fix(nocodb): blank logic on lookup columns

packages/nocodb/src/lib/db/sql-data-mapper/lib/sql/conditionV2.ts

@@ -633,6 +633,15 @@ async function generateLookupCondition(
 
       qb.select(`${alias}.${childColumn.column_name}`);
 
+      if (filter.comparison_op === 'blank') {
+        return (qbP: Knex.QueryBuilder) => {
+          qbP.whereNotIn(childColumn.column_name, qb);
+        };
+      } else if (filter.comparison_op === 'notblank') {
+        return (qbP: Knex.QueryBuilder) => {
+          qbP.whereIn(childColumn.column_name, qb);
+        };
+      } else {
         await nestedConditionJoin(
           {
             ...filter,
@@ -646,6 +655,7 @@ async function generateLookupCondition(
           alias,
           aliasCount
         );
+      }
 
       return (qbP: Knex.QueryBuilder) => {
         if (filter.comparison_op in negatedMapping)
@@ -656,6 +666,15 @@ async function generateLookupCondition(
       qb = knex(`${parentModel.table_name} as ${alias}`);
       qb.select(`${alias}.${parentColumn.column_name}`);
 
+      if (filter.comparison_op === 'blank') {
+        return (qbP: Knex.QueryBuilder) => {
+          qbP.whereNotIn(childColumn.column_name, qb);
+        };
+      } else if (filter.comparison_op === 'notblank') {
+        return (qbP: Knex.QueryBuilder) => {
+          qbP.whereIn(childColumn.column_name, qb);
+        };
+      } else {
         await nestedConditionJoin(
           {
             ...filter,
@@ -669,6 +688,7 @@ async function generateLookupCondition(
           alias,
           aliasCount
         );
+      }
 
       return (qbP: Knex.QueryBuilder) => {
         if (filter.comparison_op in negatedMapping)
@@ -690,6 +710,15 @@ async function generateLookupCondition(
           `${childAlias}.${parentColumn.column_name}`
         );
 
+      if (filter.comparison_op === 'blank') {
+        return (qbP: Knex.QueryBuilder) => {
+          qbP.whereNotIn(childColumn.column_name, qb);
+        };
+      } else if (filter.comparison_op === 'notblank') {
+        return (qbP: Knex.QueryBuilder) => {
+          qbP.whereIn(childColumn.column_name, qb);
+        };
+      } else {
         await nestedConditionJoin(
           {
             ...filter,
@@ -703,6 +732,7 @@ async function generateLookupCondition(
           childAlias,
           aliasCount
         );
+      }
 
       return (qbP: Knex.QueryBuilder) => {
         if (filter.comparison_op in negatedMapping)