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types.go
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types.go
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/*
Copyright 2016 The Transicator Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package snapshotserver
import (
"fmt"
"github.com/apigee-labs/transicator/pgclient"
)
type sqliteType int
const (
sqlInteger sqliteType = iota
sqlReal sqliteType = iota
sqlText sqliteType = iota
sqlBlob sqliteType = iota
sqlTimestamp sqliteType = iota
)
func (t sqliteType) String() string {
switch t {
case sqlInteger:
return "integer"
case sqlReal:
return "real"
case sqlText:
return "text"
case sqlBlob, sqlTimestamp:
return "blob"
default:
panic(fmt.Sprintf("Invalid type %d", t))
}
}
func pgToSqliteType(typid int) sqliteType {
switch pgclient.PgType(typid) {
case pgclient.Int2, pgclient.Int4, pgclient.Int8, pgclient.OID:
return sqlInteger
case pgclient.Float4, pgclient.Float8:
return sqlReal
case pgclient.Bytea:
return sqlBlob
case pgclient.Timestamp, pgclient.TimestampTZ:
return sqlTimestamp
default:
return sqlText
}
}
func convertPgType(typid int) string {
return pgToSqliteType(typid).String()
}