Expand description
Utilities to adapt readers with different schema.
Structsยง
- Flat
Compat ๐Batch - A helper struct to adapt schema of the batch to an expected schema.
- Flat
Compat ๐Primary Key - Helper to make primary key compatible for flat format.
- Flat
Rewrite ๐Primary Key - Helper to rewrite primary key to another encoding for flat format.
Enumsยง
- Index
OrDefault ๐ - Index in source batch or a default value to fill a column.
Functionsยง
- has_
same_ ๐columns_ and_ pk_ encoding - Returns true if
leftandrighthave same columns and primary key encoding. - is_
primary_ ๐key_ same - Returns true if the actual primary keys is the same as expected.
- repeat_
vector ๐ - Repeats the vector value
to_lentimes.