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postgresql

package

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Versions in this module

v0

v0.7.0

Aug 25, 2025

v0.6.2

Jul 2, 2025

v0.6.1

Jun 30, 2025

Changes in this version

+ func Retriever(g *genkit.Genkit, name string) ai.Retriever

+ type BaseIndex struct

+ func NewBaseIndex(indexName, indexType string, strategy DistanceStrategy, ...) BaseIndex

+ type Column struct

+ DataType string

+ Name string

+ Nullable bool

+ type Config struct

+ ContentColumn string

+ Embedder ai.Embedder

+ EmbedderOptions any

+ EmbeddingColumn string

+ IDColumn string

+ IgnoreMetadataColumns []string

+ MetadataColumns []string

+ MetadataJSONColumn string

+ SchemaName string

+ TableName string

+ type CosineDistance struct

+ func (c CosineDistance) String() string

+ type DistanceStrategy interface

+ String func() string

+ type DocStore struct

+ func DefineRetriever(ctx context.Context, g *genkit.Genkit, p *Postgres, cfg *Config) (*DocStore, ai.Retriever, error)

+ func (ds *DocStore) Index(ctx context.Context, docs []*ai.Document) error

+ func (ds *DocStore) Retrieve(ctx context.Context, req *ai.RetrieverRequest) (*ai.RetrieverResponse, error)

+ type Euclidean struct

+ func (e Euclidean) String() string

+ type HNSWOptions struct

+ EfConstruction int

+ M int

+ func (h HNSWOptions) Options() string

+ type IVFFlatOptions struct

+ Lists int

+ func (i IVFFlatOptions) Options() string

+ type Index interface

+ Options func() string

+ type InnerProduct struct

+ func (i InnerProduct) String() string

+ type IpType string

+ const PRIVATE

+ const PUBLIC

+ type Option func(p *engineConfig)

+ func WithCloudSQLInstance(projectID, region, instance string) Option

+ func WithDatabase(database string) Option

+ func WithIAMAccountEmail(email string) Option

+ func WithIPType(ipType IpType) Option

+ func WithPassword(password string) Option

+ func WithPool(pool *pgxpool.Pool) Option

+ func WithUser(user string) Option

+ type Postgres struct

+ func (p *Postgres) ApplyVectorIndex(ctx context.Context, config *Config, index BaseIndex, name string, ...) error

+ func (p *Postgres) DropVectorIndex(ctx context.Context, config *Config, indexName string) error

+ func (p *Postgres) Init(ctx context.Context, g *genkit.Genkit) error

+ func (p *Postgres) IsValidIndex(ctx context.Context, config *Config, indexName string) (bool, error)

+ func (p *Postgres) Name() string

+ func (p *Postgres) ReIndex(ctx context.Context, config *Config) error

+ func (p *Postgres) ReIndexWithName(ctx context.Context, indexName string) error

+ type PostgresEngine struct

+ Pool *pgxpool.Pool

+ func NewPostgresEngine(ctx context.Context, opts ...Option) (*PostgresEngine, error)

+ func (pgEngine *PostgresEngine) Close()

+ func (pgEngine *PostgresEngine) GetClient() *pgxpool.Pool

+ func (pgEngine *PostgresEngine) InitVectorstoreTable(ctx context.Context, opts VectorstoreTableOptions) error

+ type RetrieverOptions struct

+ DistanceStrategy DistanceStrategy

+ Filter any

+ K int

+ type VectorstoreTableOptions struct

+ ContentColumnName string

+ EmbeddingColumn string

+ IDColumn Column

+ MetadataColumns []Column

+ MetadataJSONColumn string

+ OverwriteExisting bool

+ SchemaName string

+ StoreMetadata bool

+ TableName string

+ VectorSize int