query

package
v0.0.3 Latest Latest
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 Go to latest Published: Jun 24, 2024 License: MIT Imports: 9 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	EQ   = "="
	NEQ  = "!="
	GT   = ">"
	GTE  = ">="
	LT   = "<"
	LTE  = "<="
	LIKE = "LIKE"
)

Variables

View Source 
var (
	// ErrModelNotSet means you are not set the model for the domain object
	ErrModelNotSet = errors.New("model not set")
	// ErrNoResult means there is no result for current query.
	ErrNoResult = errors.New("no result")

	ErrTargetIsNil   = errors.New("target is nil")
	ErrTargetInvalid = errors.New("target must be a pointer to struct")
)

Functions

func Copy 

func Copy(source interface{}, targets ...interface{}) error

Copy exported properties(with same name and type) from source to target target must be a pointer to struct

func ToAnys 

func ToAnys[T any](items []T) []any

ToAnys convert []T to []any ([]any)

func Transaction 

func Transaction(db *sql.DB, cb func(tx Database) error) (err error)

Transaction create a transaction with auto commit support

Types

type Condition 

type Condition interface {
	WhereColumn(field, operator string, value string) Condition
	OrWhereColumn(field, operator string, value string) Condition
	OrWhereNotExist(subQuery SubQuery) Condition
	OrWhereExist(subQuery SubQuery) Condition
	WhereNotExist(subQuery SubQuery) Condition
	WhereExist(subQuery SubQuery) Condition
	OrWhereNotNull(field string) Condition
	OrWhereNull(field string) Condition
	WhereNotNull(field string) Condition
	WhereNull(field string) Condition
	OrWhereRaw(raw string, items ...any) Condition
	WhereRaw(raw string, items ...any) Condition
	OrWhereNotIn(field string, items ...any) Condition
	OrWhereIn(field string, items ...any) Condition
	WhereNotIn(field string, items ...any) Condition
	WhereIn(field string, items ...any) Condition
	WhereGroup(wc ConditionGroup) Condition
	OrWhereGroup(wc ConditionGroup) Condition
	Where(field string, value ...any) Condition
	OrWhere(field string, value ...any) Condition
	WhereBetween(field string, min, max any) Condition
	WhereNotBetween(field string, min, max any) Condition
	OrWhereBetween(field string, min, max any) Condition
	OrWhereNotBetween(field string, min, max any) Condition

	WhereCondition(cond sqlCondition) Condition

	When(when When, cg ConditionGroup) Condition
	OrWhen(when When, cg ConditionGroup) Condition

	Get() []sqlCondition
	Append(cond Condition) Condition

	Clone() Condition
	Empty() bool
	Resolve(tableAlias string) (string, []any)
}

func ConditionBuilder 

func ConditionBuilder() Condition

type ConditionGroup 

type ConditionGroup func(builder Condition)

type Database 

type Database interface {
	ExecContext(ctx context.Context, query string, args ...interface{}) (sql.Result, error)
	QueryContext(ctx context.Context, query string, args ...interface{}) (*sql.Rows, error)
}

type DatabaseWrap 

type DatabaseWrap struct {
	// contains filtered or unexported fields
}

func NewDatabaseWrap 

func NewDatabaseWrap(db Database) *DatabaseWrap

func (*DatabaseWrap) ExecContext 

func (d *DatabaseWrap) ExecContext(ctx context.Context, query string, args ...interface{}) (sql.Result, error)

func (*DatabaseWrap) GetDB 

func (d *DatabaseWrap) GetDB() Database

func (*DatabaseWrap) QueryContext 

func (d *DatabaseWrap) QueryContext(ctx context.Context, query string, args ...interface{}) (*sql.Rows, error)

type Expr 

type Expr struct {
	Value    string
	Type     exprType
	Bindings []interface{}
}

func Raw 

func Raw(rawStr string, bindings ...interface{}) Expr

type KV 

type KV map[string]interface{}

type PaginateMeta 

type PaginateMeta struct {
	Page     int64 `json:"page"`
	PerPage  int64 `json:"per_page"`
	Total    int64 `json:"total"`
	LastPage int64 `json:"last_page"`
}

type SQLBuilder 

type SQLBuilder struct {
	// contains filtered or unexported fields
}

func Builder 

func Builder() SQLBuilder

func (SQLBuilder) AppendCondition 

func (builder SQLBuilder) AppendCondition(cond Condition) SQLBuilder

func (SQLBuilder) Clone 

func (builder SQLBuilder) Clone() SQLBuilder

func (SQLBuilder) Condition 

func (builder SQLBuilder) Condition(where Condition) SQLBuilder

func (SQLBuilder) CrossJoin 

func (builder SQLBuilder) CrossJoin(tableName string, on ConditionGroup) SQLBuilder

func (SQLBuilder) Fields 

func (builder SQLBuilder) Fields(fields ...Expr) SQLBuilder

Fields set fields for query

func (SQLBuilder) GetFields 

func (builder SQLBuilder) GetFields() []Expr

GetFields return all fields for query

func (SQLBuilder) GroupBy 

func (builder SQLBuilder) GroupBy(fields ...string) SQLBuilder

func (SQLBuilder) Having 

func (builder SQLBuilder) Having(closure ConditionGroup) SQLBuilder

func (SQLBuilder) InnerJoin 

func (builder SQLBuilder) InnerJoin(tableName string, on ConditionGroup) SQLBuilder

func (SQLBuilder) LeftJoin 

func (builder SQLBuilder) LeftJoin(tableName string, on ConditionGroup) SQLBuilder

func (SQLBuilder) Limit 

func (builder SQLBuilder) Limit(limit int64) SQLBuilder

func (SQLBuilder) Merge 

func (builder SQLBuilder) Merge(b2s ...SQLBuilder) SQLBuilder

func (SQLBuilder) Offset 

func (builder SQLBuilder) Offset(offset int64) SQLBuilder

func (SQLBuilder) OrWhen 

func (builder SQLBuilder) OrWhen(when When, cg ConditionGroup) SQLBuilder

func (SQLBuilder) OrWhere 

func (builder SQLBuilder) OrWhere(field string, value ...interface{}) SQLBuilder

func (SQLBuilder) OrWhereBetween 

func (builder SQLBuilder) OrWhereBetween(field string, min interface{}, max interface{}) SQLBuilder

func (SQLBuilder) OrWhereColumn 

func (builder SQLBuilder) OrWhereColumn(field, operator string, value string) SQLBuilder

func (SQLBuilder) OrWhereExist 

func (builder SQLBuilder) OrWhereExist(subQuery SubQuery) SQLBuilder

func (SQLBuilder) OrWhereGroup 

func (builder SQLBuilder) OrWhereGroup(wc ConditionGroup) SQLBuilder

func (SQLBuilder) OrWhereIn 

func (builder SQLBuilder) OrWhereIn(field string, items ...interface{}) SQLBuilder

func (SQLBuilder) OrWhereNotBetween 

func (builder SQLBuilder) OrWhereNotBetween(field string, min interface{}, max interface{}) SQLBuilder

func (SQLBuilder) OrWhereNotExist 

func (builder SQLBuilder) OrWhereNotExist(subQuery SubQuery) SQLBuilder

func (SQLBuilder) OrWhereNotIn 

func (builder SQLBuilder) OrWhereNotIn(field string, items ...interface{}) SQLBuilder

func (SQLBuilder) OrWhereNotNull 

func (builder SQLBuilder) OrWhereNotNull(field string) SQLBuilder

func (SQLBuilder) OrWhereNull 

func (builder SQLBuilder) OrWhereNull(field string) SQLBuilder

func (SQLBuilder) OrWhereRaw 

func (builder SQLBuilder) OrWhereRaw(raw string, items ...interface{}) SQLBuilder

func (SQLBuilder) OrderBy 

func (builder SQLBuilder) OrderBy(field string, direction string) SQLBuilder

func (SQLBuilder) OrderByRaw 

func (builder SQLBuilder) OrderByRaw(raw string) SQLBuilder

func (SQLBuilder) ResolveAvg 

func (builder SQLBuilder) ResolveAvg(field string) (string, []interface{})

func (SQLBuilder) ResolveCount 

func (builder SQLBuilder) ResolveCount() (string, []interface{})

func (SQLBuilder) ResolveDelete 

func (builder SQLBuilder) ResolveDelete() (string, []interface{})

func (SQLBuilder) ResolveInsert 

func (builder SQLBuilder) ResolveInsert(kvPairs KV) (string, []interface{})

func (SQLBuilder) ResolveMax 

func (builder SQLBuilder) ResolveMax(field string) (string, []interface{})

func (SQLBuilder) ResolveMin 

func (builder SQLBuilder) ResolveMin(field string) (string, []interface{})

func (SQLBuilder) ResolveQuery 

func (builder SQLBuilder) ResolveQuery() (string, []interface{})

func (SQLBuilder) ResolveSum 

func (builder SQLBuilder) ResolveSum(field string) (string, []interface{})

func (SQLBuilder) ResolveUpdate 

func (builder SQLBuilder) ResolveUpdate(kvPairs KV) (string, []interface{})

func (SQLBuilder) RightJoin 

func (builder SQLBuilder) RightJoin(tableName string, on ConditionGroup) SQLBuilder

func (SQLBuilder) Select 

func (builder SQLBuilder) Select(fields ...interface{}) SQLBuilder

func (SQLBuilder) Table 

func (builder SQLBuilder) Table(name string) SQLBuilder

func (SQLBuilder) Union 

func (builder SQLBuilder) Union(b2 SubQuery, distinct bool) SQLBuilder

func (SQLBuilder) When 

func (builder SQLBuilder) When(when When, cg ConditionGroup) SQLBuilder

func (SQLBuilder) Where 

func (builder SQLBuilder) Where(field string, value ...interface{}) SQLBuilder

func (SQLBuilder) WhereBetween 

func (builder SQLBuilder) WhereBetween(field string, min interface{}, max interface{}) SQLBuilder

func (SQLBuilder) WhereColumn 

func (builder SQLBuilder) WhereColumn(field, operator string, value string) SQLBuilder

func (SQLBuilder) WhereExist 

func (builder SQLBuilder) WhereExist(subQuery SubQuery) SQLBuilder

func (SQLBuilder) WhereGroup 

func (builder SQLBuilder) WhereGroup(wc ConditionGroup) SQLBuilder

func (SQLBuilder) WhereIn 

func (builder SQLBuilder) WhereIn(field string, items ...interface{}) SQLBuilder

func (SQLBuilder) WhereNotBetween 

func (builder SQLBuilder) WhereNotBetween(field string, min interface{}, max interface{}) SQLBuilder

func (SQLBuilder) WhereNotExist 

func (builder SQLBuilder) WhereNotExist(subQuery SubQuery) SQLBuilder

func (SQLBuilder) WhereNotIn 

func (builder SQLBuilder) WhereNotIn(field string, items ...interface{}) SQLBuilder

func (SQLBuilder) WhereNotNull 

func (builder SQLBuilder) WhereNotNull(field string) SQLBuilder

func (SQLBuilder) WhereNull 

func (builder SQLBuilder) WhereNull(field string) SQLBuilder

func (SQLBuilder) WhereRaw 

func (builder SQLBuilder) WhereRaw(raw string, items ...interface{}) SQLBuilder

type SubQuery 

type SubQuery interface {
	ResolveQuery() (string, []any)
}

type When 

type When func() bool

Source Files

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