net.ymate.platform.persistence.jdbc.query

类 Select

java.lang.Object

net.ymate.platform.persistence.jdbc.query.Query<Select>

net.ymate.platform.persistence.jdbc.query.Select

public final class Select
extends Query<Select>

Select语句对象

版本:

1.0

作者:

刘镇 (suninformation@163.com) on 15/5/12 下午5:59

方法概要

限定符和类型	方法和说明
Select	alias(String alias) 设置Select语句的别名
static Select	create()
static Select	create(Class<? extends IEntity> entityClass)
static Select	create(Class<? extends IEntity> entityClass, String alias)
static Select	create(Select select)
static Select	create(String from)
static Select	create(String from, boolean safePrefix)
static Select	create(String prefix, Class<? extends IEntity> entityClass)
static Select	create(String prefix, Class<? extends IEntity> entityClass, String alias)
static Select	create(String from, String alias)
static Select	create(String from, String alias, boolean safePrefix)
static Select	create(String prefix, String from, String alias)
Select	distinct()
Select	field(Fields fields)
Select	field(Fields fields, boolean wrapIdentifier)
Select	field(IFunction func, String alias)
Select	field(String field)
Select	field(String field, boolean wrapIdentifier)
Select	field(String prefix, Fields fields)
Select	field(String prefix, Fields fields, boolean wrapIdentifier)
Select	field(String prefix, String field)
Select	field(String prefix, String field, boolean wrapIdentifier)
Select	field(String prefix, String field, String alias)
Select	field(String prefix, String field, String alias, boolean wrapIdentifier)
Fields	fields()
Select	forUpdate(IDBLocker dbLocker)
Select	from(Class<? extends IEntity> entityClass)
Select	from(Class<? extends IEntity> entityClass, String alias)
Select	from(Select select)
Select	from(String tableName)
Select	from(String prefix, Class<? extends IEntity> entityClass, String alias)
Select	from(String tableName, String alias)
Select	from(String prefix, String from, String alias)
Params	getParams()
Select	join(Join join)
Select	page(IDialect dialect, Page page)
Select	page(Page page)
SQL	toSQL()
String	toString()
Select	union(Union union)
Where	where()
Select	where(Where where)

从类继承的方法 net.ymate.platform.persistence.jdbc.query.Query

__buildSafeTableName, __buildSafeTableName, __checkFieldExcluded, __wrapIdentifierField, __wrapIdentifierFields, dialect, dialect, set, set, shardingable, shardingable, tablePrefix, tablePrefix, wrapIdentifierField

从类继承的方法 java.lang.Object

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

方法详细资料

create

public static Select create()

create

public static Select create(Class<? extends IEntity> entityClass)

create

public static Select create(String prefix,
                            Class<? extends IEntity> entityClass)

create

public static Select create(Class<? extends IEntity> entityClass,
                            String alias)

create

public static Select create(String prefix,
                            Class<? extends IEntity> entityClass,
                            String alias)

create

public static Select create(Select select)

create

public static Select create(String prefix,
                            String from,
                            String alias)

create

public static Select create(String from,
                            String alias)

create

public static Select create(String from,
                            String alias,
                            boolean safePrefix)

create

public static Select create(String from)

create

public static Select create(String from,
                            boolean safePrefix)

from

public Select from(Class<? extends IEntity> entityClass)

from

public Select from(Class<? extends IEntity> entityClass,
                   String alias)

from

public Select from(String prefix,
                   Class<? extends IEntity> entityClass,
                   String alias)

from

public Select from(Select select)

from

public Select from(String tableName,
                   String alias)

from

public Select from(String tableName)

from

public Select from(String prefix,
                   String from,
                   String alias)

fields

public Fields fields()

field

public Select field(String field)

field

public Select field(String field,
                    boolean wrapIdentifier)

field

public Select field(String prefix,
                    String field)

field

public Select field(String prefix,
                    String field,
                    boolean wrapIdentifier)

field

public Select field(String prefix,
                    String field,
                    String alias)

field

public Select field(String prefix,
                    String field,
                    String alias,
                    boolean wrapIdentifier)

field

public Select field(Fields fields)

field

public Select field(Fields fields,
                    boolean wrapIdentifier)

field

public Select field(String prefix,
                    Fields fields)

field

public Select field(String prefix,
                    Fields fields,
                    boolean wrapIdentifier)

field

public Select field(IFunction func,
                    String alias)

join

public Select join(Join join)

union

public Select union(Union union)

where

public Select where(Where where)

getParams

public Params getParams()

where

public Where where()

alias

public Select alias(String alias)

设置Select语句的别名

参数:

alias - 别名

返回:

返回当前Select对象

distinct

public Select distinct()

forUpdate

public Select forUpdate(IDBLocker dbLocker)

page

public Select page(Page page)

page

public Select page(IDialect dialect,
                   Page page)

toString

public String toString()

覆盖:

toString 在类中 Object

toSQL

public SQL toSQL()