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Make union relations case agnostic for include + column_override #1018

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Make union relations case agnostic for include + column_override #1018

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10 changes: 9 additions & 1 deletion macros/sql/union.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,14 @@
{% endif -%}

{%- set column_override = column_override if column_override is not none else {} -%}

{# Convert column_override keys to lowercase #}
{%- set lowercase_column_override = {} -%}
{%- if column_override is not none -%}
{%- for col, type in column_override.items() -%}
{%- do lowercase_column_override.update({col | lower: type | lower}) -%}
{%- endfor -%}
{%- endif -%}

{%- set relation_columns = {} -%}
{%- set column_superset = {} -%}
Expand Down Expand Up @@ -106,7 +114,7 @@
{% for col_name in ordered_column_names -%}

{%- set col = column_superset[col_name] %}
{%- set col_type = column_override.get(col.column, col.data_type) %}
{%- set col_type = lowercase_column_override.get(col.column | lower, col.data_type) %}
{%- set col_name = adapter.quote(col_name) if col_name in relation_columns[relation] else 'null' %}
cast({{ col_name }} as {{ col_type }}) as {{ col.quoted }} {% if not loop.last %},{% endif -%}

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