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Add column word_form_example_texts.pos

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Alex Kotov 2023-02-20 12:48:00 +04:00
parent bbc272d5ef
commit b09972a08c
Signed by: kotovalexarian
GPG key ID: 553C0EBBEB5D5F08
4 changed files with 14 additions and 0 deletions
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20230220084107_word_form_example_texts_pos.down.sql Normal file
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ALTER TABLE word_form_example_texts DROP COLUMN pos;

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20230220084107_word_form_example_texts_pos.up.sql Normal file
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ALTER TABLE word_form_example_texts ADD COLUMN pos INTEGER;

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20230220084415_word_form_example_texts_validate.down.sql Normal file
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BEGIN;
ALTER TABLE word_form_example_texts ALTER COLUMN pos DROP NOT NULL;
ALTER TABLE word_form_example_texts DROP CONSTRAINT pos_is_not_negative;
DROP INDEX word_form_example_texts_pos;
COMMIT;

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20230220084415_word_form_example_texts_validate.up.sql Normal file
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BEGIN;
ALTER TABLE word_form_example_texts ALTER COLUMN pos SET NOT NULL;
ALTER TABLE word_form_example_texts ADD CONSTRAINT pos_is_not_negative
CHECK (pos >= 0);
CREATE UNIQUE INDEX word_form_example_texts_pos
ON word_form_example_texts (example_text_id, pos);
COMMIT;