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support scan assign slice cap

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This commit is contained in:
demoManito 2022-08-23 22:44:23 +08:00
parent b3eb1c8c51
commit 0a9689879a
1 changed files with 5 additions and 1 deletions
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6
scan.go
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@ -248,7 +248,11 @@ func Scan(rows Rows, db *DB, mode ScanMode) {
if !update || reflectValue.Len() == 0 {
update = false
db.Statement.ReflectValue.Set(reflect.MakeSlice(reflectValue.Type(), 0, 20))
sliceCap := reflectValue.Cap()
if sliceCap <= 0 {
sliceCap = 20
}
db.Statement.ReflectValue.Set(reflect.MakeSlice(reflectValue.Type(), 0, sliceCap))
}
for initialized || rows.Next() {