taosWS

package
v3.5.4 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Apr 24, 2024 License: MIT Imports: 26 Imported by: 1

Documentation

Index

Constants

View Source 
const (
	WSConnect    = "conn"
	WSQuery      = "query"
	WSFetch      = "fetch"
	WSFetchBlock = "fetch_block"
	WSFreeResult = "free_result"

	STMTInit         = "init"
	STMTPrepare      = "prepare"
	STMTAddBatch     = "add_batch"
	STMTExec         = "exec"
	STMTClose        = "close"
	STMTGetColFields = "get_col_fields"
	STMTUseResult    = "use_result"
)
View Source 
const (
	BindMessage = 2
)

Variables

View Source 
var (
	NotQueryError    = errors.New("sql is an update statement not a query statement")
	ReadTimeoutError = errors.New("read timeout")
)

Functions

func WriteUint64 added in v3.5.2 

func WriteUint64(buffer *bytes.Buffer, v uint64)

Types

type BadConnError 

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

func NewBadConnError 

func NewBadConnError(err error) *BadConnError

func NewBadConnErrorWithCtx 

func NewBadConnErrorWithCtx(err error, ctx string) *BadConnError

func (*BadConnError) Error 

func (e *BadConnError) Error() string

func (*BadConnError) Unwrap 

func (*BadConnError) Unwrap() error

type Stmt added in v3.5.2 

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

func (*Stmt) CheckNamedValue added in v3.5.2 

func (stmt *Stmt) CheckNamedValue(v *driver.NamedValue) error

func (*Stmt) Close added in v3.5.2 

func (stmt *Stmt) Close() error

func (*Stmt) Exec added in v3.5.2 

func (stmt *Stmt) Exec(args []driver.Value) (driver.Result, error)

func (*Stmt) NumInput added in v3.5.2 

func (stmt *Stmt) NumInput() int

func (*Stmt) Query added in v3.5.2 

func (stmt *Stmt) Query(args []driver.Value) (driver.Rows, error)

type StmtAddBatchRequest added in v3.5.2 

type StmtAddBatchRequest struct {
	ReqID  uint64 `json:"req_id"`
	StmtID uint64 `json:"stmt_id"`
}

type StmtAddBatchResponse added in v3.5.2 

type StmtAddBatchResponse struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
	Action  string `json:"action"`
	ReqID   uint64 `json:"req_id"`
	Timing  int64  `json:"timing"`
	StmtID  uint64 `json:"stmt_id"`
}

type StmtBindResponse added in v3.5.2 

type StmtBindResponse struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
	Action  string `json:"action"`
	ReqID   uint64 `json:"req_id"`
	Timing  int64  `json:"timing"`
	StmtID  uint64 `json:"stmt_id"`
}

type StmtCloseRequest added in v3.5.2 

type StmtCloseRequest struct {
	ReqID  uint64 `json:"req_id"`
	StmtID uint64 `json:"stmt_id"`
}

type StmtCloseResponse added in v3.5.2 

type StmtCloseResponse struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
	Action  string `json:"action"`
	ReqID   uint64 `json:"req_id"`
	Timing  int64  `json:"timing"`
	StmtID  uint64 `json:"stmt_id,omitempty"`
}

type StmtExecRequest added in v3.5.2 

type StmtExecRequest struct {
	ReqID  uint64 `json:"req_id"`
	StmtID uint64 `json:"stmt_id"`
}

type StmtExecResponse added in v3.5.2 

type StmtExecResponse struct {
	Code     int    `json:"code"`
	Message  string `json:"message"`
	Action   string `json:"action"`
	ReqID    uint64 `json:"req_id"`
	Timing   int64  `json:"timing"`
	StmtID   uint64 `json:"stmt_id"`
	Affected int    `json:"affected"`
}

type StmtGetColFieldsRequest added in v3.5.2 

type StmtGetColFieldsRequest struct {
	ReqID  uint64 `json:"req_id"`
	StmtID uint64 `json:"stmt_id"`
}

type StmtGetColFieldsResponse added in v3.5.2 

type StmtGetColFieldsResponse struct {
	Code    int                     `json:"code"`
	Message string                  `json:"message"`
	Action  string                  `json:"action"`
	ReqID   uint64                  `json:"req_id"`
	Timing  int64                   `json:"timing"`
	StmtID  uint64                  `json:"stmt_id"`
	Fields  []*stmtCommon.StmtField `json:"fields"`
}

type StmtInitReq added in v3.5.2 

type StmtInitReq struct {
	ReqID uint64 `json:"req_id"`
}

type StmtInitResp added in v3.5.2 

type StmtInitResp struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
	Action  string `json:"action"`
	ReqID   uint64 `json:"req_id"`
	Timing  int64  `json:"timing"`
	StmtID  uint64 `json:"stmt_id"`
}

type StmtPrepareRequest added in v3.5.2 

type StmtPrepareRequest struct {
	ReqID  uint64 `json:"req_id"`
	StmtID uint64 `json:"stmt_id"`
	SQL    string `json:"sql"`
}

type StmtPrepareResponse added in v3.5.2 

type StmtPrepareResponse struct {
	Code     int    `json:"code"`
	Message  string `json:"message"`
	Action   string `json:"action"`
	ReqID    uint64 `json:"req_id"`
	Timing   int64  `json:"timing"`
	StmtID   uint64 `json:"stmt_id"`
	IsInsert bool   `json:"is_insert"`
}

type StmtUseResultRequest added in v3.5.2 

type StmtUseResultRequest struct {
	ReqID  uint64 `json:"req_id"`
	StmtID uint64 `json:"stmt_id"`
}

type StmtUseResultResponse added in v3.5.2 

type StmtUseResultResponse struct {
	Code          int      `json:"code"`
	Message       string   `json:"message"`
	Action        string   `json:"action"`
	ReqID         uint64   `json:"req_id"`
	Timing        int64    `json:"timing"`
	StmtID        uint64   `json:"stmt_id"`
	ResultID      uint64   `json:"result_id"`
	FieldsCount   int      `json:"fields_count"`
	FieldsNames   []string `json:"fields_names"`
	FieldsTypes   []uint8  `json:"fields_types"`
	FieldsLengths []int64  `json:"fields_lengths"`
	Precision     int      `json:"precision"`
}

type TDengineDriver 

type TDengineDriver struct{}

TDengineDriver is exported to make the driver directly accessible. In general the driver is used via the database/sql package.

func (TDengineDriver) Open 

func (d TDengineDriver) Open(dsn string) (driver.Conn, error)

Open new Connection. the DSN string is formatted

type WSAction 

type WSAction struct {
	Action string          `json:"action"`
	Args   json.RawMessage `json:"args"`
}

type WSConnectReq 

type WSConnectReq struct {
	ReqID    uint64 `json:"req_id"`
	User     string `json:"user"`
	Password string `json:"password"`
	DB       string `json:"db"`
}

type WSConnectResp 

type WSConnectResp struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
	Action  string `json:"action"`
	ReqID   uint64 `json:"req_id"`
	Timing  int64  `json:"timing"`
}

type WSFetchBlockReq 

type WSFetchBlockReq struct {
	ReqID uint64 `json:"req_id"`
	ID    uint64 `json:"id"`
}

type WSFetchReq 

type WSFetchReq struct {
	ReqID uint64 `json:"req_id"`
	ID    uint64 `json:"id"`
}

type WSFetchResp 

type WSFetchResp struct {
	Code      int    `json:"code"`
	Message   string `json:"message"`
	Action    string `json:"action"`
	ReqID     uint64 `json:"req_id"`
	Timing    int64  `json:"timing"`
	ID        uint64 `json:"id"`
	Completed bool   `json:"completed"`
	Lengths   []int  `json:"lengths"`
	Rows      int    `json:"rows"`
}

type WSFreeResultReq 

type WSFreeResultReq struct {
	ReqID uint64 `json:"req_id"`
	ID    uint64 `json:"id"`
}

type WSQueryReq 

type WSQueryReq struct {
	ReqID uint64 `json:"req_id"`
	SQL   string `json:"sql"`
}

type WSQueryResp 

type WSQueryResp struct {
	Code          int      `json:"code"`
	Message       string   `json:"message"`
	Action        string   `json:"action"`
	ReqID         uint64   `json:"req_id"`
	Timing        int64    `json:"timing"`
	ID            uint64   `json:"id"`
	IsUpdate      bool     `json:"is_update"`
	AffectedRows  int      `json:"affected_rows"`
	FieldsCount   int      `json:"fields_count"`
	FieldsNames   []string `json:"fields_names"`
	FieldsTypes   []uint8  `json:"fields_types"`
	FieldsLengths []int64  `json:"fields_lengths"`
	Precision     int      `json:"precision"`
}

Source Files

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