.map_or(snapshot::NULL_CATEGORY_KEY.to_string(), |k| k.to_string())

pgrx_pg_sys::NUMERICOID =>{

let element:Result<Option<AnyNumeric>,TryFromDatumError> = tuple.get_by_index(index);

let element:Result<Option<AnyNumeric>,TryFromDatumError> =

tuple.get_by_index(index);

element

.map_or(snapshot::NULL_CATEGORY_KEY.to_string(), |k| k.to_string())

features.push(element.unwrap().map_or(f32::NAN, |v| vasf32));

pgrx_pg_sys::NUMERICOID =>{

let element:Result<Option<AnyNumeric>,TryFromDatumError> = tuple.get_by_index(index);

let element:Result<Option<AnyNumeric>,TryFromDatumError> =

tuple.get_by_index(index);

features.push(element.unwrap().map_or(f32::NAN, |v| v.try_into().unwrap()));

.map(|c| c.quoted_name())

.collect::<Vec<String>>()

.join(", "),

matchself.materialized{

true =>"",

"int8" => row[column.position].value::<i64>().unwrap().map(|v| v.to_string()),

"float4" => row[column.position].value::<f32>().unwrap().map(|v| v.to_string()),

"float8" => row[column.position].value::<f64>().unwrap().map(|v| v.to_string()),

"numeric" => row[column.position].value::<AnyNumeric>().unwrap().map(|v| v.to_string()),

"numeric" => row[column.position]

.map(|v| v.to_string()),

"bpchar" |"text" |"varchar" =>{

row[column.position].value::<String>().unwrap().map(|v| v.to_string())

check_column_size(column, vec.len());

for jin vec{

vector.push(j.rescale::<6,0>().unwrap().try_into().unwrap())

vector.push(j.rescale::<6,0>().unwrap().try_into().unwrap())

_ =>error!(

"int8" => row[column.position].value::<i64>().unwrap().map(|v| vasf32),

"float4" => row[column.position].value::<f32>().unwrap(),

"float8" => row[column.position].value::<f64>().unwrap().map(|v| vasf32),

"numeric" => row[column.position].value::<AnyNumeric>().unwrap().map(|v| v.rescale::<6,0>().unwrap().try_into().unwrap()),

"numeric" => row[column.position]

.map(|v| v.rescale::<6,0>().unwrap().try_into().unwrap()),

_ =>error!(

column.name, column.pg_type

false =>self.relation_name.clone(),

fnrelation_name_quoted(&self) ->String{

true =>self.snapshot_name(),// Snapshot name is already safe.

false =>{

let(schema_name, table_name) =Self::fully_qualified_table(&self.relation_name);

format!("\"{}\".\"{}\"", schema_name, table_name)