diff --git a/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue b/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue
index 0d5992750f..b474ce7d8f 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/editColumn.vue
@@ -13,10 +13,14 @@
           <v-col cols="12">
             <v-text-field
               ref="column"
-              hide-details
+              hide-details="auto"
               color="primary"
               v-model="newColumn.cn"
               @input="newColumn.altered = newColumn.altered || 8"
+              :rules="[
+                    v => !!v  || 'Required',
+                    v => !meta || !meta.columns || !column || meta.columns.every(c => column && c.cn === column.cn || v !== c.cn ) && meta.v.every(c => v !== c._cn ) || 'Duplicate column name'
+              ]"
               class="caption"
               label="Column name"
               dense outlined></v-text-field>
diff --git a/packages/nc-gui/components/project/spreadsheet/components/editVirtualColumn.vue b/packages/nc-gui/components/project/spreadsheet/components/editVirtualColumn.vue
new file mode 100644
index 0000000000..493d8d1c93
--- /dev/null
+++ b/packages/nc-gui/components/project/spreadsheet/components/editVirtualColumn.vue
@@ -0,0 +1,121 @@
+<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-container fluid @click.stop.prevent>
+        <v-row>
+          <v-col cols="12" class="d-flex pb-0">
+
+            <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-col>
+          <v-col cols="12">
+            <v-text-field
+              ref="column"
+              hide-details="auto"
+              color="primary"
+              v-model="newColumn._cn"
+              class="caption"
+              label="Column name"
+              :rules="[
+                    v => !!v  || 'Required',
+                    v => !meta || !meta.columns || !column ||meta.columns.every(c => v !== c.cn ) && meta.v.every(c => column && c._cn === column._cn || v !== c._cn ) || 'Duplicate column name'
+              ]"
+              dense outlined></v-text-field>
+          </v-col>
+
+
+        </v-row>
+      </v-container>
+    </v-form>
+
+
+  </v-card>
+</template>
+
+<script>
+export default {
+  name: "editVirtualColumn",
+  components: {},
+  props: {
+    nodes: Object,
+    meta: Object,
+    value: Boolean,
+    column: Object
+  },
+  data: () => ({
+    valid: false,
+    newColumn: {}
+  }),
+  async created() {
+  },
+  methods: {
+    close() {
+      this.$emit('close');
+      this.newColumn = {};
+    },
+    async save() {
+      try {
+
+      } catch (e) {
+        console.log(e)
+      }
+
+      this.$emit('close');
+    },
+
+    focusInput() {
+      setTimeout(() => {
+        if (this.$refs.column && this.$refs.column.$el) {
+          this.$refs.column.$el.querySelector('input').focus()
+        }
+      }, 100);
+    },
+
+  }, mounted() {
+    this.newColumn = {...this.column}
+  }, watch: {
+    column(c) {
+      this.newColumn = {...c}
+    }
+  }
+}
+</script>
+
+<style scoped lang="scss">
+
+
+::v-deep {
+
+
+  .v-input__slot {
+    min-height: auto !important;
+  }
+
+  .v-input:not(.v-input--is-focused) fieldset {
+    border-color: #7f828b33 !important;
+  }
+
+  .ui-type input {
+    height: 24px;
+  }
+
+  .v-input--selection-controls__input > i {
+    transform: scale(.83);
+  }
+
+  label {
+    font-size: 0.75rem !important
+  }
+
+  .v-text-field--outlined.v-input--dense .v-label:not(.v-label--active) {
+    top: 6px;
+  }
+}
+
+.card {
+  border: solid 2px #7f828b33;
+}
+
+</style>
diff --git a/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue b/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue
index 483b7013cf..28df0ec046 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualHeaderCell.vue
@@ -21,11 +21,11 @@
         <v-icon v-on="on" small>mdi-menu-down</v-icon>
       </template>
       <v-list dense>
-        <!--  <v-list-item dense @click="editColumnMenu = true">
-            <x-icon small class="mr-1" color="primary">mdi-pencil</x-icon>
-            <span class="caption">Edit</span>
-          </v-list-item>
-          <v-list-item dense @click="setAsPrimaryValue">
+        <v-list-item dense @click="editColumnMenu = true">
+          <x-icon small class="mr-1" color="primary">mdi-pencil</x-icon>
+          <span class="caption">Edit</span>
+        </v-list-item>
+        <!--  <v-list-item dense @click="setAsPrimaryValue">
             <x-icon small class="mr-1" color="primary">mdi-key-star</x-icon>
             <v-tooltip bottom>
               <template v-slot:activator="{on}">
@@ -58,14 +58,31 @@
         </v-card-actions>
       </v-card>
     </v-dialog>
+
+
+    <v-menu offset-y v-model="editColumnMenu" content-class="elevation-0" left>
+      <template v-slot:activator="{on}">
+        <span v-on="on"></span>
+      </template>
+      <edit-virtual-column
+        v-if="editColumnMenu"
+        :nodes="nodes"
+        :edit-column="true"
+        :column="column"
+        :meta="meta"
+      ></edit-virtual-column>
+    </v-menu>
   </div>
 </template>
 <script>
+import EditVirtualColumn from "@/components/project/spreadsheet/components/editVirtualColumn";
 export default {
-  props: ['column', 'nodes'],
+    components: {EditVirtualColumn},
+  props: ['column', 'nodes', 'meta'],
   name: "virtualHeaderCell",
   data: () => ({
-    columnDeleteDialog: false
+    columnDeleteDialog: false,
+    editColumnMenu: false
   }),
   computed: {
     type() {
diff --git a/packages/nc-gui/components/project/spreadsheet/views/xcGridView.vue b/packages/nc-gui/components/project/spreadsheet/views/xcGridView.vue
index 2f4cb2bc68..588fce7fe4 100644
--- a/packages/nc-gui/components/project/spreadsheet/views/xcGridView.vue
+++ b/packages/nc-gui/components/project/spreadsheet/views/xcGridView.vue
@@ -1,6 +1,5 @@
 <template>
   <div>
-
     <table v-if="data" class="xc-row-table"
            style=" ">
       <thead>
@@ -28,6 +27,7 @@
           <virtual-header-cell v-if="col.virtual"
                                :column="col"
                                :nodes="nodes"
+                               :meta="meta"
                                @saved="onNewColCreation"
           />
 
@@ -432,7 +432,7 @@ export default {
           if (this.editEnabled.col != null && this.editEnabled.row != null) {
             return;
           }
-          if(e.key && e.key.length === 1) {
+          if (e.key && e.key.length === 1) {
             this.$set(this.data[this.selected.row].row, this.availableColumns[this.selected.col]._cn, e.key)
             this.editEnabled = {...this.selected}
           }
diff --git a/packages/nocodb/src/lib/migrator/SqlMigrator/lib/KnexMigrator.ts b/packages/nocodb/src/lib/migrator/SqlMigrator/lib/KnexMigrator.ts
index 1581d4979d..d4b758b1d2 100644
--- a/packages/nocodb/src/lib/migrator/SqlMigrator/lib/KnexMigrator.ts
+++ b/packages/nocodb/src/lib/migrator/SqlMigrator/lib/KnexMigrator.ts
@@ -484,7 +484,7 @@ export default class KnexMigrator extends SqlMigrator {
         filesDown = files = await this.metaDb('nc_migrations').where({
           project_id: this.project_id,
           db_alias: args.dbAlias
-        }).orderBy('title', 'asc')
+        }).orderBy('id', 'asc')
       } else {
         files = await promisify(glob)(args.upFilesPattern);
         filesDown = await promisify(glob)(args.downFilesPattern);
diff --git a/packages/nocodb/src/lib/migrator/util/file.help.ts b/packages/nocodb/src/lib/migrator/util/file.help.ts
index b195c45f4e..84a61f9ed5 100644
--- a/packages/nocodb/src/lib/migrator/util/file.help.ts
+++ b/packages/nocodb/src/lib/migrator/util/file.help.ts
@@ -3,7 +3,7 @@ import dayjs from 'dayjs';
 
 const getUniqFilenamePrefix = function () {
 
-  return dayjs().format('YYYYMMDD_HHmmss')
+  return dayjs().format('YYYYMMDD_HHmmssSSS')
 
 };
 
diff --git a/packages/nocodb/src/lib/noco/NcProjectBuilder.ts b/packages/nocodb/src/lib/noco/NcProjectBuilder.ts
index d491187497..524bfbb830 100644
--- a/packages/nocodb/src/lib/noco/NcProjectBuilder.ts
+++ b/packages/nocodb/src/lib/noco/NcProjectBuilder.ts
@@ -128,23 +128,19 @@ export default class NcProjectBuilder {
         });
         console.log(`Added new relation between : ${data.req.args.parentTable} ==> ${data.req.args.childTable}`)
         break;
-      case 'xcRelationColumnDelete':
-        await curBuilder.onRelationCreate(data.req.args.parentTable, data.req.args.childTable, {
+      case 'xcVirtualRelationDelete':
+        await curBuilder.onRelationDelete(data.req.args.parentTable, data.req.args.childTable, {
           ...data.req.args,
           virtual: true
         });
         console.log(`Added new relation between : ${data.req.args.parentTable} ==> ${data.req.args.childTable}`)
         break;
 
-      case 'xcVirtualRelationDelete':
-        if(data.req.args?.type === 'mm'){
-          curBuilder.onManyToManyRelationDelete(data.req.args.parentTable, data.req.args.childTable)
+      case 'xcRelationColumnDelete':
+        if (data.req.args?.type === 'mm') {
+          await curBuilder.onManyToManyRelationDelete(data.req.args.parentTable, data.req.args.childTable)
         }
-        // await curBuilder.onRelationDelete(data.req.args.parentTable, data.req.args.childTable, {
-        //   ...data.req.args,
-        //   virtual: true
-        // });
-        // console.log(`Deleted relation between : ${data.req.args.parentTable} ==> ${data.req.args.childTable}`)
+
         break;
 
 
diff --git a/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts b/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts
index 8c61b9e087..fa313cf6b3 100644
--- a/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts
+++ b/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts
@@ -750,21 +750,20 @@ export default abstract class BaseApiBuilder<T extends Noco> implements XcDynami
     return this.getManyToManyRelations({parent, child})
   }
 
-  public async  onManyToManyRelationDelete(parent: string, child: string, _args?: any) {
+  public async onManyToManyRelationDelete(parent: string, child: string, _args?: any) {
 
     const parentMeta = this.metas[parent];
     const childMeta = this.metas[child];
 
-    parentMeta.manyToMany = parentMeta.manyToMany.filter(mm => !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === child))
-    childMeta.manyToMany = childMeta.manyToMany.filter(mm => !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === child))
+    parentMeta.manyToMany = parentMeta.manyToMany.filter(mm => !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === parent))
+    childMeta.manyToMany = childMeta.manyToMany.filter(mm => !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === parent))
 
-    parentMeta.v = parentMeta.v.filter(({mm}) => !mm || !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === child))
-    childMeta.v = childMeta.v.filter(({mm}) => !mm || !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === child))
+    parentMeta.v = parentMeta.v.filter(({mm}) => !mm || !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === parent))
+    childMeta.v = childMeta.v.filter(({mm}) => !mm || !(mm.tn === parent && mm.rtn === child || mm.tn === child && mm.rtn === parent))
 
     for (const meta of [parentMeta, childMeta]) {
-
       await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', {
-        mm: 1,
+        meta: JSON.stringify(meta)
       }, {title: meta.tn})
       XcCache.del([this.projectId, this.dbAlias, 'table', meta.tn].join('::'));
       this.models[meta.tn] = this.getBaseModel(meta)
@@ -979,6 +978,7 @@ export default abstract class BaseApiBuilder<T extends Noco> implements XcDynami
 
   protected getBaseModel(meta): BaseModelSql {
     this.baseLog(`getBaseModel : '%s'`);
+    this.metas[meta.tn] = meta;
     return new BaseModel({
       dbDriver: this.dbDriver,
       ...meta,
diff --git a/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts b/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts
index 903e6ffbd2..d22e95e95d 100644
--- a/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts
+++ b/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts
@@ -2333,7 +2333,7 @@ export default class NcMetaMgr {
         altered: 1
       });
 
-      const aTn = `nc_m2m_${parentMeta.tn}_${childMeta.tn}_${Math.floor(Math.random() * 1000)}`;
+      const aTn = `${this.projectConfigs[projectId]?.prefix ?? ''}_nc_m2m_${parentMeta.tn}_${childMeta.tn}_${Math.floor(Math.random() * 1000)}`;
 
       const out = await this.projectMgr.getSqlMgr({id: projectId}).handleRequest('tableCreate', {
         ...args,
@@ -2456,7 +2456,7 @@ export default class NcMetaMgr {
 
 
   // todo : transaction
-  protected async xcRelationColumnDelete(args: any, req): Promise<any> {
+  protected async xcRelationColumnDelete(args: any, req, deleteColumn = true): Promise<any> {
     const dbAlias = this.getDbAlias(args);
     const projectId = this.getProjectId(args);
 
@@ -2475,7 +2475,8 @@ export default class NcMetaMgr {
         });
         const childMeta = JSON.parse(child.meta);
         const relation = childMeta.belongsTo.find(bt => bt.rtn === args.args.parentTable);
-      {
+        // todo: virtual relation delete
+      if(relation){
         const opArgs = {
           ...args,
           args: {
@@ -2484,10 +2485,16 @@ export default class NcMetaMgr {
             parentTable: relation.rtn,
             parentColumn: relation.rcn
           },
-          api: 'relationDelete'
+          api: 'relationDelete',
+          sqlOpPlus: true,
         };
-        const out = await this.projectMgr.getSqlMgr({id: projectId}).handleRequest('relationDelete', opArgs);
-
+        let out;
+        if (relation?.type === 'virtual') {
+          opArgs.api = 'xcVirtualRelationDelete';
+          out = await this.xcVirtualRelationDelete(opArgs, req);
+        } else {
+          out = await this.projectMgr.getSqlMgr({id: projectId}).handleRequest('relationDelete', opArgs);
+        }
         if (this.listener) {
           await this.listener({
             req: opArgs,
@@ -2497,283 +2504,36 @@ export default class NcMetaMgr {
           });
         }
       }
-      {
-        const originalColumns = childMeta.columns;
-        const columns = childMeta.columns.map(c => ({
-          ...c, ...(relation.cn === c.cn ? {
-            altered: 4,
-            cno: c.cn
-          } : {cno: c.cn})
-        }))
-
-        const opArgs = {
-          ...args,
-          args: {
-            columns,
-            originalColumns,
-            tn: childMeta.tn,
-          },
-          sqlOpPlus: true,
-          api: 'tableUpdate'
-        }
-        /*
-        *
-        * {
-          "tn": "sdhsdjhs",
-          "originalColumns": [
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "id",
-              "_cn": "Id",
-              "type": "integer",
-              "dt": "int",
-              "uidt": "ID",
-              "uip": "",
-              "uicn": "",
-              "dtx": "integer",
-              "ct": "int(11)",
-              "nrqd": false,
-              "rqd": true,
-              "ck": false,
-              "pk": true,
-              "un": true,
-              "ai": true,
-              "cdf": null,
-              "clen": null,
-              "np": 11,
-              "ns": 0,
-              "dtxp": "11",
-              "dtxs": ""
-            },
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "title",
-              "_cn": "Title",
-              "type": "string",
-              "dt": "varchar",
-              "uidt": "SingleLineText",
-              "uip": "",
-              "uicn": "",
-              "dtx": "specificType",
-              "ct": "varchar(45)",
-              "nrqd": true,
-              "rqd": false,
-              "ck": false,
-              "pk": false,
-              "un": false,
-              "ai": false,
-              "cdf": null,
-              "clen": 45,
-              "np": null,
-              "ns": null,
-              "dtxp": "45",
-              "dtxs": "",
-              "pv": true
-            },
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "created_at",
-              "_cn": "CreatedAt",
-              "type": "timestamp",
-              "dt": "timestamp",
-              "uidt": "CreateTime",
-              "uip": "",
-              "uicn": "",
-              "dtx": "specificType",
-              "ct": "varchar(45)",
-              "nrqd": true,
-              "rqd": false,
-              "ck": false,
-              "pk": false,
-              "un": false,
-              "ai": false,
-              "cdf": "CURRENT_TIMESTAMP",
-              "clen": 45,
-              "np": null,
-              "ns": null,
-              "dtxp": "",
-              "dtxs": "",
-              "default": "CURRENT_TIMESTAMP",
-              "columnDefault": "CURRENT_TIMESTAMP"
-            },
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "updated_at",
-              "_cn": "UpdatedAt",
-              "type": "timestamp",
-              "dt": "timestamp",
-              "uidt": "LastModifiedTime",
-              "uip": "",
-              "uicn": "",
-              "dtx": "specificType",
-              "ct": "varchar(45)",
-              "nrqd": true,
-              "rqd": false,
-              "ck": false,
-              "pk": false,
-              "un": false,
-              "ai": false,
-              "cdf": "CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP",
-              "clen": 45,
-              "np": null,
-              "ns": null,
-              "dtxp": "",
-              "dtxs": "",
-              "default": "CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP",
-              "columnDefault": "CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP"
-            }
-          ],
-          "columns": [
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "id",
-              "_cn": "Id",
-              "type": "integer",
-              "dt": "int",
-              "uidt": "ID",
-              "uip": "",
-              "uicn": "",
-              "dtx": "integer",
-              "ct": "int(11)",
-              "nrqd": false,
-              "rqd": true,
-              "ck": false,
-              "pk": true,
-              "un": true,
-              "ai": true,
-              "cdf": null,
-              "clen": null,
-              "np": 11,
-              "ns": 0,
-              "dtxp": "11",
-              "dtxs": ""
-            },
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "title",
-              "_cn": "Title",
-              "type": "string",
-              "dt": "varchar",
-              "uidt": "SingleLineText",
-              "uip": "",
-              "uicn": "",
-              "dtx": "specificType",
-              "ct": "varchar(45)",
-              "nrqd": true,
-              "rqd": false,
-              "ck": false,
-              "pk": false,
-              "un": false,
-              "ai": false,
-              "cdf": null,
-              "clen": 45,
-              "np": null,
-              "ns": null,
-              "dtxp": "45",
-              "dtxs": "",
-              "pv": true,
-              "cno": "title",
-              "altered": 4
-            },
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "created_at",
-              "_cn": "CreatedAt",
-              "type": "timestamp",
-              "dt": "timestamp",
-              "uidt": "CreateTime",
-              "uip": "",
-              "uicn": "",
-              "dtx": "specificType",
-              "ct": "varchar(45)",
-              "nrqd": true,
-              "rqd": false,
-              "ck": false,
-              "pk": false,
-              "un": false,
-              "ai": false,
-              "cdf": "CURRENT_TIMESTAMP",
-              "clen": 45,
-              "np": null,
-              "ns": null,
-              "dtxp": "",
-              "dtxs": "",
-              "default": "CURRENT_TIMESTAMP",
-              "columnDefault": "CURRENT_TIMESTAMP"
+        if (deleteColumn) {
+          const originalColumns = childMeta.columns;
+          const columns = childMeta.columns.map(c => ({
+            ...c, ...(relation.cn === c.cn ? {
+              altered: 4,
+              cno: c.cn
+            } : {cno: c.cn})
+          }))
+
+          const opArgs = {
+            ...args,
+            args: {
+              columns,
+              originalColumns,
+              tn: childMeta.tn,
             },
-            {
-              "validate": {
-                "func": [],
-                "args": [],
-                "msg": []
-              },
-              "cn": "updated_at",
-              "_cn": "UpdatedAt",
-              "type": "timestamp",
-              "dt": "timestamp",
-              "uidt": "LastModifiedTime",
-              "uip": "",
-              "uicn": "",
-              "dtx": "specificType",
-              "ct": "varchar(45)",
-              "nrqd": true,
-              "rqd": false,
-              "ck": false,
-              "pk": false,
-              "un": false,
-              "ai": false,
-              "cdf": "CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP",
-              "clen": 45,
-              "np": null,
-              "ns": null,
-              "dtxp": "",
-              "dtxs": "",
-              "default": "CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP",
-              "columnDefault": "CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP"
-            }
-          ]
-        }
-        *
-        * */
-        const out = await this.projectMgr.getSqlMgr({id: projectId}).handleRequest('tableUpdate', opArgs);
+            sqlOpPlus: true,
+            api: 'tableUpdate'
+          }
+          const out = await this.projectMgr.getSqlMgr({id: projectId}).handleRequest('tableUpdate', opArgs);
 
-        if (this.listener) {
-          await this.listener({
-            req: opArgs,
-            res: out,
-            user: req.user,
-            ctx: {req}
-          });
+          if (this.listener) {
+            await this.listener({
+              req: opArgs,
+              res: out,
+              user: req.user,
+              ctx: {req}
+            });
+          }
         }
-      }
         break;
       case 'mm': {
         const assoc = await this.xcMeta.metaGet(projectId, dbAlias, 'nc_models', {
@@ -2781,7 +2541,7 @@ export default class NcMetaMgr {
         });
         const assocMeta = JSON.parse(assoc.meta);
         const rel1 = assocMeta.belongsTo.find(bt => bt.rtn === args.args.parentTable)
-        const rel2 = assocMeta.belongsTo.find(bt => bt.rtn === args.args.parentTable)
+        const rel2 = assocMeta.belongsTo.find(bt => bt.rtn === args.args.childTable)
         await this.xcRelationColumnDelete({
           ...args,
           args: {
@@ -2789,8 +2549,9 @@ export default class NcMetaMgr {
             parentColumn: rel1.rcn,
             childTable: rel1.tn,
             childColumn: rel1.cn,
+            type: 'bt',
           }
-        }, req)
+        }, req, false)
         await this.xcRelationColumnDelete({
           ...args,
           args: {
@@ -2798,14 +2559,16 @@ export default class NcMetaMgr {
             parentColumn: rel2.rcn,
             childTable: rel2.tn,
             childColumn: rel2.cn,
+            type: 'bt',
           }
-        }, req);
+        }, req, false);
 
 
         const opArgs = {
           ...args,
           args: assocMeta,
-          api: 'tableDelete'
+          api: 'tableDelete',
+          sqlOpPlus: true,
         };
         const out = await this.projectMgr.getSqlMgr({id: projectId}).handleRequest('tableDelete', opArgs);