public class QueryMethods extends Object
| 构造器和说明 |
|---|
QueryMethods() |
public QueryMethods()
public static FunctionQueryColumn count()
public static FunctionQueryColumn count(String column)
public static FunctionQueryColumn count(QueryColumn column)
public static FunctionQueryColumn max(String column)
public static FunctionQueryColumn max(QueryColumn column)
public static FunctionQueryColumn min(String column)
public static FunctionQueryColumn min(QueryColumn column)
public static FunctionQueryColumn avg(String column)
public static FunctionQueryColumn avg(QueryColumn column)
public static FunctionQueryColumn sum(String column)
public static FunctionQueryColumn sum(QueryColumn column)
public static DistinctQueryColumn distinct(QueryColumn... columns)
public static StringQueryColumn column(String column)
public static QueryCondition exist(QueryWrapper queryWrapper)
public static QueryCondition notExist(QueryWrapper queryWrapper)
public static QueryCondition not(QueryCondition childCondition)
public static QueryCondition noCondition()
private static QueryWrapper newWrapper()
public static QueryWrapper select(QueryColumn... queryColumns)
public static QueryWrapper selectOne()
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