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CREATE TABLE IF NOT EXISTS RELATION_TYPE
(
RELATION_TYPE TEXT NOT NULL,
ID SERIAL PRIMARY KEY
);
CREATE TABLE IF NOT EXISTS DATASPACE
(
ID SERIAL PRIMARY KEY,
NAME TEXT NOT NULL,
CONSTRAINT "UQ_NAME" UNIQUE (NAME)
);
CREATE TABLE IF NOT EXISTS SCHEMA_NODE
(
SCHEMA_NODE_IDENTIFIER TEXT NOT NULL,
ID SERIAL PRIMARY KEY
);
CREATE TABLE IF NOT EXISTS MODULE
(
NAMESPACE TEXT NOT NULL,
REVISION TEXT NOT NULL,
MODULE_CONTENT TEXT NOT NULL,
DATASPACE_ID BIGINT NOT NULL,
ID SERIAL PRIMARY KEY,
UNIQUE (DATASPACE_ID, NAMESPACE, REVISION),
CONSTRAINT module_dataspace FOREIGN KEY (DATASPACE_ID) REFERENCES DATASPACE (id) ON UPDATE CASCADE ON DELETE CASCADE
);
CREATE TABLE IF NOT EXISTS FRAGMENT
(
ID BIGSERIAL PRIMARY KEY,
XPATH TEXT NOT NULL,
DATASPACE_ID INTEGER NOT NULL REFERENCES DATASPACE(ID),
ATTRIBUTES JSONB,
ANCHOR_ID BIGINT REFERENCES FRAGMENT(ID),
PARENT_ID BIGINT REFERENCES FRAGMENT(ID),
MODULE_ID INTEGER REFERENCES MODULE(ID),
SCHEMA_NODE_ID INTEGER REFERENCES SCHEMA_NODE(ID)
);
CREATE TABLE IF NOT EXISTS RELATION
(
FROM_FRAGMENT_ID BIGINT NOT NULL REFERENCES FRAGMENT(ID),
TO_FRAGMENT_ID BIGINT NOT NULL REFERENCES FRAGMENT(ID),
RELATION_TYPE_ID INTEGER NOT NULL REFERENCES RELATION_TYPE(ID),
FROM_REL_XPATH TEXT NOT NULL,
TO_REL_XPATH TEXT NOT NULL,
CONSTRAINT RELATION_PKEY PRIMARY KEY (TO_FRAGMENT_ID, FROM_FRAGMENT_ID, RELATION_TYPE_ID)
);
CREATE INDEX IF NOT EXISTS "FKI_FRAGMENT_DATASPACE_ID_FK" ON FRAGMENT USING BTREE(DATASPACE_ID) ;
CREATE INDEX IF NOT EXISTS "FKI_FRAGMENT_MODULE_ID_FK" ON FRAGMENT USING BTREE(MODULE_ID) ;
CREATE INDEX IF NOT EXISTS "FKI_FRAGMENT_PARENT_ID_FK" ON FRAGMENT USING BTREE(PARENT_ID) ;
CREATE INDEX IF NOT EXISTS "FKI_FRAGMENT_ANCHOR_ID_FK" ON FRAGMENT USING BTREE(ANCHOR_ID) ;
CREATE INDEX IF NOT EXISTS "PERF_SCHEMA_NODE_SCHEMA_NODE_ID" ON SCHEMA_NODE USING BTREE(SCHEMA_NODE_IDENTIFIER) ;
CREATE INDEX IF NOT EXISTS "FKI_SCHEMA_NODE_ID_TO_ID" ON FRAGMENT USING BTREE(SCHEMA_NODE_ID) ;
CREATE INDEX IF NOT EXISTS "FKI_RELATION_TYPE_ID_FK" ON RELATION USING BTREE(RELATION_TYPE_ID);
CREATE INDEX IF NOT EXISTS "FKI_RELATIONS_FROM_ID_FK" ON RELATION USING BTREE(FROM_FRAGMENT_ID);
CREATE INDEX IF NOT EXISTS "FKI_RELATIONS_TO_ID_FK" ON RELATION USING BTREE(TO_FRAGMENT_ID);
CREATE INDEX IF NOT EXISTS "PERF_MODULE_MODULE_CONTENT" ON MODULE USING BTREE(MODULE_CONTENT);
CREATE UNIQUE INDEX IF NOT EXISTS "UQ_FRAGMENT_XPATH"ON FRAGMENT USING btree(xpath COLLATE pg_catalog."default" text_pattern_ops, dataspace_id);
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