postgresql

package
v1.10.0-rc.3 Latest Latest
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 Go to latest Published: Feb 2, 2023 License: Apache-2.0 Imports: 18 Imported by: 0

Documentation

Overview

Copyright 2022 The Dapr 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.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func NewPostgreSQLStateStore 

func NewPostgreSQLStateStore(logger logger.Logger) state.Store

NewPostgreSQLStateStore creates a new instance of PostgreSQL state store.

Types

type PostgreSQL 

type PostgreSQL struct {
	// contains filtered or unexported fields
}

PostgreSQL state store.

func (*PostgreSQL) BulkDelete 

func (p *PostgreSQL) BulkDelete(ctx context.Context, req []state.DeleteRequest) error

BulkDelete removes multiple entries from the store.

func (*PostgreSQL) BulkGet added in v1.0.0 

func (p *PostgreSQL) BulkGet(ctx context.Context, req []state.GetRequest) (bool, []state.BulkGetResponse, error)

BulkGet performs a bulks get operations.

func (*PostgreSQL) BulkSet 

func (p *PostgreSQL) BulkSet(ctx context.Context, req []state.SetRequest) error

BulkSet adds/updates multiple entities on store.

func (*PostgreSQL) Close 

func (p *PostgreSQL) Close() error

Close implements io.Closer.

func (*PostgreSQL) Delete 

func (p *PostgreSQL) Delete(ctx context.Context, req *state.DeleteRequest) error

Delete removes an entity from the store.

func (*PostgreSQL) Features added in v1.1.1 

func (p *PostgreSQL) Features() []state.Feature

Features returns the features available in this state store.

func (*PostgreSQL) Get 

func (p *PostgreSQL) Get(ctx context.Context, req *state.GetRequest) (*state.GetResponse, error)

Get returns an entity from store.

func (*PostgreSQL) GetComponentMetadata added in v1.10.1 

func (p *PostgreSQL) GetComponentMetadata() map[string]string

func (*PostgreSQL) GetDBAccess added in v1.10.1 

func (p *PostgreSQL) GetDBAccess() dbAccess

Returns the dbaccess property. This method is used in tests.

func (*PostgreSQL) Init 

func (p *PostgreSQL) Init(metadata state.Metadata) error

Init initializes the SQL server state store.

func (*PostgreSQL) Multi 

func (p *PostgreSQL) Multi(ctx context.Context, request *state.TransactionalStateRequest) error

Multi handles multiple transactions. Implements TransactionalStore.

func (*PostgreSQL) Query added in v1.7.0 

func (p *PostgreSQL) Query(ctx context.Context, req *state.QueryRequest) (*state.QueryResponse, error)

Query executes a query against store.

func (*PostgreSQL) Set 

func (p *PostgreSQL) Set(ctx context.Context, req *state.SetRequest) error

Set adds/updates an entity on store.

type PostgresDBAccess added in v1.10.1 

type PostgresDBAccess struct {
	// contains filtered or unexported fields
}

PostgresDBAccess implements dbaccess.

func (*PostgresDBAccess) BulkDelete added in v1.10.1 

func (p *PostgresDBAccess) BulkDelete(parentCtx context.Context, req []state.DeleteRequest) error

func (*PostgresDBAccess) BulkSet added in v1.10.1 

func (p *PostgresDBAccess) BulkSet(parentCtx context.Context, req []state.SetRequest) error

func (*PostgresDBAccess) CleanupExpired added in v1.10.1 

func (p *PostgresDBAccess) CleanupExpired(ctx context.Context) error

func (*PostgresDBAccess) Close added in v1.10.1 

func (p *PostgresDBAccess) Close() error

Close implements io.Close.

func (*PostgresDBAccess) Delete added in v1.10.1 

func (p *PostgresDBAccess) Delete(ctx context.Context, req *state.DeleteRequest) (err error)

Delete removes an item from the state store.

func (*PostgresDBAccess) ExecuteMulti added in v1.10.1 

func (p *PostgresDBAccess) ExecuteMulti(parentCtx context.Context, request *state.TransactionalStateRequest) error

func (*PostgresDBAccess) Get added in v1.10.1 

func (p *PostgresDBAccess) Get(parentCtx context.Context, req *state.GetRequest) (*state.GetResponse, error)

Get returns data from the database. If data does not exist for the key an empty state.GetResponse will be returned.

func (*PostgresDBAccess) GetCleanupInterval added in v1.10.1 

func (p *PostgresDBAccess) GetCleanupInterval() *time.Duration

GetCleanupInterval returns the cleanupInterval property. This is primarily used for tests.

func (*PostgresDBAccess) GetDB added in v1.10.1 

func (p *PostgresDBAccess) GetDB() *pgxpool.Pool

func (*PostgresDBAccess) Init added in v1.10.1 

func (p *PostgresDBAccess) Init(meta state.Metadata) error

Init sets up Postgres connection and ensures that the state table exists.

func (*PostgresDBAccess) Query added in v1.10.1 

func (p *PostgresDBAccess) Query(parentCtx context.Context, req *state.QueryRequest) (*state.QueryResponse, error)

Query executes a query against store.

func (*PostgresDBAccess) ScheduleCleanupExpiredData added in v1.10.1 

func (p *PostgresDBAccess) ScheduleCleanupExpiredData(ctx context.Context)

func (*PostgresDBAccess) Set added in v1.10.1 

func (p *PostgresDBAccess) Set(ctx context.Context, req *state.SetRequest) error

Set makes an insert or update to the database.

func (*PostgresDBAccess) UpdateLastCleanup added in v1.10.1 

func (p *PostgresDBAccess) UpdateLastCleanup(ctx context.Context, db dbquerier, cleanupInterval time.Duration) (bool, error)

UpdateLastCleanup sets the 'last-cleanup' value only if it's less than cleanupInterval. Returns true if the row was updated, which means that the cleanup can proceed.

type Query added in v1.7.0 

type Query struct {
	// contains filtered or unexported fields
}

func (*Query) Finalize added in v1.7.0 

func (q *Query) Finalize(filters string, qq *query.Query) error

func (*Query) VisitAND added in v1.7.0 

func (q *Query) VisitAND(f *query.AND) (string, error)

func (*Query) VisitEQ added in v1.7.0 

func (q *Query) VisitEQ(f *query.EQ) (string, error)

func (*Query) VisitIN added in v1.7.0 

func (q *Query) VisitIN(f *query.IN) (string, error)

func (*Query) VisitOR added in v1.7.0 

func (q *Query) VisitOR(f *query.OR) (string, error)

Source Files

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