ducky/types

Type mappings between DuckDB and Gleam.

Types

DataFrame

A complete query result with column metadata.

pub type DataFrame {
  DataFrame(columns: List(String), rows: List(Row))
}

Constructors

DataFrame(columns: List(String), rows: List(Row))

Row

</>

A single row from a query result.

pub type Row {
  Row(values: List(Value))
}

Constructors

```
Row(values: List(Value))
```

Value

</>

A value from a DuckDB result set.

pub type Value {
  Null
  Boolean(Bool)
  TinyInt(Int)
  SmallInt(Int)
  Integer(Int)
  BigInt(Int)
  Float(Float)
  Double(Float)
  Text(String)
  Blob(BitArray)
  Timestamp(Int)
  Date(Int)
  Time(Int)
  Interval(Int)
  List(List(Value))
}

Constructors

```
Null
```
```
Boolean(Bool)
```
```
TinyInt(Int)
```
```
SmallInt(Int)
```
```
Integer(Int)
```
```
BigInt(Int)
```
```
Float(Float)
```
```
Double(Float)
```
```
Text(String)
```
```
Blob(BitArray)
```
```
Timestamp(Int)
```
```
Date(Int)
```
```
Time(Int)
```
```
Interval(Int)
```
```
List(List(Value))
```

Values

get

</>

pub fn get(row: Row, index: Int) -> option.Option(Value)

Get a value from a row by column index.