26 lines
633 B
SQL
26 lines
633 B
SQL
-- Convert request_type and request_category columns to enums
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-- create enum types
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create type request_type as enum (
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'Install',
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'Repair',
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'Upgrade',
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'Replace',
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'Other'
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);
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create type request_category as enum (
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'Software',
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'Hardware',
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'Network'
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);
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-- alter existing columns to use the enum types
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alter table tasks
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alter column request_type type request_type using (
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case when request_type is null then null else request_type::request_type end
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),
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alter column request_category type request_category using (
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case when request_category is null then null else request_category::request_category end
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);
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