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optimize getColumnAsArray (#2196)

This commit is contained in:
蜻蜓特派员 2019-01-02 21:32:08 +08:00 committed by Jinzhu
parent 8316f94b72
commit 9f1a7f5351
1 changed files with 12 additions and 3 deletions
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15
scope.go
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@ -1309,6 +1309,7 @@ func (scope *Scope) autoIndex() *Scope {
} }
func (scope *Scope) getColumnAsArray(columns []string, values ...interface{}) (results [][]interface{}) { func (scope *Scope) getColumnAsArray(columns []string, values ...interface{}) (results [][]interface{}) {
resultMap := make(map[string][]interface{})
for _, value := range values { for _, value := range values {
indirectValue := indirect(reflect.ValueOf(value)) indirectValue := indirect(reflect.ValueOf(value))
@ -1327,7 +1328,10 @@ func (scope *Scope) getColumnAsArray(columns []string, values ...interface{}) (r
} }
if hasValue { if hasValue {
results = append(results, result) h := fmt.Sprint(result...)
if _, exist := resultMap[h]; !exist {
resultMap[h] = result
}
} }
} }
case reflect.Struct: case reflect.Struct:
@ -1342,11 +1346,16 @@ func (scope *Scope) getColumnAsArray(columns []string, values ...interface{}) (r
} }
if hasValue { if hasValue {
results = append(results, result) h := fmt.Sprint(result...)
if _, exist := resultMap[h]; !exist {
resultMap[h] = result
} }
} }
} }
}
for _, v := range resultMap {
results = append(results, v)
}
return return
} }