类的使用
com.mybatisflex.core.query.QueryCondition

使用QueryCondition的程序包

程序包	说明
com.mybatisflex.core
com.mybatisflex.core.query
com.mybatisflex.core.row

com.mybatisflex.core中QueryCondition的使用

参数类型为QueryCondition的com.mybatisflex.core中的方法

限定符和类型	方法和说明
default int	BaseMapper.deleteByCondition(QueryCondition condition) 根据条件来删除数据
default Page<T>	BaseMapper.paginate(int pageNumber, int pageSize, int totalRow, QueryCondition condition) 根据条件分页查询
default Page<T>	BaseMapper.paginate(int pageNumber, int pageSize, QueryCondition condition) 根据条件分页查询
default long	BaseMapper.selectCountByCondition(QueryCondition condition) 根据条件查询数据总量
default List<T>	BaseMapper.selectListByCondition(QueryCondition condition) 根据 condition 来查询数据
default List<T>	BaseMapper.selectListByCondition(QueryCondition condition, int count) 根据 condition 来查询数据
default T	BaseMapper.selectOneByCondition(QueryCondition condition) 根据 condition 来查询数据
default int	BaseMapper.updateByCondition(T entity, boolean ignoreNulls, QueryCondition condition) 根据 condition 来更新数据
default int	BaseMapper.updateByCondition(T entity, QueryCondition condition) 根据 condition 来更新数据

com.mybatisflex.core.query中QueryCondition的使用

com.mybatisflex.core.query中QueryCondition的子类

限定符和类型	类和说明
class	Brackets 括号
class	OperatorQueryCondition 操作类型的操作 示例1：and not ( id > 100 and name like %%)
class	OperatorSelectCondition 操作类型的操作 示例1：and EXISTS (select 1 from ... where ....)
class	StringQueryCondition 自定义字符串列，用于扩展

声明为QueryCondition的com.mybatisflex.core.query中的字段

限定符和类型	字段和说明
protected QueryCondition	QueryCondition.before
private QueryCondition	OperatorQueryCondition.child
private QueryCondition	Brackets.childCondition
protected QueryCondition	BaseQueryWrapper.havingQueryCondition
protected QueryCondition	QueryCondition.next
private QueryCondition	Join.on
protected QueryCondition	BaseQueryWrapper.whereQueryCondition

返回QueryCondition的com.mybatisflex.core.query中的方法

限定符和类型	方法和说明
QueryCondition	QueryCondition.and(QueryCondition nextCondition)
QueryCondition	Brackets.and(QueryCondition nextCondition)
QueryCondition	QueryCondition.and(String sql)
QueryCondition	QueryCondition.and(String sql, Object... params)
QueryCondition	QueryColumn.between(Object start, Object end) between
static QueryCondition	QueryCondition.create(QueryColumn queryColumn, Object value)
static QueryCondition	QueryCondition.create(QueryColumn queryColumn, String logic, Object value)
static QueryCondition	QueryCondition.create(String table, String column, String logic, Object value)
static QueryCondition	QueryCondition.createEmpty()
QueryCondition	QueryColumn.eq(Object value) equals
static QueryCondition	QueryMethods.exists(QueryWrapper queryWrapper)
QueryCondition	QueryColumn.ge(Object value) 大于等于 greater or equal
QueryCondition	Brackets.getChildCondition()
protected QueryCondition	QueryCondition.getEffectiveBefore()
protected QueryCondition	BaseQueryWrapper.getHavingQueryCondition()
static QueryCondition	CPI.getHavingQueryCondition(QueryWrapper queryWrapper)
(专用程序包) QueryCondition	Join.getOnCondition()
protected QueryCondition	BaseQueryWrapper.getWhereQueryCondition()
static QueryCondition	CPI.getWhereQueryCondition(QueryWrapper queryWrapper)
QueryCondition	QueryColumn.gt(Object value) 大于 greater than
QueryCondition	QueryColumn.in(Collection<?> collection) in Collection
QueryCondition	QueryColumn.in(Object... arrays) in arrays
QueryCondition	QueryColumn.in(QueryWrapper queryWrapper) in child select
QueryCondition	QueryColumn.isNotNull() IS NOT NULL
QueryCondition	QueryColumn.isNull() IS NULL
QueryCondition	QueryColumn.le(Object value) 小于等于 less or equal
QueryCondition	QueryColumn.like(Object value)
QueryCondition	QueryColumn.likeLeft(Object value)
QueryCondition	QueryColumn.likeRight(Object value)
QueryCondition	QueryColumn.lt(Object value) 小于 less than
QueryCondition	QueryColumn.ne(Object value) not equals !
static QueryCondition	QueryMethods.noCondition()
static QueryCondition	QueryMethods.not(QueryCondition childCondition)
QueryCondition	QueryColumn.notBetween(Object start, Object end) not between
static QueryCondition	QueryMethods.notExists(QueryWrapper queryWrapper)
QueryCondition	QueryColumn.notIn(Collection<?> collection) not in Collection
QueryCondition	QueryColumn.notIn(Object... arrays) not int arrays
QueryCondition	QueryColumn.notIn(QueryWrapper queryWrapper) not in child select
QueryCondition	QueryCondition.or(QueryCondition nextCondition)
QueryCondition	Brackets.or(QueryCondition nextCondition)
QueryCondition	QueryCondition.or(String sql)
QueryCondition	QueryCondition.or(String sql, Object... params)
QueryCondition	QueryCondition.when(boolean effective)
<T> QueryCondition	QueryCondition.when(Predicate<T> fn)

参数类型为QueryCondition的com.mybatisflex.core.query中的方法

限定符和类型	方法和说明
protected T	BaseQueryWrapper.addHavingQueryCondition(QueryCondition queryCondition, SqlConnector connector)
protected T	BaseQueryWrapper.addWhereQueryCondition(QueryCondition queryCondition, SqlConnector connector)
QueryCondition	QueryCondition.and(QueryCondition nextCondition)
QueryCondition	Brackets.and(QueryCondition nextCondition)
QueryWrapper	QueryWrapper.and(QueryCondition queryCondition)
protected void	QueryCondition.connect(QueryCondition nextCondition, SqlConnector connector)
protected void	Brackets.connectToChild(QueryCondition nextCondition, SqlConnector connector)
(专用程序包) static List<QueryWrapper>	WrapperUtil.getChildSelect(QueryCondition condition)
(专用程序包) static Object[]	WrapperUtil.getValues(QueryCondition condition)
private static void	WrapperUtil.getValues(QueryCondition condition, List<Object> paras)
QueryWrapper	QueryWrapper.having(QueryCondition queryCondition)
static QueryCondition	QueryMethods.not(QueryCondition childCondition)
M	Joiner.on(QueryCondition on)
void	Join.on(QueryCondition condition)
QueryCondition	QueryCondition.or(QueryCondition nextCondition)
QueryCondition	Brackets.or(QueryCondition nextCondition)
QueryWrapper	QueryWrapper.or(QueryCondition queryCondition)
protected void	BaseQueryWrapper.setHavingQueryCondition(QueryCondition havingQueryCondition)
static void	CPI.setHavingQueryCondition(QueryWrapper queryWrapper, QueryCondition havingQueryCondition)
protected T	BaseQueryWrapper.setWhereQueryCondition(QueryCondition queryCondition)
QueryWrapper	QueryWrapper.where(QueryCondition queryCondition)

参数类型为QueryCondition的com.mybatisflex.core.query中的构造器

构造器和说明
Brackets(QueryCondition childCondition)
OperatorQueryCondition(String operator, QueryCondition child)

com.mybatisflex.core.row中QueryCondition的使用

参数类型为QueryCondition的com.mybatisflex.core.row中的方法

限定符和类型	方法和说明
static int	Db.deleteByCondition(String tableName, QueryCondition condition) 根据 condition 条件删除数据
static Page<Row>	Db.paginate(String tableName, int pageNumber, int pageSize, int totalRow, QueryCondition condition) 分页查询
static Page<Row>	Db.paginate(String tableName, int pageNumber, int pageSize, QueryCondition condition) 分页查询
static long	Db.selectCountByCondition(String tableName, QueryCondition condition) 根据 condition 条件来查询数量
static List<Row>	Db.selectListByCondition(String tableName, QueryCondition condition) 通过 condition 条件来查询数据列表
static List<Row>	Db.selectListByCondition(String tableName, QueryCondition condition, int count) 根据 condition 条件来查询数据列表
static Row	Db.selectOneByCondition(String tableName, QueryCondition condition) 根据 condition 来查询数据
static int	Db.updateByCondition(String tableName, Row data, QueryCondition condition) 根据 condition 来更新数据