:

select

public static String select(String selectClause)

select

public static String select(String... selectClauses)

selectDistinct

public static String selectDistinct(String... selectClauses)

selectStar

public static String selectStar()

selectStarFrom

public static String selectStarFrom(String tableName)

sum

public static String sum(String column)

where

public static String where(String whereClause)