Improve indices

Author: TheLoneRonin

bin/index.create.sh

@@ -24,10 +24,11 @@ CREATE INDEX "index_domain_transactions" ON transactions USING BTREE ("domain");
 CREATE INDEX "index_app_transactions" ON transactions USING BTREE ("app");
 CREATE INDEX "index_App-Name_transactions" ON transactions USING BTREE ("App-Name");
 
-CREATE INDEX  "tags_name" ON tags USING BTREE ("name");
-CREATE INDEX  "tags_value" ON tags USING BTREE ("value");
-CREATE INDEX  "tags_name_value" ON tags USING BTREE ("name", "value");
-CREATE INDEX  "tags_tx_id_name" ON tags USING BTREE ("tx_id", "name");
+CREATE INDEX "tags_name" ON tags USING BTREE ("name") WHERE LENGTH("name") < 64;
+CREATE INDEX "tags_value" ON tags USING BTREE ("value") WHERE LENGTH("value") < 64;
+CREATE INDEX "tags_name_value" ON tags USING BTREE ("name", "value") WHERE LENGTH("name") < 64 AND LENGTH("value") < 64;
+CREATE INDEX "tags_tx_id_name" ON tags USING BTREE ("tx_id", "name") WHERE LENGTH("name") < 64;
+CREATE INDEX "tags_tx_id" ON tags USING BTREE ("tx_id");
 
 EOF
 

bin/index.drop.sh

@@ -10,6 +10,7 @@ DROP INDEX "tags_name";
 DROP INDEX "tags_value";
 DROP INDEX "tags_name_value";
 DROP INDEX "tags_tx_id_name";
+DROP INDEX "tags_tx_id";
 
 DROP INDEX "index_App-Name_transactions";
 DROP INDEX "index_app_transactions";

migrations/20200404025828_initialize.ts

@@ -62,6 +62,7 @@ export async function up(knex: Knex) {
         table.index(['name'], 'tags_name', 'BTREE');
         table.index(['value'], 'tags_value', 'BTREE');
         table.index(['name', 'value'], 'tags_name_value', 'BTREE');
+        table.index(['tx_id'], 'tags_tx_id', 'BTREE');
       });
 }