com.mybatisflex.core.query

类 QueryColumn

java.lang.Object

com.mybatisflex.core.query.QueryColumn

所有已实现的接口:

Serializable

直接已知子类:

DistinctQueryColumn, FunctionQueryColumn, StringQueryColumn

public class QueryColumn
extends Object
implements Serializable

查询列，描述的是一张表的字段

另请参阅:

序列化表格

字段概要

字段

限定符和类型	字段和说明
protected String	alias
protected String	name
protected QueryTable	table

构造器概要

构造器

构造器和说明
QueryColumn()
QueryColumn(String name)
QueryColumn(String tableName, String name)
QueryColumn(TableDef tableDef, String name)

方法概要

限定符和类型	方法和说明
QueryColumn	as(String alias)
QueryOrderBy	asc()
QueryCondition	between(Object start, Object end) between
QueryOrderBy	desc()
QueryCondition	eq(Object value) equals
QueryCondition	ge(Object value) 大于等于 greater or equal
String	getAlias()
String	getName()
QueryTable	getTable()
QueryCondition	gt(Object value) 大于 greater than
QueryCondition	in(Collection<?> collection) in Collection
QueryCondition	in(Object... arrays) in arrays
QueryCondition	in(QueryWrapper queryWrapper) in child select
QueryCondition	isNotNull() IS NOT NULL
QueryCondition	isNull() IS NULL
QueryCondition	le(Object value) 小于等于 less or equal
QueryCondition	like(Object value)
QueryCondition	likeLeft(Object value)
QueryCondition	likeRight(Object value)
QueryCondition	lt(Object value) 小于 less than
QueryCondition	ne(Object value) not equals !
QueryCondition	notBetween(Object start, Object end) not between
QueryCondition	notIn(Collection<?> collection) not in Collection
QueryCondition	notIn(Object... arrays) not int arrays
QueryCondition	notIn(QueryWrapper queryWrapper) not in child select
void	setAlias(String alias)
void	setName(String name)
void	setTable(QueryTable table)
(专用程序包) String	toConditionSql(List<QueryTable> queryTables, IDialect dialect)
(专用程序包) String	toSelectSql(List<QueryTable> queryTables, IDialect dialect)
String	toString()
protected String	wrap(IDialect dialect, String table, String column)

从类继承的方法 java.lang.Object

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

字段详细资料

table

protected QueryTable table

name

protected String name

alias

protected String alias

构造器详细资料

QueryColumn

public QueryColumn()

QueryColumn

public QueryColumn(String name)

QueryColumn

public QueryColumn(String tableName,
                   String name)

QueryColumn

public QueryColumn(TableDef tableDef,
                   String name)

方法详细资料

getTable

public QueryTable getTable()

setTable

public void setTable(QueryTable table)

getName

public String getName()

setName

public void setName(String name)

getAlias

public String getAlias()

setAlias

public void setAlias(String alias)

as

public QueryColumn as(String alias)

eq

public QueryCondition eq(Object value)

equals

参数:

value -

ne

public QueryCondition ne(Object value)

not equals !=

参数:

value -

like

public QueryCondition like(Object value)

likeLeft

public QueryCondition likeLeft(Object value)

likeRight

public QueryCondition likeRight(Object value)

gt

public QueryCondition gt(Object value)

大于 greater than

参数:

value -

ge

public QueryCondition ge(Object value)

大于等于 greater or equal

参数:

value -

lt

public QueryCondition lt(Object value)

小于 less than

参数:

value -

le

public QueryCondition le(Object value)

小于等于 less or equal

参数:

value -

isNull

public QueryCondition isNull()

IS NULL

返回:

isNotNull

public QueryCondition isNotNull()

IS NOT NULL

返回:

in

public QueryCondition in(Object... arrays)

in arrays

参数:

arrays -

返回:

in

public QueryCondition in(QueryWrapper queryWrapper)

in child select

参数:

queryWrapper -

返回:

in

public QueryCondition in(Collection<?> collection)

in Collection

参数:

collection -

返回:

notIn

public QueryCondition notIn(Object... arrays)

not int arrays

参数:

arrays -

返回:

notIn

public QueryCondition notIn(Collection<?> collection)

not in Collection

参数:

collection -

返回:

notIn

public QueryCondition notIn(QueryWrapper queryWrapper)

not in child select

参数:

queryWrapper -

between

public QueryCondition between(Object start,
                              Object end)

between

参数:

start -

end -

notBetween

public QueryCondition notBetween(Object start,
                                 Object end)

not between

参数:

start -

end -

asc

public QueryOrderBy asc()

desc

public QueryOrderBy desc()

wrap

protected String wrap(IDialect dialect,
                      String table,
                      String column)

toConditionSql

String toConditionSql(List<QueryTable> queryTables,
                      IDialect dialect)

toSelectSql

String toSelectSql(List<QueryTable> queryTables,
                   IDialect dialect)

toString

public String toString()

覆盖:

toString 在类中 Object