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96 lines
2.5 KiB
96 lines
2.5 KiB
5 years ago
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/*
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* Minio Cloud Storage, (C) 2019 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package parquet
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import (
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"github.com/minio/minio/pkg/s3select/internal/parquet-go/gen-go/parquet"
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)
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func valuesToInterfaces(values interface{}, valueType parquet.Type) (tableValues []interface{}) {
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switch valueType {
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case parquet.Type_BOOLEAN:
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for _, v := range values.([]bool) {
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tableValues = append(tableValues, v)
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}
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case parquet.Type_INT32:
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for _, v := range values.([]int32) {
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tableValues = append(tableValues, v)
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}
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case parquet.Type_INT64:
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for _, v := range values.([]int64) {
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tableValues = append(tableValues, v)
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}
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case parquet.Type_FLOAT:
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for _, v := range values.([]float32) {
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tableValues = append(tableValues, v)
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}
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case parquet.Type_DOUBLE:
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for _, v := range values.([]float64) {
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tableValues = append(tableValues, v)
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}
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case parquet.Type_INT96, parquet.Type_BYTE_ARRAY, parquet.Type_FIXED_LEN_BYTE_ARRAY:
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for _, v := range values.([][]byte) {
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tableValues = append(tableValues, v)
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}
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}
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return tableValues
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}
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func interfacesToValues(values []interface{}, valueType parquet.Type) interface{} {
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switch valueType {
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case parquet.Type_BOOLEAN:
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bs := make([]bool, len(values))
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for i := range values {
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bs[i] = values[i].(bool)
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}
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return bs
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case parquet.Type_INT32:
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i32s := make([]int32, len(values))
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for i := range values {
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i32s[i] = values[i].(int32)
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}
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return i32s
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case parquet.Type_INT64:
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i64s := make([]int64, len(values))
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for i := range values {
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i64s[i] = values[i].(int64)
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}
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return i64s
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case parquet.Type_FLOAT:
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f32s := make([]float32, len(values))
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for i := range values {
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f32s[i] = values[i].(float32)
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}
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return f32s
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case parquet.Type_DOUBLE:
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f64s := make([]float64, len(values))
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for i := range values {
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f64s[i] = values[i].(float64)
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}
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return f64s
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case parquet.Type_INT96, parquet.Type_BYTE_ARRAY, parquet.Type_FIXED_LEN_BYTE_ARRAY:
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array := make([][]byte, len(values))
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for i := range values {
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array[i] = values[i].([]byte)
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}
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return array
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}
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return nil
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}
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