Consolidate migrations into single migration

This change consolidates the migrations to remove the complexity of
adding new tables and migrating data.

Signed-off-by: Peter Schwarz <[email protected]>

libtransact/src/state/merkle/sql/migration/postgres/migrations/2021-06-30-121000-initialize-tables/down.sql → libtransact/src/state/merkle/sql/migration/postgres/migrations/2021-09-09-121000-initialize-tables/down.sql

@@ -13,8 +13,8 @@
 -- limitations under the License.
 -- -----------------------------------------------------------------------------
 
-DROP TABLE IF EXISTS merkle_radix_state_root_leaf_index;
-DROP TABLE IF EXISTS merkle_radix_state_root;
+DROP TABLE IF EXISTS merkle_radix_change_log_addition;
+DROP TABLE IF EXISTS merkle_radix_change_log_deletion;
 DROP TABLE IF EXISTS merkle_radix_tree_node;
 DROP TABLE IF EXISTS merkle_radix_leaf;
 DROP TABLE IF EXISTS merkle_radix_tree;

libtransact/src/state/merkle/sql/migration/postgres/migrations/2021-07-29-105100-change-log/up.sql → libtransact/src/state/merkle/sql/migration/postgres/migrations/2021-09-09-121000-initialize-tables/up.sql

@@ -13,6 +13,32 @@
 -- limitations under the License.
 -- -----------------------------------------------------------------------------
 
+CREATE TABLE IF NOT EXISTS merkle_radix_tree (
+    id BIGSERIAL PRIMARY KEY,
+    name VARCHAR(512),
+    UNIQUE(name)
+);
+
+INSERT INTO merkle_radix_tree (name) VALUES ('default');
+
+CREATE TABLE IF NOT EXISTS merkle_radix_leaf (
+    id BIGSERIAL PRIMARY KEY,
+    tree_id BIGINT NOT NULL,
+    address VARCHAR(70) NOT NULL,
+    data BYTEA,
+    FOREIGN KEY(tree_id) REFERENCES merkle_radix_tree (id)
+);
+
+CREATE TABLE IF NOT EXISTS merkle_radix_tree_node (
+    hash VARCHAR(64) NOT NULL,
+    tree_id BIGINT NOT NULL,
+    leaf_id BIGINT,
+    children VARCHAR(64)[],
+    PRIMARY KEY (hash, tree_id),
+    FOREIGN KEY(tree_id) REFERENCES merkle_radix_tree(id),
+    FOREIGN KEY(leaf_id) REFERENCES merkle_radix_leaf(id)
+);
+
 create TABLE IF NOT EXISTS merkle_radix_change_log_addition (
     id BIGSERIAL PRIMARY KEY,
     tree_id BIGINT NOT NULL,

libtransact/src/state/merkle/sql/migration/postgres/migrations/2021-07-29-105100-change-log/down.sql → libtransact/src/state/merkle/sql/migration/sqlite/migrations/2021-09-09-121000-initialize-tables/down.sql

@@ -15,3 +15,6 @@
 
 DROP TABLE IF EXISTS merkle_radix_change_log_addition;
 DROP TABLE IF EXISTS merkle_radix_change_log_deletion;
+DROP TABLE IF EXISTS merkle_radix_tree_node;
+DROP TABLE IF EXISTS merkle_radix_leaf;
+DROP TABLE IF EXISTS merkle_radix_tree;