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* Introduce `--flatten-schema` flag to convert, merge, and split commands. * Modify database writing functions to support flattened schema names. * Update template functions to handle schema.table naming convention. * Enhance PostgreSQL writer to utilize flattened schema in generated SQL. * Update tests to ensure compatibility with new flattening feature. * Dependencies updated for improved functionality.
12 lines
371 B
Cheetah
12 lines
371 B
Cheetah
DO $$
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BEGIN
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IF NOT EXISTS (
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SELECT 1 FROM information_schema.table_constraints
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WHERE table_schema = '{{.SchemaName}}'
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AND table_name = '{{.TableName}}'
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AND constraint_name = '{{.ConstraintName}}'
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) THEN
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ALTER TABLE {{qual_table .SchemaName .TableName}} ADD CONSTRAINT {{quote_ident .ConstraintName}} CHECK ({{.Expression}});
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END IF;
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END;
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$$; |