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feat(kb): support knowledge base file related api (#23)
Because user should be able to add files into knowledge base. This commit add file related APIs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,3 @@ | ||
| DROP TABLE knowledge_base; | ||
| BEGIN; | ||
| DROP TABLE knowledge_base; | ||
| COMMIT; |
5 changes: 5 additions & 0 deletions
5
pkg/db/migration/000003_re_create_knowledge_base_tables.down.sql
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| BEGIN; | ||
| -- Drop the table knowledge_base_files | ||
| DROP TABLE IF EXISTS knowledge_base; | ||
|
|
||
| COMMIT; |
33 changes: 33 additions & 0 deletions
33
pkg/db/migration/000003_re_create_knowledge_base_tables.up.sql
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| BEGIN; | ||
| -- Drop the existing table if exists to avoid conflicts | ||
| DROP TABLE IF EXISTS knowledge_base; | ||
| -- Create the new knowledge_base table | ||
| CREATE TABLE knowledge_base ( | ||
| uid UUID PRIMARY KEY NOT NULL DEFAULT gen_random_uuid(), | ||
| id VARCHAR(255) NOT NULL, | ||
| name VARCHAR(255) NOT NULL, | ||
| description VARCHAR(1023), | ||
| tags VARCHAR(255) [], | ||
| owner UUID NOT NULL, | ||
| create_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, | ||
| update_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, | ||
| delete_time TIMESTAMP | ||
| ); | ||
| -- Add the index | ||
| CREATE UNIQUE INDEX idx_unique_owner_name_delete_time ON knowledge_base (owner, name) | ||
| WHERE delete_time IS NULL; | ||
| CREATE UNIQUE INDEX unique_owner_id_delete_time ON knowledge_base (owner, id) | ||
| WHERE delete_time IS NULL; | ||
|
|
||
| -- Comments for the table and columns | ||
| COMMENT ON TABLE knowledge_base IS 'Table to store knowledge base information'; | ||
| COMMENT ON COLUMN knowledge_base.uid IS 'Primary key, auto-generated UUID'; | ||
| COMMENT ON COLUMN knowledge_base.id IS 'Unique identifier from name for the knowledge base, up to 255 characters created from name'; | ||
| COMMENT ON COLUMN knowledge_base.name IS 'Name of the knowledge base, up to 255 characters'; | ||
| COMMENT ON COLUMN knowledge_base.description IS 'Description of the knowledge base, up to 1023 characters'; | ||
| COMMENT ON COLUMN knowledge_base.tags IS 'Array of tags associated with the knowledge base'; | ||
| COMMENT ON COLUMN knowledge_base.owner IS 'Owner of the knowledge base. It is a UUID referencing the owner table(uid field).'; | ||
| COMMENT ON COLUMN knowledge_base.create_time IS 'Timestamp when the entry was created, stored in UTC'; | ||
| COMMENT ON COLUMN knowledge_base.update_time IS 'Timestamp of the last update, stored in UTC'; | ||
| COMMENT ON COLUMN knowledge_base.delete_time IS 'Timestamp when the entry was marked as deleted, stored in UTC'; | ||
| COMMIT; |
5 changes: 5 additions & 0 deletions
5
pkg/db/migration/000004_create_knowledge_base_file_tables.down.sql
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| BEGIN; | ||
| -- Drop the table knowledge_base_files | ||
| DROP TABLE IF EXISTS knowledge_base_files; | ||
|
|
||
| COMMIT; |
37 changes: 37 additions & 0 deletions
37
pkg/db/migration/000004_create_knowledge_base_file_tables.up.sql
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| BEGIN; | ||
| -- Create the table knowledge_base_files | ||
| CREATE TABLE knowledge_base_file ( | ||
| uid UUID PRIMARY KEY DEFAULT gen_random_uuid(), | ||
| owner UUID NOT NULL, | ||
| kb_uid UUID NOT NULL, | ||
| creator_uid UUID NOT NULL, | ||
| name VARCHAR(255) NOT NULL, | ||
| type VARCHAR(100) NOT NULL, | ||
| destination VARCHAR(255) NOT NULL, | ||
| process_status VARCHAR(100) NOT NULL, | ||
| extra_meta_data JSONB, | ||
| content BYTEA, | ||
| create_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, | ||
| update_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, | ||
| delete_time TIMESTAMP | ||
| ); | ||
|
|
||
| -- Add the unique index on (kb_uid, name) | ||
| CREATE UNIQUE INDEX idx_unique_kb_uid_name_delete_time ON knowledge_base_file (kb_uid, name) | ||
| WHERE delete_time IS NULL; | ||
|
|
||
| -- Comments for the table and columns | ||
| COMMENT ON TABLE knowledge_base_file IS 'Table to store knowledge base files with metadata'; | ||
| COMMENT ON COLUMN knowledge_base_file.uid IS 'Unique identifier for the file'; | ||
| COMMENT ON COLUMN knowledge_base_file.create_time IS 'Timestamp when the record was created'; | ||
| COMMENT ON COLUMN knowledge_base_file.update_time IS 'Timestamp when the record was last updated'; | ||
| COMMENT ON COLUMN knowledge_base_file.delete_time IS 'Timestamp when the record was deleted (soft delete)'; | ||
| COMMENT ON COLUMN knowledge_base_file.owner IS 'Owner of the file, references owner table''s uid field'; | ||
| COMMENT ON COLUMN knowledge_base_file.kb_uid IS 'Knowledge base unique identifier, references knowledge base table''s uid field'; | ||
| COMMENT ON COLUMN knowledge_base_file.creator_uid IS 'Creator unique identifier, references owner table''s uid field'; | ||
| COMMENT ON COLUMN knowledge_base_file.name IS 'Name of the file'; | ||
| COMMENT ON COLUMN knowledge_base_file.process_status IS 'Processing status of the file'; | ||
| COMMENT ON COLUMN knowledge_base_file.extra_meta_data IS 'Extra metadata in JSON format, e.g., word count, image count'; | ||
| COMMENT ON COLUMN knowledge_base_file.content IS 'File content stored as byte array'; | ||
|
|
||
| COMMIT; |
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