feat: adds support for user migration (#54)

* fixs

* udpdates thirdparty table column length

* updates CHANGELOG.md

* fix

* updates build.gradle

Author: jscyo

CHANGELOG.md

@@ -7,6 +7,16 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+## [2.0.0] - 2022-09-19
+
+- Updates the `third_party_user_id` column in the `thirdparty_users` table from `VARCHAR(128)` to `VARCHAR(256)` to resolve https://github.com/supertokens/supertokens-core/issues/306
+
+- Adds support for user migration
+  - Updates the `password_hash` column in the `emailpassword_users` table from `VARCHAR(128)` to `VARCHAR(256)` to support more types of password hashes.
+
+- For legacy users who are self hosting the SuperTokens core run the following command to update your database with the changes:
+`ALTER TABLE thirdparty_users ALTER COLUMN third_party_user_id TYPE VARCHAR(256); ALTER TABLE emailpassword_users ALTER COLUMN password_hash TYPE VARCHAR(256);` 
+
 ## [1.20.0] - 2022-08-18
 
 - Adds log level feature and compatibility with plugin interface 2.18

build.gradle

@@ -2,7 +2,7 @@ plugins {
     id 'java-library'
 }
 
-version = "1.20.0"
+version = "2.0.0"
 
 repositories {
     mavenCentral()

src/main/java/io/supertokens/storage/postgresql/queries/EmailPasswordQueries.java

@@ -49,7 +49,7 @@ static String getQueryToCreateUsersTable(Start start) {
                 + "user_id CHAR(36) NOT NULL,"
                 + "email VARCHAR(256) NOT NULL CONSTRAINT " +
                 Utils.getConstraintName(schema, emailPasswordUsersTable, "email", "key") + " UNIQUE,"
-                + "password_hash VARCHAR(128) NOT NULL," + "time_joined BIGINT NOT NULL,"
+                + "password_hash VARCHAR(256) NOT NULL," + "time_joined BIGINT NOT NULL,"
                 + "CONSTRAINT " + Utils.getConstraintName(schema, emailPasswordUsersTable, null, "pkey") +
                 " PRIMARY KEY (user_id));";
         // @formatter:on

src/main/java/io/supertokens/storage/postgresql/queries/ThirdPartyQueries.java

@@ -46,7 +46,7 @@ static String getQueryToCreateUsersTable(Start start) {
         // @formatter:off
         return "CREATE TABLE IF NOT EXISTS " + thirdPartyUsersTable + " ("
                 + "third_party_id VARCHAR(28) NOT NULL,"
-                + "third_party_user_id VARCHAR(128) NOT NULL,"
+                + "third_party_user_id VARCHAR(256) NOT NULL,"
                 + "user_id CHAR(36) NOT NULL CONSTRAINT " +
                 Utils.getConstraintName(schema, thirdPartyUsersTable, "user_id", "key") + " UNIQUE,"
                 + "email VARCHAR(256) NOT NULL,"