wehub-resource-sync
91 lines
3.8 KiB
Go
91 lines
3.8 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 pgcatalog
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import (
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"io"
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"github.com/dolthub/go-mysql-server/sql"
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"github.com/dolthub/doltgresql/server/tables"
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pgtypes "github.com/dolthub/doltgresql/server/types"
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)
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// PgSubscriptionName is a constant to the pg_subscription name.
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const PgSubscriptionName = "pg_subscription"
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// InitPgSubscription handles registration of the pg_subscription handler.
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func InitPgSubscription() {
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tables.AddHandler(PgCatalogName, PgSubscriptionName, PgSubscriptionHandler{})
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}
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// PgSubscriptionHandler is the handler for the pg_subscription table.
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type PgSubscriptionHandler struct{}
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var _ tables.Handler = PgSubscriptionHandler{}
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// Name implements the interface tables.Handler.
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func (p PgSubscriptionHandler) Name() string {
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return PgSubscriptionName
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}
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// RowIter implements the interface tables.Handler.
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func (p PgSubscriptionHandler) RowIter(ctx *sql.Context, partition sql.Partition) (sql.RowIter, error) {
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// TODO: Implement pg_subscription row iter
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return emptyRowIter()
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}
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// PkSchema implements the interface tables.Handler.
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func (p PgSubscriptionHandler) PkSchema() sql.PrimaryKeySchema {
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return sql.PrimaryKeySchema{
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Schema: pgSubscriptionSchema,
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PkOrdinals: nil,
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}
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}
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// pgSubscriptionSchema is the schema for pg_subscription.
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var pgSubscriptionSchema = sql.Schema{
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{Name: "oid", Type: pgtypes.Oid, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subdbid", Type: pgtypes.Oid, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subskiplsn", Type: pgtypes.Text, Default: nil, Nullable: false, Source: PgSubscriptionName}, // TODO: pg_lsn type
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{Name: "subname", Type: pgtypes.Name, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subowner", Type: pgtypes.Oid, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subenabled", Type: pgtypes.Bool, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subbinary", Type: pgtypes.Bool, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "substream", Type: pgtypes.Bool, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subtwophasestate", Type: pgtypes.InternalChar, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subdisableonerr", Type: pgtypes.Bool, Default: nil, Nullable: false, Source: PgSubscriptionName},
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{Name: "subconninfo", Type: pgtypes.Text, Default: nil, Nullable: false, Source: PgSubscriptionName}, // TODO: collation C
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{Name: "subslotname", Type: pgtypes.Name, Default: nil, Nullable: true, Source: PgSubscriptionName},
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{Name: "subsynccommit", Type: pgtypes.Text, Default: nil, Nullable: false, Source: PgSubscriptionName}, // TODO: collation C
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{Name: "subpublications", Type: pgtypes.TextArray, Default: nil, Nullable: false, Source: PgSubscriptionName}, // TODO: collation C
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}
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// pgSubscriptionRowIter is the sql.RowIter for the pg_subscription table.
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type pgSubscriptionRowIter struct {
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}
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var _ sql.RowIter = (*pgSubscriptionRowIter)(nil)
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// Next implements the interface sql.RowIter.
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func (iter *pgSubscriptionRowIter) Next(ctx *sql.Context) (sql.Row, error) {
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return nil, io.EOF
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}
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// Close implements the interface sql.RowIter.
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func (iter *pgSubscriptionRowIter) Close(ctx *sql.Context) error {
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return nil
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}
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