Add migration to v2

Signed-off-by: Nana-EC <nana.essilfie-conduah@hedera.com>

hedera-mirror-importer/src/main/resources/db/migration/v2/V2.0.0__time_scale_init.sql

@@ -86,7 +86,7 @@ create table if not exists entity
     auto_renew_account_id bigint,
     auto_renew_period     bigint,
     created_timestamp     bigint,
-    deleted               boolean default false not null,
+    deleted               boolean,
     expiration_timestamp  bigint,
     id                    bigint                not null,
     key                   bytea,

hedera-mirror-importer/src/main/resources/db/migration/v2/V2.0.5__upsert_support.sql

@@ -0,0 +1,47 @@
+-------------------
+-- Support upsert (insert and update from temp table) capabilities for updatable domains
+-------------------
+
+-- create getNewAccountFreezeStatus function
+-- if no freeze_key return NOT_APPLICABLE (0), else return FROZEN (1) or UNFROZEN (2) based on if freeze_default is true
+create or replace function getNewAccountFreezeStatus(tokenId bigint) returns smallint as
+$$
+declare
+    key           bytea;
+    freezeDefault boolean;
+    status        smallint;
+begin
+    select into freezeDefault, key freeze_default, freeze_key from token where token_id = tokenId;
+    if key is null then
+        status := 0;
+    else
+        if freezeDefault then
+            status := 1;
+        else
+            status := 2;
+        end if;
+    end if;
+
+    return status;
+end
+$$ language plpgsql;
+
+
+-- create getNewAccountKycStatus function - takes tokenId and gives KycStatus default
+-- if no key_key return NOT_APPLICABLE (0), else return REVOKED (2)
+create or replace function getNewAccountKycStatus(tokenId bigint) returns smallint as
+$$
+declare
+    key    bytea;
+    status smallint;
+begin
+    select into key kyc_key from token where token_id = tokenId;
+    if key is null then
+        status := 0;
+    else
+        status := 2;
+    end if;
+
+    return status;
+end
+$$ language plpgsql;