db

package

v0.0.0-...-aac2ae4 Latest Latest Go to latest Published: Nov 15, 2017 License: MIT Imports: 2 Imported by: 0

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type Database struct {
	pgx.ConnConfig
	Schemas   []string
	Relations SchemaRelations
	PoolSize  int
	Pool      *pgx.ConnPool
}

Database - represents Schema with Schemas

func (d *Database) FetchRelations() error

FetchRelations - sets existing relations for database

func (d *Database) Select(schema string, relation Relation, limit int, offset int) ([]Keyvalue, error)

Select - selects given relation with limit and offset

type Keyvalue map[string]interface{}

Keyvalue - represents {column: value} mapping, without any type-checking

type Relation struct {
	Name       string
	Attributes []column
}

Relation - represents PostgreSQL relation

type SchemaRelations map[string][]Relation

SchemaRelations - mapping from schema name to its relations