wehub-resource-sync
89 lines
3.2 KiB
Go
89 lines
3.2 KiB
Go
// Copyright 2024 Dolthub, 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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package types
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import (
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"context"
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"github.com/dolthub/go-mysql-server/sql"
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"github.com/dolthub/doltgresql/core/id"
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)
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// NewCompositeType creates new instance of composite DoltgresType.
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func NewCompositeType(_ context.Context, relID id.Id, arrayType *DoltgresType, typeID id.Type, attrs []CompositeAttribute) *DoltgresType {
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if arrayType == nil {
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arrayType = internalNullType
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}
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return &DoltgresType{
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ID: typeID,
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TypLength: -1,
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PassedByVal: false,
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TypType: TypeType_Composite,
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TypCategory: TypeCategory_CompositeTypes,
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IsPreferred: false,
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IsDefined: true,
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Delimiter: ",",
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RelID: relID,
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SubscriptFunc: toFuncID("-"),
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Elem: internalNullType,
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Array: arrayType,
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InputFunc: toFuncID("record_in", toInternal("cstring"), toInternal("oid"), toInternal("int4")),
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OutputFunc: toFuncID("record_out", toInternal("record")),
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ReceiveFunc: toFuncID("record_recv", toInternal("internal"), toInternal("oid"), toInternal("int4")),
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SendFunc: toFuncID("record_send", toInternal("record")),
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ModInFunc: toFuncID("-"),
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ModOutFunc: toFuncID("-"),
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AnalyzeFunc: toFuncID("-"),
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Align: TypeAlignment_Double,
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Storage: TypeStorage_Extended,
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NotNull: false,
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BaseTypeType: internalNullType,
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TypMod: -1,
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NDims: 0,
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TypCollation: id.NullCollation,
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DefaulBin: "",
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Default: "",
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Acl: nil,
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Checks: nil,
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attTypMod: -1,
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CompareFunc: toFuncID("btrecordcmp", toInternal("record"), toInternal("record")),
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CompositeAttrs: attrs,
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SerializationFunc: serializeTypeRecord,
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DeserializationFunc: deserializeTypeRecord,
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}
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}
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// CompositeAttribute represents a composite type attribute.
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// This is a partial pg_attribute row entry.
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type CompositeAttribute struct {
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RelID id.Id // ID of the relation it belongs to
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Name string
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Type *DoltgresType // ID of DoltgresType
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Num int16 // 1-based number of the column in relation
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Collation string
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}
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// NewCompositeAttribute creates new instance of composite type attribute. `num` is 1-based rather than 0-based.
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func NewCompositeAttribute(ctx *sql.Context, relID id.Id, name string, typ *DoltgresType, num int16, collation string) CompositeAttribute {
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return CompositeAttribute{
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RelID: relID,
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Name: name,
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Type: typ,
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Num: num,
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Collation: collation,
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}
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}
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