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mysql increment support sync_all_columns and append_new_columns #107

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mysql increment support sync_all_columns and append_new_columns #107

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7 changes: 7 additions & 0 deletions dbt/include/mysql/macros/materializations/incremental/incremental.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,9 @@
{% set existing_relation = load_relation(this) %}
{% set tmp_relation = make_temp_relation(this) %}

-- configs
{%- set on_schema_change = incremental_validate_on_schema_change(config.get('on_schema_change'), default='ignore') -%}

{{ run_hooks(pre_hooks, inside_transaction=False) }}

-- `BEGIN` happens here:
Expand All @@ -30,6 +33,10 @@
{% do adapter.expand_target_column_types(
from_relation=tmp_relation,
to_relation=target_relation) %}

{#-- Process schema changes. Returns dict of changes if successful. Use source columns for upserting/merging --#}
{% set dest_columns = process_schema_changes(on_schema_change, tmp_relation, existing_relation) %}

{% set build_sql = incremental_delete(tmp_relation, target_relation, unique_key=unique_key, statement_name="pre_main") %}
{% call statement("pre_main") %}
{{ build_sql }}
Expand Down