diff --git a/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue b/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue
index 3954e52e19..d51ce3fca7 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue
@@ -1,7 +1,7 @@
 <template>
   <v-card min-width="300px" max-width="400px" max-height="95vh" style="overflow: auto"
           class="elevation-0 card">
-    <v-form v-model="valid">
+    <v-form ref="form" v-model="valid">
       <v-container fluid @click.stop.prevent>
         <v-row>
           <v-col cols="12" class="d-flex pb-0">
@@ -370,6 +370,9 @@ export default {
       this.newColumn = {};
     },
     async save() {
+      if (!this.$refs.form.validate()) {
+        return;
+      }
       try {
 
         if (this.newColumn.uidt === 'Formula') {
diff --git a/packages/nc-gui/components/project/spreadsheet/components/editColumn/linkedToAnotherOptions.vue b/packages/nc-gui/components/project/spreadsheet/components/editColumn/linkedToAnotherOptions.vue
index 0efb560a37..33a1ff6981 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/editColumn/linkedToAnotherOptions.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/editColumn/linkedToAnotherOptions.vue
@@ -3,7 +3,7 @@
     <v-container fluid class="wrapper mb-3">
       <v-row>
         <v-col>
-          <v-radio-group row hide-details dense v-model="type" class="pt-0 mt-0">
+          <v-radio-group row hide-details dense v-model="type" @change="$refs.input.validate()" class="pt-0 mt-0">
             <v-radio value="hm" label="Has Many"></v-radio>
             <v-radio value="mm" label="Many To Many"></v-radio>
             <v-radio disabled value="oo" label="One To One"></v-radio>
@@ -16,7 +16,7 @@
       <v-row>
         <v-col cols="12">
           <v-autocomplete
-            validate-on-blur
+            ref="input"
             outlined
             class="caption"
             hide-details="auto"
@@ -136,11 +136,19 @@ export default {
   },
   computed: {
     tableRules() {
-      return []
-      // this.meta ? [
-      //   v => this.type !== 'mm' || !this.meta.manyToMany.some(mm => mm.tn === v && mm.rtn === this.meta.tn || mm.rtn === v && mm.tn === this.meta.tn) || 'Duplicate relation is not allowed at the moment',
-      //   v => this.type !== 'hm' || !this.meta.hasMany.some(hm => hm.tn === v) || 'Duplicate relation is not allowed at the moment'
-      // ] : []
+      return [
+        v => !!v || 'Required',
+        v => {
+          if (this.type === 'mm')
+            return !(this.meta.manyToMany || [])
+                .some(mm => mm.tn === v && mm.rtn === this.meta.tn || mm.rtn === v && mm.tn === this.meta.tn)
+              || 'Duplicate relation is not allowed at the moment';
+          if (this.type === 'hm')
+            return !(this.meta.hasMany || [])
+                .some(hm => hm.tn === v)
+              || 'Duplicate relation is not allowed at the moment';
+        },
+      ]
     }
   },
   methods: {
diff --git a/packages/nc-gui/components/project/spreadsheet/components/editVirtualColumn.vue b/packages/nc-gui/components/project/spreadsheet/components/editVirtualColumn.vue
index 493d8d1c93..1e8543322a 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/editVirtualColumn.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/editVirtualColumn.vue
@@ -8,7 +8,7 @@
 
             <v-spacer></v-spacer>
             <v-btn x-small outlined @click="close">Cancel</v-btn>
-            <v-btn x-small color="primary" @click="save" :disabled="!valid">Save</v-btn>
+            <v-btn x-small color="primary" @click="comingSoon" :disabled="!valid">Save</v-btn>
           </v-col>
           <v-col cols="12">
             <v-text-field
@@ -52,7 +52,7 @@ export default {
   },
   methods: {
     close() {
-      this.$emit('close');
+      this.$emit('input', false);
       this.newColumn = {};
     },
     async save() {
diff --git a/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue b/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue
index b5dc2601b4..50d413c3db 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue
@@ -1,6 +1,5 @@
 <template>
   <v-card width="1000" max-width="100%">
-
     <v-toolbar height="55" class="elevation-1">
       <div class="d-100 d-flex ">
         <h5 class="title text-center">
@@ -69,6 +68,7 @@
 
                   </label>
                   <virtual-cell
+                    ref="virtual"
                     v-if="col.virtual"
                     :disabledColumns="disabledColumns"
                     :column="col"
@@ -81,7 +81,7 @@
                     :is-new="isNew"
                     :is-form="true"
                     @updateCol="updateCol"
-                    @newRecordsSaved="$listeners.loadTableData"
+                    @newRecordsSaved="$listeners.loadTableData || (() => {})"
                   ></virtual-cell>
 
                   <div
@@ -312,7 +312,15 @@ export default {
 
         if (this.isNew) {
           const data = await this.api.insert(updatedObj);
-          Object.assign(this.localState, data)
+          this.localState = {...this.localState, ...data};
+
+          // save hasmany and manytomany relations from local state
+          if (this.$refs.virtual && Array.isArray(this.$refs.virtual)) {
+            for (const vcell of this.$refs.virtual) {
+              if (vcell.save) await vcell.save(this.localState);
+            }
+          }
+
           await this.reload();
         } else {
           if (Object.keys(updatedObj).length) {
@@ -326,6 +334,7 @@ export default {
         this.$emit('update:oldRow', {...this.localState})
         this.changedColumns = {};
         this.$emit('input', this.localState);
+        this.$emit('update:isNew', false);
 
         this.$toast.success(`${this.localState[this.primaryValueColumn]} updated successfully.`, {
           position: 'bottom-right'
@@ -339,7 +348,8 @@ export default {
       const where = this.meta.columns.filter((c) => c.pk).map(c => `(${c._cn},eq,${this.localState[c._cn]})`).join('~and');
       this.$set(this, 'changedColumns', {});
       // this.localState = await this.api.read(id);
-      this.localState = (await this.api.list({...(this.queryParams || {}), where}) || [{}])[0] || this.localState;
+      const data = await this.api.list({...(this.queryParams || {}), where}) || [{}];
+      this.localState = data[0] || this.localState;
       if (!this.isNew && this.toggleDrawer) {
         this.getAuditsAndComments()
       }
diff --git a/packages/nc-gui/components/project/spreadsheet/components/headerCell.vue b/packages/nc-gui/components/project/spreadsheet/components/headerCell.vue
index b7a8f45beb..1fd957f268 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/headerCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/headerCell.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="d-flex align-center">
+  <div class="d-flex align-center d-100">
 
 
     <v-icon v-if="column.pk" color="warning" x-small class="mr-1">mdi-key-variant</v-icon>
@@ -18,7 +18,7 @@
     <v-icon color="grey" class="" v-else-if="isString">mdi-alpha-a</v-icon>
     <v-icon color="grey" small class="mr-1" v-else-if="isTextArea">mdi-card-text-outline</v-icon>
 
-    {{ value }}
+    <span class="name" :title="value">{{ value }}</span>
 
     <span v-if="column.rqd" class="error--text text--lighten-1">&nbsp;*</span>
 
@@ -159,7 +159,11 @@ export default {
 </script>
 
 <style scoped>
-
+.name{
+  max-width: calc(100% - 40px);
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
 </style>
 <!--
 /**
diff --git a/packages/nc-gui/components/project/spreadsheet/components/virtualCell.vue b/packages/nc-gui/components/project/spreadsheet/components/virtualCell.vue
index fcca57e43a..872310f7df 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualCell.vue
@@ -2,6 +2,7 @@
   <div>
     <v-lazy>
       <has-many-cell
+        ref="cell"
         v-if="hm"
         :row="row"
         :value="row[`${hm._tn}List`]"
@@ -15,6 +16,7 @@
         v-on="$listeners"
       />
       <many-to-many-cell
+        ref="cell"
         v-else-if="mm"
         :row="row"
         :value="row[`${mm._rtn}MMList`]"
@@ -29,6 +31,7 @@
         v-on="$listeners"
       />
       <belongs-to-cell
+        ref="cell"
         :disabled-columns="disabledColumns"
         v-else-if="bt"
         :active="active"
@@ -89,6 +92,16 @@ export default {
     mm() {
       return this.column && this.column.mm;
     }
+  },
+  methods: {
+    async save(row) {
+      if (row && this.$refs.cell && this.$refs.cell.saveLocalState) {
+        try {
+          await this.$refs.cell.saveLocalState(row);
+        } catch (e) {
+        }
+      }
+    }
   }
 }
 </script>
diff --git a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/belogsToCell.vue b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/belogsToCell.vue
index 2970ce24b2..c7ca17c13d 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/belogsToCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/belogsToCell.vue
@@ -7,7 +7,6 @@
             :active="active"
             :item="value"
             :value="cellValue"
-            :key="i"
             @edit="editParent"
             @unlink="unlink"
           ></item-chip>
@@ -78,7 +77,7 @@
         :available-columns="parentAvailableColumns"
         :nodes="nodes"
         :query-params="parentQueryParams"
-        :is-new="isNewParent"
+        :is-new.sync="isNewParent"
         icon-color="warning"
         ref="expandedForm"
         v-model="selectedParent"
@@ -284,7 +283,7 @@ export default {
 
       const columns = [];
       if (this.parentMeta.columns) {
-        columns.push(...this.parentMeta.columns.filter(c => !(c.pk && c.ai) && !hideCols.includes(c.cn)))
+        columns.push(...this.parentMeta.columns.filter(c => !(c.pk && c.ai) && !hideCols.includes(c.cn)&& !((this.parentMeta.v || []).some(v => v.bt && v.bt.cn === c.cn))))
       }
       if (this.parentMeta.v) {
         columns.push(...this.parentMeta.v.map(v => ({...v, virtual: 1})));
diff --git a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/components/item-chip.vue b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/components/item-chip.vue
index b73d086edd..c0ac6d724d 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/components/item-chip.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/components/item-chip.vue
@@ -7,7 +7,7 @@
     :color="isDark ? '' : 'primary lighten-5'"
     @click="active && $emit('edit',item)"
   >
-    <span class="name">{{ value }}</span>
+    <span class="name" :title="value">{{ value }}</span>
     <div v-show="active" class="mr-n1 ml-2">
       <x-icon
         :color="['text' , 'textLight']"
diff --git a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/hasManyCell.vue b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/hasManyCell.vue
index 72ca623175..2328e3928f 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/hasManyCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/hasManyCell.vue
@@ -13,9 +13,9 @@
             @unlink="unlinkChild"
           ></item-chip>
 
-          <v-chip v-if="value && value.length === 10" class="caption pointer ml-1 grey--text"
-                  @click="showChildListModal">more...
-          </v-chip>
+          <span v-if="value && value.length === 10" class="caption pointer ml-1 grey--text"
+                @click="showChildListModal">more...
+          </span>
         </template>
       </div>
       <div class="actions align-center justify-center px-1 flex-shrink-1"
@@ -101,7 +101,7 @@
         :nodes="nodes"
         :query-params="childQueryParams"
         ref="expandedForm"
-        :is-new="isNewChild"
+        :is-new.sync="isNewChild"
         :disabled-columns="disabledChildColumns"
       ></component>
 
@@ -119,6 +119,7 @@ import ItemChip from "@/components/project/spreadsheet/components/virtualCell/co
 import ListChildItems from "@/components/project/spreadsheet/components/virtualCell/components/listChildItems";
 import listChildItemsModal
   from "@/components/project/spreadsheet/components/virtualCell/components/listChildItemsModal";
+import {parseIfInteger} from "@/helpers";
 
 export default {
   name: "has-many-cell",
@@ -242,7 +243,7 @@ export default {
       this.newRecordModal = false;
 
       await this.childApi.update(id, {
-        [_cn]: +this.parentId || this.parentId
+        [_cn]: parseIfInteger(this.parentId)
       }, {
         [_cn]: child[this.childForeignKey]
       });
@@ -266,7 +267,7 @@ export default {
       await this.loadChildMeta();
       this.isNewChild = true;
       this.selectedChild = {
-        [this.childForeignKey]: +this.parentId || this.parentId
+        [this.childForeignKey]: parseIfInteger(this.parentId)
       };
       this.expandFormModal = true;
       setTimeout(() => {
@@ -280,6 +281,25 @@ export default {
         }
         return Object.values(cellObj)[1]
       }
+    },
+    async saveLocalState(row) {
+      let child;
+      while (child = this.localState.pop()) {
+        if (row) {
+          // todo: use common method
+          const pid = this.meta.columns.filter((c) => c.pk).map(c => row[c._cn]).join('___')
+          const id = this.childMeta.columns.filter((c) => c.pk).map(c => child[c._cn]).join('___');
+          const _cn = this.childForeignKey;
+          await this.childApi.update(id, {
+            [_cn]: parseIfInteger(pid)
+          }, {
+            [_cn]: child[this.childForeignKey]
+          });
+        } else {
+          await this.addChildToParent(child)
+        }
+      }
+      this.$emit('newRecordsSaved');
     }
   },
   computed: {
@@ -338,11 +358,7 @@ export default {
   watch: {
     isNew(n, o) {
       if (!n && o) {
-        let child;
-        while (child = this.localState.pop()) {
-          this.addChildToParent(child)
-        }
-        this.$emit('newRecordsSaved')
+        this.saveLocalState();
       }
     }
   },
diff --git a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/manyToManyCell.vue b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/manyToManyCell.vue
index bbaf6e9dd0..a167f7392a 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/manyToManyCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/manyToManyCell.vue
@@ -12,7 +12,8 @@
                      @unlink="unlinkChild"
           ></item-chip>
 
-        </template> <span v-if="value && value.length === 10" class="caption pointer ml-1 grey--text" @click="showChildListModal">more...</span>
+        </template>
+        <span v-if="value && value.length === 10" class="caption pointer ml-1 grey--text" @click="showChildListModal">more...</span>
       </div>
       <div class="actions align-center justify-center px-1 flex-shrink-1"
            :class="{'d-none': !active, 'd-flex':active }">
@@ -58,31 +59,6 @@
       @edit="editChild"
       @unlink="unlinkChild"
     />
-    <v-dialog
-      :overlay-opacity="0.8"
-      v-if="selectedChild"
-      width="1000px"
-      max-width="100%"
-      class=" mx-auto"
-      v-model="showExpandModal">
-      <expanded-form
-        v-if="selectedChild"
-        :db-alias="nodes.dbAlias"
-        :has-many="childMeta.hasMany"
-        :belongs-to="childMeta.belongsTo"
-        @cancel="selectedChild = null"
-        @input="$emit('loadTableData');showChildListModal();"
-        :table="childMeta.tn"
-        v-model="selectedChild"
-        :old-row="{...selectedChild}"
-        :meta="childMeta"
-        :sql-ui="sqlUi"
-        :primary-value-column="childPrimaryCol"
-        :api="childApi"
-      ></expanded-form>
-    </v-dialog>
-
-
     <dlg-label-submit-cancel
       type="primary"
       v-if="dialogShow"
@@ -107,7 +83,6 @@
         :has-many="childMeta.hasMany"
         :belongs-to="childMeta.belongsTo"
         :table="childMeta.tn"
-        v-model="selectedChild"
         :old-row="{...selectedChild}"
         :meta="childMeta"
         :sql-ui="sqlUi"
@@ -118,7 +93,8 @@
         :nodes="nodes"
         :query-params="childQueryParams"
         ref="expandedForm"
-        :is-new="isNewChild"
+        :is-new.sync="isNewChild"
+        v-model="selectedChild"
         @cancel="selectedChild = null"
         @input="onChildSave"
       ></component>
@@ -137,6 +113,7 @@ import ItemChip from "@/components/project/spreadsheet/components/virtualCell/co
 import ListChildItems from "@/components/project/spreadsheet/components/virtualCell/components/listChildItems";
 import listChildItemsModal
   from "@/components/project/spreadsheet/components/virtualCell/components/listChildItemsModal";
+import {parseIfInteger} from "@/helpers";
 
 export default {
   name: "many-to-many-cell",
@@ -175,7 +152,8 @@ export default {
   methods: {
     async onChildSave(child) {
       if (this.isNewChild) {
-        await this.addChildToParent(child)
+        this.isNewChild = false;
+        await this.addChildToParent(child);
       } else {
         this.$emit('loadTableData')
       }
@@ -273,8 +251,8 @@ export default {
       const vpidCol = this.assocMeta.columns.find(c => c.cn === this.mm.vcn)._cn;
       try {
         await this.assocApi.insert({
-          [vcidCol]: +cid,
-          [vpidCol]: +pid
+          [vcidCol]: parseIfInteger(cid),
+          [vpidCol]: parseIfInteger(pid)
         });
 
         this.$emit('loadTableData')
@@ -310,6 +288,26 @@ export default {
         this.$refs.expandedForm && this.$refs.expandedForm.reload()
       }, 500)
     },
+    async saveLocalState(row) {
+      let child;
+      while (child = this.localState.pop()) {
+        if (row) {
+          // todo: use common method
+          const cid = this.childMeta.columns.filter((c) => c.pk).map(c => child[c._cn]).join('___');
+          const pid = this.meta.columns.filter((c) => c.pk).map(c => row[c._cn]).join('___');
+
+          const vcidCol = this.assocMeta.columns.find(c => c.cn === this.mm.vrcn)._cn;
+          const vpidCol = this.assocMeta.columns.find(c => c.cn === this.mm.vcn)._cn;
+          await this.assocApi.insert({
+            [vcidCol]: parseIfInteger(cid),
+            [vpidCol]: parseIfInteger(pid)
+          });
+        } else {
+          await this.addChildToParent(child)
+        }
+      }
+      this.$emit('newRecordsSaved');
+    }
   },
   computed: {
     getCellValue() {
@@ -361,8 +359,8 @@ export default {
       if (!this.childMeta) return {}
       return {
         childs: (this.childMeta && this.childMeta.v && this.childMeta.v.filter(v => v.hm).map(({hm}) => hm.tn).join()) || '',
-        parents: (this.childMeta && this.childMeta.v && this.childMeta.v.filter(v=>v.bt).map(({bt}) => bt.rtn).join()) || '',
-        many: (this.childMeta && this.childMeta.v && this.childMeta.v.filter(v=>v.mm).map(({mm}) => mm.rtn).join()) || ''
+        parents: (this.childMeta && this.childMeta.v && this.childMeta.v.filter(v => v.bt).map(({bt}) => bt.rtn).join()) || '',
+        many: (this.childMeta && this.childMeta.v && this.childMeta.v.filter(v => v.mm).map(({mm}) => mm.rtn).join()) || ''
       }
     },
     conditionGraph() {
@@ -382,7 +380,7 @@ export default {
 
       const columns = [];
       if (this.childMeta.columns) {
-        columns.push(...this.childMeta.columns.filter(c => !(c.pk && c.ai) && !hideCols.includes(c.cn)))
+        columns.push(...this.childMeta.columns.filter(c => !(c.pk && c.ai) && !hideCols.includes(c.cn) && !((this.childMeta.v || []).some(v => v.bt && v.bt.cn === c.cn))))
       }
       if (this.childMeta.v) {
         columns.push(...this.childMeta.v.map(v => ({...v, virtual: 1})));
@@ -397,11 +395,7 @@ export default {
   watch: {
     async isNew(n, o) {
       if (!n && o) {
-        let child;
-        while (child = this.localState.pop()) {
-          await this.addChildToParent(child)
-        }
-        this.$emit('newRecordsSaved')
+        await this.saveLocalState();
       }
     }
   },
diff --git a/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue b/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue
index 2a608eba06..24d613fba7 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue
@@ -7,7 +7,7 @@
         <v-icon v-else-if="column.bt" color="info" x-small class="mr-1" v-on="on">mdi-table-arrow-left</v-icon>
         <v-icon v-else-if="column.mm" color="pink" x-small class="mr-1" v-on="on">mdi-table-network</v-icon>
 
-        <span v-on="on">{{ column._cn }}</span>
+        <span v-on="on" class="name" :title="column._cn">{{ column._cn }}</span>
 
         <span v-if="column.rqd" v-on="on" class="error--text text--lighten-1">&nbsp;*</span>
       </template>
@@ -66,6 +66,7 @@
       </template>
       <edit-virtual-column
         v-if="editColumnMenu"
+        v-model="editColumnMenu"
         :nodes="nodes"
         :edit-column="true"
         :column="column"
@@ -76,8 +77,9 @@
 </template>
 <script>
 import EditVirtualColumn from "@/components/project/spreadsheet/components/editVirtualColumn";
+
 export default {
-    components: {EditVirtualColumn},
+  components: {EditVirtualColumn},
   props: ['column', 'nodes', 'meta', 'isForm'],
   name: "virtualHeaderCell",
   data: () => ({
@@ -146,7 +148,12 @@ export default {
 </script>
 
 <style scoped>
-
+.name {
+  max-width: calc(100px - 40px);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
 </style>
 <!--
 /**
diff --git a/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue b/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue
index f5cdbc520d..6cd1c2fb29 100644
--- a/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue
+++ b/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue
@@ -92,7 +92,7 @@
       </column-filter>
       <v-tooltip bottom>
         <template v-slot:activator="{on}">
-          <v-btn :disabled="isLocked" v-on="on" small @click="deleteTable('showDialog')" outlined text>
+          <v-btn :disabled="isLocked" v-on="on" small @click="checkAndDeleteTable" outlined text>
             <x-icon small color="red grey">mdi-delete-outline</x-icon>
           </v-btn>
         </template>
@@ -134,19 +134,12 @@
                 color="grey  darken-3"
         >{{ toggleDrawer ? 'mdi-door-closed' : 'mdi-door-open' }}
         </v-icon>
-
-
       </x-btn>
-
-
-      <!--      <v-spacer></v-spacer>-->
-
-      <!--      <v-text-field outlined dense hide-details class="elevation-0" append-icon="mdi-magnify"></v-text-field>-->
     </v-toolbar>
 
 
     <div :class="`cell-height-${cellHeight}`"
-         style=" height:calc(100% - 32px);overflow:auto;transition: width 500ms "
+         style=" height:calc(100% - 32px);overflow:auto;transition: width 100ms "
          class="d-flex"
     >
       <div class="flex-grow-1 h-100" style="overflow-y: auto">
@@ -498,7 +491,7 @@ export default {
     showTabs: [Boolean, Number]
   },
   data: () => ({
-    key:1,
+    key: 1,
     dataLoaded: false,
     searchQueryVal: '',
     columnsWidth: null,
@@ -604,10 +597,21 @@ export default {
     ...mapActions({
       loadTablesFromChildTreeNode: "project/loadTablesFromChildTreeNode"
     }),
-    async reload(){
+    checkAndDeleteTable() {
+      if (
+        !this.meta &&
+        this.meta.hasMany && this.meta.hasMany.length ||
+        this.meta.manyToMany && this.meta.manyToMany.length ||
+        this.meta.belongsTo && this.meta.belongsTo.length
+      ) {
+        return this.$toast.info('Please delete relations before deleting table.').goAway(3000)
+      }
+      this.deleteTable('showDialog')
+    },
+    async reload() {
       this.$store.commit('meta/MutClear');
       await this.loadTableData();
-      this.key=Math.random();
+      this.key = Math.random();
     },
     reloadComments() {
       if (this.$refs.ncgridview) {
diff --git a/packages/nc-gui/helpers/index.js b/packages/nc-gui/helpers/index.js
index a58c35248a..b850205405 100644
--- a/packages/nc-gui/helpers/index.js
+++ b/packages/nc-gui/helpers/index.js
@@ -1,5 +1,6 @@
 export const isEmail = v => /^(([^<>()[\]\.,;:\s@\"]+(\.[^<>()[\]\.,;:\s@\"]+)*)|(\".+\"))@(([^<>()[\]\.,;:\s@\"]+\.)+[^<>()[\]\.,;:\s@\"]{2,})$/i.test(v)
 
+export const parseIfInteger = v => /^\d+$/.test(v) ? +v : v;
 /**
  * @copyright Copyright (c) 2021, Xgene Cloud Ltd
  *
diff --git a/packages/nc-gui/store/sqlMgr.js b/packages/nc-gui/store/sqlMgr.js
index 6d09f70127..545fe1821f 100644
--- a/packages/nc-gui/store/sqlMgr.js
+++ b/packages/nc-gui/store/sqlMgr.js
@@ -387,6 +387,20 @@ export const actions = {
 
       })).data;
 
+
+      // clear meta cache on relation create/delete
+      // todo: clear only necessary metas
+      // todo: include missing operations
+      if (['relationCreate',
+        'xcM2MRelationCreate',
+        'xcVirtualRelationCreate',
+        'relationDelete',
+        'xcVirtualRelationDelete',
+        'xcRelationColumnDelete'].includes(op)) {
+        commit('meta/MutClear', null, {root: true})
+      }
+
+
       if (op === 'tableXcModelGet') {
         try {
           const meta = JSON.parse(model.meta);
diff --git a/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts b/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts
index d01021f2a2..f524d3bf27 100644
--- a/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts
+++ b/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts
@@ -1,13 +1,4 @@
 import GqlResolver from "./GqlResolver";
-
-import inflection from 'inflection';
-
-// import {
-//   ExpressXcTsPolicyGql,
-//   GqlXcSchemaFactory,
-//   ModelXcMetaFactory
-// } from "nc-help";
-
 import {BaseType} from 'xc-core-ts';
 import {DbConfig, NcConfig} from "../../../interface/config";
 import Noco from "../Noco";
@@ -391,7 +382,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
         const colNameAlias = self.models[bt.tn]?.columnToAlias[bt.cn];
         const rcolNameAlias = self.models[bt.rtn]?.columnToAlias[bt.rcn];
         const middlewareBody = middlewaresArr.find(({title}) => title === bt.rtn)?.functions?.[0];
-        const propName = `${inflection.camelize(bt._rtn, false)}Read`;
+        const propName = `${bt._rtn}Read`;
         if (propName in this.types[tn].prototype) {
           continue;
         }
@@ -702,8 +693,8 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
 
           const colNameAlias = self.models[hm.rtn]?.columnToAlias[hm.rcn];
 
-          const countPropName = `${inflection.camelize(hm._tn, false)}Count`;
-          const listPropName = `${inflection.camelize(hm._tn, false)}List`;
+          const countPropName = `${hm._tn}Count`;
+          const listPropName = `${hm._tn}List`;
 
 
           this.log(`xcTablesPopulate : Populating '%s' and '%s' loaders`, listPropName, countPropName);
@@ -747,7 +738,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
 
         for (const bt of schema.belongsTo) {
           const colNameAlias = self.models[bt.tn]?.columnToAlias[bt.cn];
-          const propName = `${inflection.camelize(bt._rtn, false)}Read`;
+          const propName = `${bt._rtn}Read`;
 
 
           if (propName in this.types[tn].prototype) {
@@ -1369,7 +1360,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
 
     /* update parent table meta and resolvers */
     {
-      const columns = await this.getColumnList(tnp);
+      const columns = this.metas[tnp]?.columns;//await this.getColumnList(tnp);
       const hasMany = this.extractHasManyRelationsOfTable(relations, tnp);
       const belongsTo = this.extractBelongsToRelationsOfTable(relations, tnp);
       const ctx = this.generateContextForTable(tnp, columns, relations, hasMany, belongsTo);
@@ -1385,18 +1376,20 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
         const oldMeta = JSON.parse(existingModel.meta);
         Object.assign(oldMeta, {
           hasMany: meta.hasMany,
-          schema: this.schemas[tnp]
+          v: oldMeta.v.filter(({hm}) => !hm || hm.rtn !== tnp || hm.tn !== tnc)
         });
+        // todo: backup schema
         await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', {
           title: tnp,
-          meta: JSON.stringify(oldMeta)
+          meta: JSON.stringify(oldMeta),
+          schema: this.schemas[tnp]
         }, {'title': tnp})
-        this.metas[tnp] = oldMeta;
+        this.models[tnp] = this.getBaseModel(oldMeta);
 
       }
 
-      const countPropName = `${inflection.camelize(this.getTableNameAlias(tnc), false)}Count`;
-      const listPropName = `${inflection.camelize(this.getTableNameAlias(tnc), false)}List`;
+      const countPropName = `${this.getTableNameAlias(tnc)}Count`;
+      const listPropName = `${this.getTableNameAlias(tnc)}List`;
 
       this.log(`onRelationDelete : Deleting '%s' and '%s' loaders`, countPropName, listPropName);
       /* defining HasMany list method within GQL Type class */
@@ -1432,15 +1425,17 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
         const oldMeta = JSON.parse(existingModel.meta);
         Object.assign(oldMeta, {
           belongsTo: meta.belongsTo,
+          v: oldMeta.v.filter(({bt}) => !bt || bt.rtn !== tnp || bt.tn !== tnc)
         });
         await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', {
           title: tnc,
-          meta: JSON.stringify(oldMeta)
+          meta: JSON.stringify(oldMeta),
+          schema: this.schemas[tnc]
         }, {'title': tnc});
-        this.metas[tnc] = oldMeta;
+        this.models[tnc] = this.getBaseModel(oldMeta);
       }
 
-      const propName = `${inflection.camelize(this.getTableNameAlias(tnp), false)}Read`;
+      const propName = `${this.getTableNameAlias(tnp)}Read`;
       this.log(`onRelationDelete : Deleting '%s' loader`, propName);