StackOverflow Questions for Tag: postgresql-simple

Chris Stryczynski
Chris Stryczynski

Reputation: 33891

How do I deal with arbitrary length tuple to build up a complex SQL query for Haskell's postgresql-simple's query function?

Score: 3

Views: 109

Answers: 2

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Razumov
Razumov

Reputation: 324

Haskell postgresql-simple query access single record

Score: 1

Views: 59

Answers: 0

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Razumov
Razumov

Reputation: 324

Deriving FromRow on a type with [String] field

Score: 0

Views: 68

Answers: 0

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Chris Stryczynski
Chris Stryczynski

Reputation: 33891

Simple SQL query results in - "No instance for (FromRow Int) arising from a use of ‘query’"

Score: 0

Views: 88

Answers: 1

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altern
altern

Reputation: 5949

Error of `Incompatible {errSQLType = "varchar",...` for simple select query using postgresql-simple

Score: 2

Views: 105

Answers: 1

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23ars
23ars

Reputation: 648

Error when trying to query with snaplet-postgres-simple

Score: 0

Views: 128

Answers: 0

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emg184
emg184

Reputation: 1010

How to create a Heterogenous map of SqlField's without reimplementing every possible SqlField in Haskell

Score: 0

Views: 49

Answers: 0

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Björn Grambow
Björn Grambow

Reputation: 368

postgres-simple - No instance for (ToRow Int) arising from a use of ‘query’

Score: 2

Views: 1721

Answers: 2

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Chris Stryczynski
Chris Stryczynski

Reputation: 33891

SqlError due to single quotes around parameterized value for `CREATE DATABASE`

Score: 0

Views: 169

Answers: 1

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Chris Stryczynski
Chris Stryczynski

Reputation: 33891

How to retrieve JSON jsonb value with postgresql-simple?

Score: 3

Views: 439

Answers: 1

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emg184
emg184

Reputation: 1010

How to Dynamically assemble SQL queries with haskell based on route parameters

Score: 1

Views: 195

Answers: 0

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emg184
emg184

Reputation: 1010

Suggested approach for building dynamic sql queries with haskell

Score: 1

Views: 210

Answers: 0

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emg184
emg184

Reputation: 1010

How to Serialize a Type to specified database columns

Score: 1

Views: 225

Answers: 1

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user1518183
user1518183

Reputation: 4771

Nested data types in postgresql-simple

Score: 1

Views: 564

Answers: 1

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Alex
Alex

Reputation: 8313

PostgreSQL-simple `execute` on a function fails with "execute resulted in Col 1-column result"

Score: 0

Views: 454

Answers: 3

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Tae
Tae

Reputation: 1695

‘toRow’ is not a (visible) method of class ‘ToRow’

Score: 1

Views: 1002

Answers: 1

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dan
dan

Reputation: 45632

count(*) type compatibility error with Database.PostgreSQL.Simple?

Score: 4

Views: 477

Answers: 2

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Thomas Koch
Thomas Koch

Reputation: 2931

user error (Pattern match failure in do expression) with PostgreSQL.Simple

Score: 0

Views: 245

Answers: 0

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mherzl
mherzl

Reputation: 6200

How to begin and rollback a transaction with hspec?

Score: 1

Views: 243

Answers: 0

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Reygoch
Reygoch

Reputation: 1284

Haskell PostgreSQL Simple FromField

Score: 2

Views: 1066

Answers: 2

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