Module utils

Source

Structsยง

AliasLayer ๐Ÿ”’

Functionsยง

aliased_columns_for
Return all the aliased columns(at aliased node) for the given original columns(at original node)
aliased_columns_for_inner ๐Ÿ”’
get_alias_layer_from_exprs ๐Ÿ”’
get_alias_layer_from_node ๐Ÿ”’
Return a mapping of original column to all the aliased columns in current node of the plan
get_alias_original_column ๐Ÿ”’
original_column_for
Return all the original columns(at original node) for the given aliased columns at the aliased node
original_column_for_inner ๐Ÿ”’

Type Aliasesยง

AliasMapping
Mapping of original column in table to all the alias at current node