diff options
Diffstat (limited to 'database/schema.sql')
| -rw-r--r-- | database/schema.sql | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/database/schema.sql b/database/schema.sql index 7f0d5879..89ba841e 100644 --- a/database/schema.sql +++ b/database/schema.sql @@ -63,7 +63,7 @@ INSERT INTO authorization_levels (level) VALUES ('VIEW'); * - DD is the two-digit day of the month (1-31) * - HH is the two-digit hours part (0-23) * - MM is the two-digit minutes part (0-59) -* - SS is the two-digit secodns part (0-59) +* - SS is the two-digit seconds part (0-59) */ -- Simulation @@ -180,13 +180,24 @@ CREATE TABLE tasks ( start_tick INTEGER NOT NULL CHECK (start_tick >= 0), total_flop_count INTEGER NOT NULL, job_id INTEGER NOT NULL, - task_dependency_id INTEGER NULL, parallelizability VARCHAR(50) NOT NULL, FOREIGN KEY (job_id) REFERENCES jobs (id) ON DELETE CASCADE + ON UPDATE CASCADE +); + +-- A dependency between two tasks. +DROP TABLE IF EXISTS task_dependencies; +CREATE TABLE task_dependencies ( + first_task_id INTEGER NOT NULL, + second_task_id INTEGER NOT NULL, + + PRIMARY KEY (first_task_id, second_task_id), + FOREIGN KEY (first_task_id) REFERENCES tasks (id) + ON DELETE CASCADE ON UPDATE CASCADE, - FOREIGN KEY (task_dependency_id) REFERENCES tasks (id) + FOREIGN KEY (second_task_id) REFERENCES tasks (id) ON DELETE CASCADE ON UPDATE CASCADE ); @@ -318,8 +329,9 @@ DELIMITER // -- and tiles in a room are connected. DROP TRIGGER IF EXISTS before_insert_tiles_check_existence; CREATE TRIGGER before_insert_tiles_check_existence -BEFORE INSERT ON tiles -FOR EACH ROW + BEFORE INSERT + ON tiles + FOR EACH ROW BEGIN -- checking tile overlap -- a tile already exists such that.. @@ -416,8 +428,9 @@ DELIMITER // -- Make sure objects are added to tiles in rooms they're allowed to be in. DROP TRIGGER IF EXISTS before_update_tiles; CREATE TRIGGER before_update_tiles -BEFORE UPDATE ON tiles -FOR EACH ROW + BEFORE UPDATE + ON tiles + FOR EACH ROW BEGIN IF ((NEW.object_id IS NOT NULL) AND ( @@ -543,8 +556,9 @@ DELIMITER // -- Make sure a machine is not inserted at a position that does not exist for its rack. DROP TRIGGER IF EXISTS before_insert_machine; CREATE TRIGGER before_insert_machine -BEFORE INSERT ON machines -FOR EACH ROW + BEFORE INSERT + ON machines + FOR EACH ROW BEGIN IF ( NEW.position > (SELECT capacity |