pub enum KeyColumnUsageFields {
ConstraintCatalog,
ConstraintSchema,
ConstraintName,
TableCatalog,
TableSchema,
TableName,
ColumnName,
OrdinalPosition,
PositionInUniqueConstraint,
}Available on crate features
postgres and query only.Expand description
Ref: https://www.postgresql.org/docs/13/infoschema-key-column-usage.html