diff --git a/pgml-extension/src/bindings/transformers/mod.rs b/pgml-extension/src/bindings/transformers/mod.rs
index 33f103e62..a5bd045c3 100644
--- a/pgml-extension/src/bindings/transformers/mod.rs
+++ b/pgml-extension/src/bindings/transformers/mod.rs
@@ -434,6 +434,7 @@ pub fn load_dataset(
Spi::run(&format!(r#"CREATE TABLE {table_name} ({column_types})"#))?;
let insert = format!(r#"INSERT INTO {table_name} ({column_names}) VALUES ({column_placeholders})"#);
for i in 0..num_rows {
+ let mut skip = false;
let mut row = Vec::with_capacity(num_cols);
for (name, values) in data {
let value = values
@@ -441,47 +442,57 @@ pub fn load_dataset(
.ok_or_else(|| anyhow!("expected {values} to be an array"))?
.get(i)
.ok_or_else(|| anyhow!("invalid index {i} for {values}"))?;
- match types
+ let (ty, datum) = match types
.get(name)
.ok_or_else(|| anyhow!("{types:?} expected to have key {name}"))?
.as_str()
.ok_or_else(|| anyhow!("json field {name} expected to be string"))?
{
- "string" => row.push((
+ "string" => (
PgBuiltInOids::TEXTOID.oid(),
value
.as_str()
- .ok_or_else(|| anyhow!("expected {value} to be string"))?
- .into_datum(),
- )),
- "dict" | "list" => row.push((PgBuiltInOids::JSONBOID.oid(), JsonB(value.clone()).into_datum())),
- "int64" | "int32" | "int16" => row.push((
+ .map(IntoDatum::into_datum)
+ .ok_or_else(|| anyhow!("expected column {name} with {value} to be string")),
+ ),
+ "dict" | "list" => (PgBuiltInOids::JSONBOID.oid(), Ok(JsonB(value.clone()).into_datum())),
+ "int64" | "int32" | "int16" => (
PgBuiltInOids::INT8OID.oid(),
value
.as_i64()
- .ok_or_else(|| anyhow!("expected {value} to be i64"))?
- .into_datum(),
- )),
- "float64" | "float32" | "float16" => row.push((
+ .map(IntoDatum::into_datum)
+ .ok_or_else(|| anyhow!("expected column {name} with {value} to be i64")),
+ ),
+ "float64" | "float32" | "float16" => (
PgBuiltInOids::FLOAT8OID.oid(),
value
.as_f64()
- .ok_or_else(|| anyhow!("expected {value} to be f64"))?
- .into_datum(),
- )),
- "bool" => row.push((
+ .map(IntoDatum::into_datum)
+ .ok_or_else(|| anyhow!("expected column {name} with {value} to be f64")),
+ ),
+ "bool" => (
PgBuiltInOids::BOOLOID.oid(),
value
.as_bool()
- .ok_or_else(|| anyhow!("expected {value} to be bool"))?
- .into_datum(),
- )),
+ .map(IntoDatum::into_datum)
+ .ok_or_else(|| anyhow!("expected column {name} with {value} to be bool")),
+ ),
type_ => {
bail!("unhandled dataset value type while reading dataset: {value:?} {type_:?}")
}
+ };
+ match datum {
+ Ok(datum) => row.push((ty, datum)),
+ Err(e) => {
+ warning!("failed to convert dataset value to datum while reading dataset: {e}");
+ skip = true;
+ break;
+ }
}
}
- Spi::run_with_args(&insert, Some(row))?
+ if !skip {
+ Spi::run_with_args(&insert, Some(row))?
+ }
}
Ok(num_rows)
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