本文整理匯總了Golang中github.com/eaciit/dbox.IQuery類的典型用法代碼示例。如果您正苦於以下問題：Golang IQuery類的具體用法？Golang IQuery怎麽用？Golang IQuery使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
在下文中一共展示了IQuery類的6個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。
示例1: parseQuery
func (d *DataBrowserController) parseQuery(conn dbox.IConnection, dbrowser colonycore.DataBrowser, datacon *colonycore.Connection) (dbox.IQuery, error) {
var dataQuery dbox.IQuery
if dbrowser.QueryType == "nonQueryText" {
dataQuery = conn.NewQuery().From(dbrowser.TableNames)
} else if dbrowser.QueryType == "SQL" {
if toolkit.HasMember(rdbms, datacon.Driver) {
dataQuery = conn.NewQuery().Command("freequery", toolkit.M{}.
Set("syntax", dbrowser.QueryText))
} else {
return nil, errors.New("Free Text Query with SQL only for RDBMS, please use Dbox")
}
} else if dbrowser.QueryType == "Dbox" {
queryInfo := toolkit.M{}
toolkit.UnjsonFromString(dbrowser.QueryText, &queryInfo)
toolkit.Println("queryinfo", queryInfo)
if qFrom := queryInfo.Get("from", "").(string); qFrom != "" {
dataQuery = conn.NewQuery()
dataQuery = dataQuery.From(qFrom)
}
if qSelect := queryInfo.Get("select", "").(string); qSelect != "" {
if qSelect != "*" {
dataQuery = dataQuery.Select(strings.Split(qSelect, ",")...)
}
}
}
return dataQuery, nil
}示例2: parseQuery
func (d *DataSourceController) parseQuery(query dbox.IQuery, queryInfo toolkit.M) (dbox.IQuery, MetaSave) {
metaSave := MetaSave{}
if qFrom := queryInfo.Get("from", "").(string); qFrom != "" {
query = query.From(qFrom)
}
if qSelect := queryInfo.Get("select", "").(string); qSelect != "" {
if qSelect != "*" {
query = query.Select(strings.Split(qSelect, ",")...)
}
}
if qTakeRaw, qTakeOK := queryInfo["take"]; qTakeOK {
if qTake, ok := qTakeRaw.(float64); ok {
query = query.Take(int(qTake))
}
if qTake, ok := qTakeRaw.(int); ok {
query = query.Take(qTake)
}
}
if qSkipRaw, qSkipOK := queryInfo["skip"]; qSkipOK {
if qSkip, ok := qSkipRaw.(float64); ok {
query = query.Take(int(qSkip))
}
if qSkip, ok := qSkipRaw.(int); ok {
query = query.Take(qSkip)
}
}
if qOrder := queryInfo.Get("order", "").(string); qOrder != "" {
orderAll := map[string]string{}
err := json.Unmarshal([]byte(qOrder), &orderAll)
if err == nil {
orderString := []string{}
for key, val := range orderAll {
orderString = append(orderString, key)
orderString = append(orderString, val)
}
query = query.Order(orderString...)
}
}
if qInsert := queryInfo.Get("insert", "").(string); qInsert != "" {
if qInsert != "" {
metaSave.keyword = "insert"
metaSave.data = qInsert
query = query.Insert()
}
}
if qUpdate := queryInfo.Get("update", "").(string); qUpdate != "" {
if qUpdate != "" {
metaSave.keyword = "update"
metaSave.data = qUpdate
query = query.Update()
}
}
if _, qDeleteOK := queryInfo["delete"]; qDeleteOK {
metaSave.keyword = "delete"
query = query.Delete()
}
if qCommand := queryInfo.Get("command", "").(string); qCommand != "" {
command := map[string]interface{}{}
err := json.Unmarshal([]byte(qCommand), &command)
if err == nil {
for key, value := range command {
query = query.Command(key, value)
break
}
}
}
if qWhere := queryInfo.Get("where", "").(string); qWhere != "" {
whereAll := []map[string]interface{}{}
err := json.Unmarshal([]byte(qWhere), &whereAll)
if err == nil {
allFilter := []*dbox.Filter{}
for _, each := range whereAll {
where, _ := toolkit.ToM(each)
filter := d.filterParse(where)
if filter != nil {
allFilter = append(allFilter, filter)
}
}
query = query.Where(allFilter...)
}
}
return query, metaSave
}示例3: execService
func (g *GrabService) execService() {
g.LastGrabStat = false
go func(g *GrabService) {
for g.ServiceRunningStat {
if g.LastGrabStat {
<-time.After(g.GrabInterval)
} else {
<-time.After(g.TimeOutInterval)
}
if !g.ServiceRunningStat {
continue
}
g.ErrorNotes = ""
g.LastGrabExe = time.Now()
g.NextGrabExe = time.Now().Add(g.GrabInterval)
g.LastGrabStat = true
g.Log.AddLog(fmt.Sprintf("[%s] Grab Started %s", g.Name, g.Url), "INFO")
g.GrabCount += 1
keySetting := []string{}
switch g.SourceType {
case SourceType_HttpHtml, SourceType_HttpJson:
if e := g.ServGrabber.Grab(nil); e != nil {
g.ErrorNotes = fmt.Sprintf("[%s] Grab Failed %s, repeat after %s :%s", g.Name, g.Url, g.TimeOutIntervalInfo, e)
g.Log.AddLog(g.ErrorNotes, "ERROR")
g.NextGrabExe = time.Now().Add(g.TimeOutInterval)
g.LastGrabStat = false
g.ErrorFound += 1
} else {
g.Log.AddLog(fmt.Sprintf("[%s] Grab Success %s", g.Name, g.Url), "INFO")
}
for key, _ := range g.ServGrabber.Config.DataSettings {
keySetting = append(keySetting, key)
}
// keySetting = g.sGrabber.Config.DataSettings
case SourceType_DocExcel:
// e = g.sGetData.ResultFromDatabase(key, &docs)
// if e != nil {
// g.LastGrabStat = false
// }
for key, _ := range g.ServGetData.CollectionSettings {
keySetting = append(keySetting, key)
}
}
// if e := g.ServGrabber.Grab(nil); e != nil {
// g.ErrorNotes = fmt.Sprintf("[%s] Grab Failed %s, repeat after %s :%s", g.Name, g.Url, g.TimeOutIntervalInfo, e)
// g.Log.AddLog(g.ErrorNotes, "ERROR")
// g.NextGrabExe = time.Now().Add(g.TimeOutInterval)
// g.LastGrabStat = false
// g.ErrorFound += 1
// continue
// } else {
// g.Log.AddLog(fmt.Sprintf("[%s] Grab Success %s", g.Name, g.Url), "INFO")
// }
if g.LastGrabStat {
for _, key := range keySetting {
var e error
g.Log.AddLog(fmt.Sprintf("[%s-%s] Fetch Data to destination started", g.Name, key), "INFO")
docs := []toolkit.M{}
switch g.SourceType {
case SourceType_HttpHtml, SourceType_HttpJson:
e = g.ServGrabber.ResultFromHtml(key, &docs)
case SourceType_DocExcel:
e = g.ServGetData.ResultFromDatabase(key, &docs)
if e != nil {
g.LastGrabStat = false
}
}
if e != nil || !(g.LastGrabStat) {
g.ErrorNotes = fmt.Sprintf("[%s-%s] Fetch Result Failed : ", g.Name, key, e)
g.Log.AddLog(g.ErrorNotes, "ERROR")
}
e = g.DestDbox[key].IConnection.Connect()
if e != nil {
g.ErrorNotes = fmt.Sprintf("[%s-%s] Connect to destination failed [%s-%s]:%s", g.Name, key, g.DestDbox[key].Desttype, g.DestDbox[key].IConnection.Info().Host, e)
g.Log.AddLog(g.ErrorNotes, "ERROR")
}
var q dbox.IQuery
if g.DestDbox[key].Collection == "" {
q = g.DestDbox[key].IConnection.NewQuery().SetConfig("multiexec", true).Save()
} else {
q = g.DestDbox[key].IConnection.NewQuery().SetConfig("multiexec", true).From(g.DestDbox[key].Collection).Save()
}
xN := 0
iN := 0
for _, doc := range docs {
for key, val := range doc {
doc[key] = strings.TrimSpace(fmt.Sprintf("%s", val))
}
if g.DestDbox[key].Desttype == "mongo" {
doc["_id"] = toolkit.GenerateRandomString("1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnpqrstuvwxyz", 32)
//.........這裏部分代碼省略.........
示例4: hasAggr
func (d *DataBrowserController) hasAggr(ctx dbox.IConnection, data *colonycore.DataBrowser, conn *colonycore.Connection) (*colonycore.DataBrowser, error) {
var fieldArr, aggrArr []string
var indexAggr []map[int]string
var query dbox.IQuery
fieldAggr := toolkit.M{}
for i, v := range data.MetaData {
if v.Aggregate != "" {
result := toolkit.M{}
toolkit.UnjsonFromString(v.Aggregate, &result)
cursor := []toolkit.M{}
if data.QueryType == "" {
aggregate, e := d.dboxAggr(data.TableNames, v.Field, ctx, query, result, fieldAggr, cursor, conn)
if e != nil {
return nil, e
}
v.Aggregate = toolkit.JsonString(aggregate)
} else if data.QueryType == "SQL" {
names := map[int]string{}
fieldArr = append(fieldArr, v.Field)
if _, sumOK := result["SUM"]; sumOK {
aggrArr = append(aggrArr, "SUM("+v.Field+")")
if len(result) > 1 {
indexAggr = append(indexAggr, map[int]string{i: "sum"})
} else {
names[i] = "sum"
}
}
if _, avgOK := result["AVG"]; avgOK {
aggrArr = append(aggrArr, "AVG("+v.Field+")")
if len(result) > 1 {
indexAggr = append(indexAggr, map[int]string{i: "avg"})
} else {
names[i] = "avg"
}
}
if _, maxOK := result["MAX"]; maxOK {
aggrArr = append(aggrArr, "MAX("+v.Field+")")
if len(result) > 1 {
indexAggr = append(indexAggr, map[int]string{i: "max"})
} else {
names[i] = "max"
}
}
if _, minOK := result["MIN"]; minOK {
aggrArr = append(aggrArr, "MIN("+v.Field+")")
if len(result) > 1 {
indexAggr = append(indexAggr, map[int]string{i: "min"})
} else {
names[i] = "min"
}
}
if _, minOK := result["COUNT"]; minOK {
aggrArr = append(aggrArr, "COUNT("+v.Field+")")
if len(result) > 1 {
indexAggr = append(indexAggr, map[int]string{i: "count"})
} else {
names[i] = "count"
}
}
if len(result) > 1 {
fieldAggr.Set(v.Field, indexAggr)
} else {
fieldAggr.Set(v.Field, names)
}
} else if data.QueryType == "Dbox" {
getQuery := toolkit.M{}
toolkit.UnjsonFromString(data.QueryText, &getQuery)
aggregate, e := d.dboxAggr(getQuery.Get("from").(string), v.Field, ctx, query, result, fieldAggr, cursor, conn)
if e != nil {
return nil, e
}
v.Aggregate = toolkit.JsonString(aggregate)
}
}
}
if data.QueryType == "SQL" {
// fieldString := strings.Join(fieldArr, ", ")
aggrString := strings.Join(aggrArr, ", ")
var queryText string
r := regexp.MustCompile(`(([Ff][Rr][Oo][Mm])) (?P<from>([a-zA-Z][_a-zA-Z]+[_a-zA-Z0-1].*))`)
temparray := r.FindStringSubmatch(data.QueryText)
sqlpart := toolkit.M{}
for i, val := range r.SubexpNames() {
if val != "" {
sqlpart.Set(val, temparray[i])
}
}
if fromOK := sqlpart.Get("from", "").(string); fromOK != "" {
queryText = toolkit.Sprintf("select %s FROM %s", aggrString, sqlpart.Get("from", "").(string))
// toolkit.Printf("queryString:%v\n", queryString)
}
//.........這裏部分代碼省略.........
示例5: dboxAggr
func (d *DataBrowserController) dboxAggr(tblename string, field string, ctx dbox.IConnection, query dbox.IQuery, result, fieldAggr toolkit.M, cursor []toolkit.M, conn *colonycore.Connection) (toolkit.M, error) {
aggregate := toolkit.M{}
if conn.Driver == "mongo" {
field = "$" + field
}
query = ctx.NewQuery().From(tblename)
if result != nil {
for k, _ := range result {
if k == "SUM" {
query = query.Aggr(dbox.AggrSum, field, "SUM")
}
if k == "AVG" {
query = query.Aggr(dbox.AggrAvr, field, "AVG")
}
if k == "MAX" {
query = query.Aggr(dbox.AggrMax, field, "MAX")
}
if k == "MIN" {
query = query.Aggr(dbox.AggrMin, field, "MIN")
}
if conn.Driver == "mongo" {
if k != "COUNT" {
query = query.Group()
}
}
csr, e := query.Cursor(nil)
if e != nil {
return nil, e
}
defer csr.Close()
hasCount := []toolkit.M{}
if k == "COUNT" {
csr, e := query.Cursor(nil)
if e != nil {
return nil, e
}
defer csr.Close()
count := csr.Count()
hasCount = append(hasCount, aggregate.Set("count", count))
aggregate.Set("count", count)
} else {
e = csr.Fetch(&cursor, 0, false)
if e != nil {
return nil, e
}
}
if _, countOK := aggregate["count"]; countOK {
cursor = append(cursor, hasCount...)
}
for _, agg := range cursor {
aggregate = agg
if conn.Driver == "mongo" {
for f, _ := range aggregate {
if f == "_id" {
aggregate.Unset(f)
}
}
}
fieldAggr.Set(field, aggregate)
// toolkit.Printf("k:%v fieldArr:%v cursor:%v\n", k, field, fieldAggr)
}
}
}
return aggregate, nil
}示例6: streamsavedata
func streamsavedata(intms <-chan toolkit.M, sQ dbox.IQuery, key string, dt toolkit.M) {
var err error
iN, note := 0, ""
for intm := range intms {
if destDboxs[key].desttype == "mongo" {
intm.Set("_id", toolkit.GenerateRandomString("", 32))
}
if len(intm) == 0 {
continue
}
//Pre Execute Program
if extCommand.Has("pre") && toolkit.ToString(extCommand["pre"]) != "" {
sintm := toolkit.JsonString(intm)
arrcmd := make([]string, 0, 0)
// if runtime.GOOS == "windows" {
// arrcmd = append(arrcmd, "cmd")
// arrcmd = append(arrcmd, "/C")
// }
arrcmd = append(arrcmd, toolkit.ToString(extCommand["pre"]))
arrcmd = append(arrcmd, sintm)
// output, err := toolkit.RunCommand(arrcmd[0], arrcmd[1:])
output, err := toolkit.RunCommand(arrcmd[0], arrcmd[1])
if err != nil {
Log.AddLog(fmt.Sprintf("[savedatagrab.%s] Unable to execute pre external command :%s", key, err.Error()), "ERROR")
note = "Error Found"
continue
}
err = toolkit.UnjsonFromString(output, &intm)
if err != nil {
Log.AddLog(fmt.Sprintf("[savedatagrab.%s] Unable to get pre external command output :%s", key, err.Error()), "ERROR")
note = "Error Found"
continue
}
}
err = sQ.Exec(toolkit.M{
"data": intm,
})
if err != nil {
Log.AddLog(fmt.Sprintf("[savedatagrab.%s] Unable to insert data [%s-%s]:%s", key, "csv", destDboxs[key].IConnection.Info().Host, err.Error()), "ERROR")
note = "Error Found"
continue
}
err = saverechistory(key, intm)
if err != nil {
Log.AddLog(fmt.Sprintf("[savedatagrab.%s] Unable to insert record data [%s-%s]:%s", key, "csv", destDboxs[key].IConnection.Info().Host, err.Error()), "ERROR")
note = "Error Found"
}
iN += 1
if math.Mod(float64(iN), 100) == 0 {
_ = updatesnapshot(iN, key)
dt = dt.Set("rowsaved", (toolkit.ToInt(dt.Get("rowsaved", 0), toolkit.RoundingAuto) + iN))
iN = 0
}
//Post Execute Program
if extCommand.Has("post") {
sintm := toolkit.JsonString(intm)
arrcmd := make([]string, 0, 0)
// if runtime.GOOS == "windows" {
// arrcmd = append(arrcmd, "cmd")
// arrcmd = append(arrcmd, "/C")
// }
arrcmd = append(arrcmd, toolkit.ToString(extCommand["post"]))
arrcmd = append(arrcmd, sintm)
// output, err := toolkit.RunCommand(arrcmd[0], arrcmd[1:])
output, err := toolkit.RunCommand(arrcmd[0], arrcmd[1])
if err != nil {
Log.AddLog(fmt.Sprintf("[savedatagrab.%s] Unable to execute post external command :%s", key, err.Error()), "ERROR")
note = "Error Found"
continue
}
err = toolkit.UnjsonFromString(output, &intm)
if err != nil {
Log.AddLog(fmt.Sprintf("[savedatagrab.%s] Unable to get post external command output :%s", key, err.Error()), "ERROR")
note = "Error Found"
continue
}
}
}
dt = dt.Set("note", note).
Set("grabstatus", "done").
Set("rowsaved", (toolkit.ToInt(dt.Get("rowsaved", 0), toolkit.RoundingAuto) + iN))
_ = updatesnapshot(iN, key)
err = savehistory(dt)
if err != nil {
Log.AddLog(fmt.Sprintf("[savedatagrab.%s] Unable to save history : %s", key), "ERROR")
//.........這裏部分代碼省略.........