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

使用QueryWrapper的程序包

程序包	说明
com.mybatisflex.core
com.mybatisflex.core.dialect
com.mybatisflex.core.dialect.impl
com.mybatisflex.core.provider
com.mybatisflex.core.query
com.mybatisflex.core.row
com.mybatisflex.core.table

com.mybatisflex.core中QueryWrapper的使用

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

限定符和类型	方法和说明
int	BaseMapper.deleteByQuery(QueryWrapper queryWrapper) 根据 query 构建的条件来数据吗
default Page<T>	BaseMapper.paginate(int pageNumber, int pageSize, int totalRow, QueryWrapper queryWrapper) 分页查询
default Page<T>	BaseMapper.paginate(int pageNumber, int pageSize, QueryWrapper queryWrapper) 分页查询
default Page<T>	BaseMapper.paginate(Page<T> page, QueryWrapper queryWrapper) 分页查询
long	BaseMapper.selectCountByQuery(QueryWrapper queryWrapper) 根据 queryWrapper 来查询数据量
List<T>	BaseMapper.selectListByQuery(QueryWrapper queryWrapper) 根据 query 来构建条件查询数据列表
default T	BaseMapper.selectOneByQuery(QueryWrapper queryWrapper) 根据 queryWrapper 构建的条件来查询 1 条数据
int	BaseMapper.updateByQuery(T entity, boolean ignoreNulls, QueryWrapper queryWrapper) 根据 query 构建的条件来更新数据
default int	BaseMapper.updateByQuery(T entity, QueryWrapper queryWrapper) 根据 query 构建的条件来更新数据

com.mybatisflex.core.dialect中QueryWrapper的使用

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

限定符和类型	方法和说明
String	IDialect.buildDeleteSql(QueryWrapper queryWrapper)
String	IDialect.buildSelectCountSql(QueryWrapper queryWrapper)
String	IDialect.buildSelectSql(QueryWrapper queryWrapper)
String	IDialect.buildWhereConditionSql(QueryWrapper queryWrapper)
String	IDialect.forDeleteByQuery(QueryWrapper queryWrapper)
String	IDialect.forDeleteEntityBatchByQuery(TableInfo tableInfo, QueryWrapper queryWrapper)
String	IDialect.forSelectCountByQuery(QueryWrapper queryWrapper)
String	IDialect.forSelectListByQuery(QueryWrapper queryWrapper)
String	IDialect.forUpdateByQuery(QueryWrapper queryWrapper, Row data)
String	IDialect.forUpdateEntityByQuery(TableInfo tableInfo, Object entity, boolean ignoreNulls, QueryWrapper queryWrapper)
StringBuilder	LimitOffsetProcesser.process(StringBuilder sql, QueryWrapper queryWrapper, Integer limitRows, Integer limitOffset) 处理构建 limit 和 offset

com.mybatisflex.core.dialect.impl中QueryWrapper的使用

参数类型为QueryWrapper的com.mybatisflex.core.dialect.impl中的方法

限定符和类型	方法和说明
String	CommonsDialectImpl.buildDeleteSql(QueryWrapper queryWrapper)
protected void	CommonsDialectImpl.buildGroupBySql(StringBuilder sqlBuilder, QueryWrapper queryWrapper, List<QueryTable> queryTables)
protected void	CommonsDialectImpl.buildHavingSql(StringBuilder sqlBuilder, QueryWrapper queryWrapper, List<QueryTable> queryTables)
protected void	CommonsDialectImpl.buildJoinSql(StringBuilder sqlBuilder, QueryWrapper queryWrapper, List<QueryTable> queryTables)
protected StringBuilder	CommonsDialectImpl.buildLimitOffsetSql(StringBuilder sqlBuilder, QueryWrapper queryWrapper, Integer limitRows, Integer limitOffset) 构建 limit 和 offset 的参数
protected void	CommonsDialectImpl.buildOrderBySql(StringBuilder sqlBuilder, QueryWrapper queryWrapper, List<QueryTable> queryTables)
String	CommonsDialectImpl.buildSelectCountSql(QueryWrapper queryWrapper)
String	CommonsDialectImpl.buildSelectSql(QueryWrapper queryWrapper)
String	CommonsDialectImpl.buildWhereConditionSql(QueryWrapper queryWrapper)
protected void	CommonsDialectImpl.buildWhereSql(StringBuilder sqlBuilder, QueryWrapper queryWrapper, List<QueryTable> queryTables, boolean allowNoCondition)
String	CommonsDialectImpl.forDeleteByQuery(QueryWrapper queryWrapper)
String	CommonsDialectImpl.forDeleteEntityBatchByQuery(TableInfo tableInfo, QueryWrapper queryWrapper)
String	CommonsDialectImpl.forSelectCountByQuery(QueryWrapper queryWrapper)
String	CommonsDialectImpl.forSelectListByQuery(QueryWrapper queryWrapper)
String	CommonsDialectImpl.forUpdateByQuery(QueryWrapper queryWrapper, Row row)
String	CommonsDialectImpl.forUpdateEntityByQuery(TableInfo tableInfo, Object entity, boolean ignoreNulls, QueryWrapper queryWrapper)

com.mybatisflex.core.provider中QueryWrapper的使用

返回QueryWrapper的com.mybatisflex.core.provider中的方法

限定符和类型	方法和说明
static QueryWrapper	ProviderUtil.getQueryWrapper(Map params)

com.mybatisflex.core.query中QueryWrapper的使用

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

限定符和类型	字段和说明
private QueryWrapper	SelectQueryTable.queryWrapper
private QueryWrapper	UnionWrapper.queryWrapper
private QueryWrapper	OperatorSelectCondition.queryWrapper

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

限定符和类型	方法和说明
QueryWrapper	QueryWrapper.and(QueryCondition queryCondition)
QueryWrapper	QueryWrapper.and(String sql)
QueryWrapper	QueryWrapper.and(String sql, Object... params)
QueryWrapper	QueryWrapper.as(String alias)
static QueryWrapper	QueryWrapper.create()
QueryWrapper	QueryWrapper.datasource(String datasource)
QueryWrapper	QueryWrapper.from(QueryTable... tables)
QueryWrapper	QueryWrapper.from(QueryWrapper queryWrapper)
QueryWrapper	QueryWrapper.from(String... tables)
QueryWrapper	QueryWrapper.from(TableDef... tableDefs)
QueryWrapper	SelectQueryTable.getQueryWrapper()
QueryWrapper	UnionWrapper.getQueryWrapper()
QueryWrapper	QueryWrapper.groupBy(QueryColumn... columns)
QueryWrapper	QueryWrapper.groupBy(QueryColumn column)
QueryWrapper	QueryWrapper.groupBy(String... names)
QueryWrapper	QueryWrapper.groupBy(String name)
QueryWrapper	QueryWrapper.having(QueryCondition queryCondition)
QueryWrapper	QueryWrapper.limit(Integer rows)
QueryWrapper	QueryWrapper.limit(Integer offset, Integer rows)
private static QueryWrapper	QueryMethods.newWrapper()
QueryWrapper	QueryWrapper.offset(Integer offset)
QueryWrapper	QueryWrapper.or(QueryCondition queryCondition)
QueryWrapper	QueryWrapper.or(String sql)
QueryWrapper	QueryWrapper.or(String sql, Object... params)
QueryWrapper	QueryWrapper.orderBy(QueryOrderBy... orderBys)
QueryWrapper	QueryWrapper.orderBy(String... orderBys)
static QueryWrapper	QueryMethods.select(QueryColumn... queryColumns)
QueryWrapper	QueryWrapper.select(QueryColumn... queryColumns)
static QueryWrapper	QueryMethods.selectOne()
QueryWrapper	QueryWrapper.union(QueryWrapper unionQuery)
QueryWrapper	QueryWrapper.unionAll(QueryWrapper unionQuery)
QueryWrapper	QueryWrapper.where(Map<String,Object> whereConditions)
QueryWrapper	QueryWrapper.where(QueryCondition queryCondition)
QueryWrapper	QueryWrapper.where(String sql)
QueryWrapper	QueryWrapper.where(String sql, Object... params)

返回变量类型为QueryWrapper的类型的com.mybatisflex.core.query中的方法

限定符和类型	方法和说明
Joiner<QueryWrapper>	QueryWrapper.crossJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.crossJoin(String table)
Joiner<QueryWrapper>	QueryWrapper.crossJoinIf(QueryWrapper table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.crossJoinIf(String table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.fullJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.fullJoin(String table)
Joiner<QueryWrapper>	QueryWrapper.fullJoinIf(QueryWrapper table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.fullJoinIf(String table, boolean condition)
(专用程序包) List<QueryWrapper>	QueryWrapper.getChildSelect()
(专用程序包) static List<QueryWrapper>	WrapperUtil.getChildSelect(QueryCondition condition)
static List<QueryWrapper>	CPI.getChildSelect(QueryWrapper queryWrapper)
Joiner<QueryWrapper>	QueryWrapper.innerJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.innerJoin(String table)
Joiner<QueryWrapper>	QueryWrapper.innerJoin(TableDef table)
Joiner<QueryWrapper>	QueryWrapper.innerJoinIf(QueryWrapper table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.innerJoinIf(String table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.innerJoinIf(TableDef table, boolean condition)
protected Joiner<QueryWrapper>	QueryWrapper.joining(String type, QueryWrapper queryWrapper, boolean condition)
protected Joiner<QueryWrapper>	QueryWrapper.joining(String type, String table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.leftJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.leftJoin(String table)
Joiner<QueryWrapper>	QueryWrapper.leftJoin(TableDef table)
Joiner<QueryWrapper>	QueryWrapper.leftJoinIf(QueryWrapper table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.leftJoinIf(String table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.leftJoinIf(TableDef table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.rightJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.rightJoin(String table)
Joiner<QueryWrapper>	QueryWrapper.rightJoinIf(QueryWrapper table, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.rightJoinIf(String table, boolean condition)

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

限定符和类型	方法和说明
Joiner<QueryWrapper>	QueryWrapper.crossJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.crossJoinIf(QueryWrapper table, boolean condition)
static QueryCondition	QueryMethods.exists(QueryWrapper queryWrapper)
QueryWrapper	QueryWrapper.from(QueryWrapper queryWrapper)
Joiner<QueryWrapper>	QueryWrapper.fullJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.fullJoinIf(QueryWrapper table, boolean condition)
static List<QueryWrapper>	CPI.getChildSelect(QueryWrapper queryWrapper)
static Map<String,Object>	CPI.getContext(QueryWrapper queryWrapper)
static <R> R	CPI.getContext(QueryWrapper queryWrapper, String key)
static String	CPI.getDataSource(QueryWrapper queryWrapper)
static List<QueryColumn>	CPI.getGroupByColumns(QueryWrapper queryWrapper)
static QueryCondition	CPI.getHavingQueryCondition(QueryWrapper queryWrapper)
static List<Join>	CPI.getJoins(QueryWrapper queryWrapper)
static List<QueryTable>	CPI.getJoinTables(QueryWrapper queryWrapper)
static Integer	CPI.getLimitOffset(QueryWrapper queryWrapper)
static Integer	CPI.getLimitRows(QueryWrapper queryWrapper)
static List<QueryOrderBy>	CPI.getOrderBys(QueryWrapper queryWrapper)
static List<QueryTable>	CPI.getQueryTables(QueryWrapper queryWrapper)
static List<QueryColumn>	CPI.getSelectColumns(QueryWrapper queryWrapper)
static List<UnionWrapper>	CPI.getUnions(QueryWrapper queryWrapper)
static Object[]	CPI.getValueArray(QueryWrapper queryWrapper)
static QueryCondition	CPI.getWhereQueryCondition(QueryWrapper queryWrapper)
QueryCondition	QueryColumn.in(QueryWrapper queryWrapper) in child select
Joiner<QueryWrapper>	QueryWrapper.innerJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.innerJoinIf(QueryWrapper table, boolean condition)
protected Joiner<QueryWrapper>	QueryWrapper.joining(String type, QueryWrapper queryWrapper, boolean condition)
Joiner<QueryWrapper>	QueryWrapper.leftJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.leftJoinIf(QueryWrapper table, boolean condition)
static QueryCondition	QueryMethods.notExists(QueryWrapper queryWrapper)
QueryCondition	QueryColumn.notIn(QueryWrapper queryWrapper) not in child select
static void	CPI.putContext(QueryWrapper queryWrapper, String key, Object value)
Joiner<QueryWrapper>	QueryWrapper.rightJoin(QueryWrapper table)
Joiner<QueryWrapper>	QueryWrapper.rightJoinIf(QueryWrapper table, boolean condition)
static void	CPI.setContext(QueryWrapper queryWrapper, Map<String,Object> context)
static void	CPI.setDataSource(QueryWrapper queryWrapper, String datasource)
static void	CPI.setFromIfNecessary(QueryWrapper queryWrapper, String tableName)
static void	CPI.setGroupByColumns(QueryWrapper queryWrapper, List<QueryColumn> groupByColumns)
static void	CPI.setHavingQueryCondition(QueryWrapper queryWrapper, QueryCondition havingQueryCondition)
static void	CPI.setJoins(QueryWrapper queryWrapper, List<Join> joins)
static void	CPI.setJoinTables(QueryWrapper queryWrapper, List<QueryTable> joinTables)
static void	CPI.setLimitOffset(QueryWrapper queryWrapper, Integer limitOffset)
static void	CPI.setLimitRows(QueryWrapper queryWrapper, Integer limitRows)
static void	CPI.setOrderBys(QueryWrapper queryWrapper, List<QueryOrderBy> orderBys)
static void	CPI.setQueryTable(QueryWrapper queryWrapper, List<QueryTable> queryTables)
void	SelectQueryTable.setQueryWrapper(QueryWrapper queryWrapper)
void	UnionWrapper.setQueryWrapper(QueryWrapper queryWrapper)
static void	CPI.setSelectColumns(QueryWrapper queryWrapper, List<QueryColumn> selectColumns)
static void	CPI.setSelectColumnsIfNecessary(QueryWrapper queryWrapper, List<QueryColumn> selectColumns)
static void	CPI.setUnions(QueryWrapper queryWrapper, List<UnionWrapper> unions)
static UnionWrapper	UnionWrapper.union(QueryWrapper queryWrapper)
QueryWrapper	QueryWrapper.union(QueryWrapper unionQuery)
static UnionWrapper	UnionWrapper.unionAll(QueryWrapper queryWrapper)
QueryWrapper	QueryWrapper.unionAll(QueryWrapper unionQuery)

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

构造器和说明
Join(String type, QueryWrapper queryWrapper, boolean when)
OperatorSelectCondition(String operator, QueryWrapper queryWrapper)
SelectQueryTable(QueryWrapper queryWrapper)

com.mybatisflex.core.row中QueryWrapper的使用

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

限定符和类型	方法和说明
int	RowMapperInvoker.deleteByQuery(String tableName, QueryWrapper queryWrapper)
static int	Db.deleteByQuery(String tableName, QueryWrapper queryWrapper) 根据 query 构建的条件来删除数据
int	RowMapper.deleteByQuery(String tableName, QueryWrapper queryWrapper) 根据 queryWrapper 构建 where 条件来删除数据
static Page<Row>	Db.paginate(String tableName, int pageNumber, int pageSize, int totalRow, QueryWrapper queryWrapper) 分页查询
static Page<Row>	Db.paginate(String tableName, int pageNumber, int pageSize, QueryWrapper queryWrapper) 分页查询
Page<Row>	RowMapperInvoker.paginate(String tableName, Page<Row> page, QueryWrapper queryWrapper)
static Page<Row>	Db.paginate(String tableName, Page<Row> page, QueryWrapper queryWrapper) 分页查询
default Page<Row>	RowMapper.paginate(String tableName, Page<Row> page, QueryWrapper queryWrapper) 分页查询数据
static long	Db.selectCountByQuery(QueryWrapper queryWrapper) 直接根据 query 来查询数据量
long	RowMapperInvoker.selectCountByQuery(String tableName, QueryWrapper queryWrapper)
static long	Db.selectCountByQuery(String tableName, QueryWrapper queryWrapper) 根据 query 构建的条件来查询数据量
long	RowMapper.selectCountByQuery(String tableName, QueryWrapper queryWrapper) 根据 queryWrapper 来查询数量
static List<Row>	Db.selectListByQuery(QueryWrapper queryWrapper) 通过 query 来查询数据列表
List<Row>	RowMapperInvoker.selectListByQuery(String tableName, QueryWrapper queryWrapper)
static List<Row>	Db.selectListByQuery(String tableName, QueryWrapper queryWrapper) 通过 query 来查询数据列表
List<Row>	RowMapper.selectListByQuery(String tableName, QueryWrapper queryWrapper) 根据 queryWrapper 来查询一个 row 列表
static Row	Db.selectOneByQuery(QueryWrapper queryWrapper) 直接根据 queryWrapper 查询 1 条数据
Row	RowMapperInvoker.selectOneByQuery(String tableName, QueryWrapper queryWrapper)
static Row	Db.selectOneByQuery(String tableName, QueryWrapper queryWrapper) 根据 queryWrapper 来查询 1 条数据
default Row	RowMapper.selectOneByQuery(String tableName, QueryWrapper queryWrapper) 根据 queryWrapper 来查询 1 条数据
int	RowMapperInvoker.updateByQuery(String tableName, Row data, QueryWrapper queryWrapper)
static int	Db.updateByQuery(String tableName, Row data, QueryWrapper queryWrapper) 根据 query 构建的条件来更新数据
int	RowMapper.updateByQuery(String tableName, Row data, QueryWrapper queryWrapper) 根据 queryWrapper 来构建 where 条件更新数据

com.mybatisflex.core.table中QueryWrapper的使用

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

限定符和类型	方法和说明
void	TableInfo.appendConditions(Object entity, QueryWrapper queryWrapper)