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fix(virtual_listing): signatures #2648

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Feb 15, 2024
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9 changes: 8 additions & 1 deletion crates/sqlbuiltins/src/functions/table/virtual_listing.rs
Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,13 @@ impl ConstBuiltinFunction for ListSchemas {
const DESCRIPTION: &'static str = "Lists schemas in a database";
const EXAMPLE: &'static str = "SELECT * FROM list_schemas('database')";
const FUNCTION_TYPE: FunctionType = FunctionType::TableReturning;
fn signature(&self) -> Option<Signature> {
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Some(Signature::uniform(
1,
vec![DataType::Utf8],
Volatility::Stable,
))
}
}

#[async_trait]
Expand Down Expand Up @@ -103,7 +110,7 @@ impl ConstBuiltinFunction for ListTables {
const FUNCTION_TYPE: FunctionType = FunctionType::TableReturning;
fn signature(&self) -> Option<Signature> {
Some(Signature::uniform(
3,
2,
vec![DataType::Utf8],
Volatility::Stable,
))
Expand Down
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