diff --git a/packages/nc-gui/components/project/spreadsheet/apis/gqlApi.js b/packages/nc-gui/components/project/spreadsheet/apis/gqlApi.js
index de21811959..2ef272997f 100644
--- a/packages/nc-gui/components/project/spreadsheet/apis/gqlApi.js
+++ b/packages/nc-gui/components/project/spreadsheet/apis/gqlApi.js
@@ -90,7 +90,6 @@ export default class GqlApi {
   }
 
   async gqlRelationReqBody(params) {
-
     let str = '';
     if (params.childs) {
       for (const child of params.childs.split(',')) {
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 d1e25ea649..0efb560a37 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/editColumn/linkedToAnotherOptions.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/editColumn/linkedToAnotherOptions.vue
@@ -14,11 +14,12 @@
 
     <v-container fluid class="wrapper">
       <v-row>
-        <v-col cols="6">
+        <v-col cols="12">
           <v-autocomplete
+            validate-on-blur
             outlined
             class="caption"
-            hide-details
+            hide-details="auto"
             :loading="isRefTablesLoading"
             label="Child Table"
             :full-width="false"
@@ -28,24 +29,25 @@
             item-value="tn"
             required
             dense
+            :rules="tableRules"
           ></v-autocomplete>
         </v-col
         >
-        <v-col cols="6">
-          <v-text-field
-            outlined
-            class="caption"
-            hide-details
-            label="Child Column"
-            :full-width="false"
-            v-model="relation.childColumn"
-            required
-            dense
-            ref="childColumnRef"
-            @change="onColumnSelect"
-          ></v-text-field>
-        </v-col
-        >
+        <!--    <v-col cols="6">
+              <v-text-field
+                outlined
+                class="caption"
+                hide-details
+                label="Child Column"
+                :full-width="false"
+                v-model="relation.childColumn"
+                required
+                dense
+                ref="childColumnRef"
+                @change="onColumnSelect"
+              ></v-text-field>
+            </v-col
+            >-->
       </v-row>
       <template v-if="!isSQLite">
         <v-row>
@@ -103,7 +105,7 @@
 <script>
 export default {
   name: "linked-to-another-options",
-  props: ['nodes', 'column', 'meta', 'isSQLite','alias'],
+  props: ['nodes', 'column', 'meta', 'isSQLite', 'alias'],
   data: () => ({
     type: 'hm',
     refTables: [],
@@ -132,6 +134,15 @@ export default {
       type: 'real'
     }
   },
+  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'
+      // ] : []
+    }
+  },
   methods: {
     async loadColumnList() {
       this.isRefColumnsLoading = true;
@@ -179,7 +190,7 @@ export default {
           },
           'xcM2MRelationCreate',
           {
-            _cn:this.alias,
+            _cn: this.alias,
             ...this.relation,
             type: this.isSQLite || this.relation.type === 'virtual' ? 'virtual' : 'real',
             parentTable: this.meta.tn,
diff --git a/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue b/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue
index 5f723bc07d..b5dc2601b4 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/expandedForm.vue
@@ -1,5 +1,6 @@
 <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">
@@ -308,6 +309,7 @@ export default {
           obj[col] = this.localState[col];
           return obj;
         }, {});
+
         if (this.isNew) {
           const data = await this.api.insert(updatedObj);
           Object.assign(this.localState, data)
@@ -379,7 +381,9 @@ export default {
       if (this.showSystemFields) {
         return this.meta.columns || [];
       } else {
-        return (this.meta.columns.filter(c => !(c.pk && c.ai) && !hideCols.includes(c.cn))) || [];
+        return this.meta.columns.filter(c => !(c.pk && c.ai) && !hideCols.includes(c.cn)
+          && !((this.meta.v || []).some(v => v.bt && v.bt.cn === c.cn))
+        ) || [];
       }
     },
     isChanged() {
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 6015b80b43..2970ce24b2 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/belogsToCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/belogsToCell.vue
@@ -221,9 +221,10 @@ export default {
       const pid = this.parentMeta.columns.filter((c) => c.pk).map(c => parent[c._cn]).join('___');
       const id = this.meta.columns.filter((c) => c.pk).map(c => this.row[c._cn]).join('___');
       const _cn = this.meta.columns.find(c => c.cn === this.bt.cn)._cn;
+
       if (this.isNew) {
         this.localState = parent;
-        this.$emit('updateCol', this.row, _cn, pid)
+        this.$emit('updateCol', this.row, _cn, +pid || pid)
         this.newRecordModal = false;
         return
       }
@@ -272,9 +273,9 @@ export default {
     parentQueryParams() {
       if (!this.parentMeta) return {}
       return {
-        childs: (this.parentMeta && this.parentMeta.hasMany && this.parentMeta.hasMany.map(hm => hm.tn).join()) || '',
-        parents: (this.parentMeta && this.parentMeta.belongsTo && this.parentMeta.belongsTo.map(hm => hm.rtn).join()) || '',
-        many: (this.parentMeta && this.parentMeta.manyToMany && this.parentMeta.manyToMany.map(mm => mm.rtn).join()) || ''
+        childs: (this.parentMeta && this.parentMeta.v && this.parentMeta.v.filter(v => v.hm).map(({hm}) => hm.tn).join()) || '',
+        parents: (this.parentMeta && this.parentMeta.v && this.parentMeta.v.filter(v => v.bt).map(({bt}) => bt.rtn).join()) || '',
+        many: (this.parentMeta && this.parentMeta.v && this.parentMeta.v.filter(v => v.mm).map(({mm}) => mm.rtn).join()) || ''
       }
     },
     parentAvailableColumns() {
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 e8d8d11308..72ca623175 100644
--- a/packages/nc-gui/components/project/spreadsheet/components/virtualCell/hasManyCell.vue
+++ b/packages/nc-gui/components/project/spreadsheet/components/virtualCell/hasManyCell.vue
@@ -242,7 +242,7 @@ export default {
       this.newRecordModal = false;
 
       await this.childApi.update(id, {
-        [_cn]: +this.parentId
+        [_cn]: +this.parentId || this.parentId
       }, {
         [_cn]: child[this.childForeignKey]
       });
@@ -266,7 +266,7 @@ export default {
       await this.loadChildMeta();
       this.isNewChild = true;
       this.selectedChild = {
-        [this.childForeignKey]: this.parentId
+        [this.childForeignKey]: +this.parentId || this.parentId
       };
       this.expandFormModal = true;
       setTimeout(() => {
@@ -316,7 +316,7 @@ 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})));
@@ -326,9 +326,9 @@ export default {
     childQueryParams() {
       if (!this.childMeta) return {}
       return {
-        childs: (this.childMeta && this.childMeta.hasMany && this.childMeta.hasMany.map(hm => hm.tn).join()) || '',
-        parents: (this.childMeta && this.childMeta.belongsTo && this.childMeta.belongsTo.map(hm => hm.rtn).join()) || '',
-        many: (this.childMeta && this.childMeta.manyToMany && this.childMeta.manyToMany.map(mm => mm.rtn).join()) || ''
+        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()) || ''
       }
     },
     parentId() {
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 9c46fa3b2e..bbaf6e9dd0 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 +12,7 @@
                      @unlink="unlinkChild"
           ></item-chip>
 
-        </template> <v-chip v-if="value && value.length === 10" class="caption pointer ml-1 grey--text" @click="showChildListModal">more...</v-chip>
+        </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 }">
@@ -360,9 +360,9 @@ export default {
     childQueryParams() {
       if (!this.childMeta) return {}
       return {
-        childs: (this.childMeta && this.childMeta.hasMany && this.childMeta.hasMany.map(hm => hm.tn).join()) || '',
-        parents: (this.childMeta && this.childMeta.belongsTo && this.childMeta.belongsTo.map(hm => hm.rtn).join()) || '',
-        many: (this.childMeta && this.childMeta.manyToMany && this.childMeta.manyToMany.map(mm => mm.rtn).join()) || ''
+        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()) || ''
       }
     },
     conditionGraph() {
diff --git a/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts b/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts
index 9178de1453..f9a8164184 100644
--- a/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts
+++ b/packages/nocodb/src/lib/noco/common/BaseApiBuilder.ts
@@ -232,11 +232,11 @@ export default abstract class BaseApiBuilder<T extends Noco> implements XcDynami
         dr: onDelete,
         ur: onUpdate,
       })
-    }else {
+    } else {
       await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_relations', {
         _tn: this.getTableNameAlias(tnc),
         _rtn: this.getTableNameAlias(tnp),
-      },{
+      }, {
         tn: tnc,
         cn: childColumn,
         rtn: tnp,
@@ -914,20 +914,22 @@ export default abstract class BaseApiBuilder<T extends Noco> implements XcDynami
   }
 
 
-  protected generateContextForTable(tn: string, columns: any[], relations, hasMany: any[], belongsTo: any[], type = 'table', table_name_alias?: string): any {
+  protected generateContextForTable(tn: string, columns: any[], relations, hasMany: any[], belongsTo: any[], type = 'table', tableNameAlias?: string): any {
     this.baseLog(`generateContextForTable : '%s' %s`, tn, type);
 
     for (const col of columns) {
-      col._cn = this.getColumnNameAlias(col);
+      col._cn = col._cn || this.getColumnNameAlias(col);
     }
 
-    const tableNameAlias = table_name_alias || this.getTableNameAlias(tn);
+    // tslint:disable-next-line:variable-name
+    const _tn = tableNameAlias || this.getTableNameAlias(tn)
+
     const ctx = {
       dbType: this.connectionConfig.client,
       tn,
-      _tn: tableNameAlias,
-      tn_camelize: inflection.camelize(tableNameAlias),
-      tn_camelize_low: inflection.camelize(tableNameAlias, true),
+      _tn,
+      tn_camelize: inflection.camelize(_tn),
+      tn_camelize_low: inflection.camelize(_tn, true),
       columns,
       relations,
       hasMany,
diff --git a/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts b/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts
index 24887d21c0..d01021f2a2 100644
--- a/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts
+++ b/packages/nocodb/src/lib/noco/gql/GqlApiBuilder.ts
@@ -525,7 +525,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
     }>;
     type?: 'table' | 'view',
     columns?: {
-      [tn: string]: any
+      [key: string]: any
     }
   }): Promise<any> {
     this.log('xcTablesPopulate : names - %o , type - %s', args?.tableNames, args?.type)
@@ -535,8 +535,8 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
 
     // set table name alias
     relations.forEach(r => {
-      r._rtn = this.getTableNameAlias(r.rtn);
-      r._tn = this.getTableNameAlias(r.tn);
+      r._rtn = args?.tableNames?.find(t => t.tn === r.rtn)?._tn || this.getTableNameAlias(r.rtn);
+      r._tn = args?.tableNames?.find(t => t.tn === r.tn)?._tn || this.getTableNameAlias(r.tn);
       r.enabled = true;
     })
 
@@ -778,7 +778,6 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
 
       await this.getManyToManyRelations();
 
-
       // generate schema of models
       for (const meta of Object.values(this.metas)) {
         /**************** prepare GQL: schemas, types, resolvers ****************/
@@ -1131,7 +1130,7 @@ 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;
       const hasMany = this.extractHasManyRelationsOfTable(relations, tnp);
       const belongsTo = this.extractBelongsToRelationsOfTable(relations, tnp);
       const ctx = this.generateContextForTable(tnp, columns, relations, hasMany, belongsTo);
@@ -1175,7 +1174,8 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
         await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', {
           title: tnp,
           meta: JSON.stringify(oldMeta),
-          schema: this.schemas[tnp]
+          schema: this.schemas[tnp],
+          ...(queryParams ? {query_params: JSON.stringify(queryParams)} : {})
         }, {'title': tnp})
       }
 
@@ -1259,7 +1259,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
 
     /* update child table meta and resolvers */
     {
-      const columns = await this.getColumnList(tnc);
+      const columns = this.metas[tnc]?.columns;
       const belongsTo = this.extractBelongsToRelationsOfTable(relations, tnc);
       const hasMany = this.extractHasManyRelationsOfTable(relations, tnc);
       const ctx = this.generateContextForTable(tnc, columns, relations, hasMany, belongsTo);
@@ -1299,7 +1299,8 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
         await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', {
           title: tnc,
           meta: JSON.stringify(oldMeta),
-          schema: this.schemas[tnc]
+          schema: this.schemas[tnc],
+          ...(queryParams ? {query_params: JSON.stringify(queryParams)} : {})
         }, {'title': tnc})
       }
 
@@ -1831,8 +1832,6 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
         title: tn
       })
     }
-
-
     {
       const listPropName = `${this.metas[child]._tn}MMList`;
       this.log(`onRelationCreate : Generating and inserting '%s'  loaders`, listPropName);
diff --git a/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts b/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts
index d5b4f1493a..e83312839e 100644
--- a/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts
+++ b/packages/nocodb/src/lib/noco/meta/NcMetaMgr.ts
@@ -2308,8 +2308,8 @@ export default class NcMetaMgr {
       const associateTableCols = [];
 
       associateTableCols.push({
-        cn: `${childMeta.tn}_id`,
-        _cn: `${childMeta.tn}_id`,
+        cn: `${childMeta.tn}_c_id`,
+        _cn: `${childMeta._tn}CId`,
         rqd: true,
         pk: true,
         ai: false,
@@ -2320,8 +2320,8 @@ export default class NcMetaMgr {
         un: childPK.un,
         altered: 1
       }, {
-        cn: `${parentMeta.tn}_id`,
-        _cn: `${parentMeta.tn}_id`,
+        cn: `${parentMeta.tn}_p_id`,
+        _cn: `${parentMeta._tn}PId`,
         rqd: true,
         pk: true,
         ai: false,
@@ -2333,13 +2333,15 @@ export default class NcMetaMgr {
         altered: 1
       });
 
+      // todo: associative table naming
       const aTn = `${this.projectConfigs[projectId]?.prefix ?? ''}_nc_m2m_${parentMeta.tn}_${childMeta.tn}_${Math.floor(Math.random() * 1000)}`;
+      const aTnAlias = `m2m${parentMeta._tn}_${childMeta._tn}`;
 
       const out = await this.projectMgr.getSqlMgr({id: projectId}).handleRequest('tableCreate', {
         ...args,
         args: {
           tn: aTn,
-          _tn: aTn,
+          _tn: aTnAlias,
           columns: associateTableCols
         }
       });
@@ -2350,7 +2352,7 @@ export default class NcMetaMgr {
             ...args,
             args: {
               tn: aTn,
-              _tn: aTn,
+              _tn: aTnAlias,
               columns: associateTableCols
             }, api: 'tableCreate'
           },
@@ -2366,7 +2368,7 @@ export default class NcMetaMgr {
       const rel1Args = {
         ...args.args,
         childTable: aTn,
-        childColumn: `${parentMeta.tn}_id`,
+        childColumn: `${parentMeta.tn}_p_id`,
         parentTable: parentMeta.tn,
         parentColumn: parentPK.cn,
         type: 'real'
@@ -2374,7 +2376,7 @@ export default class NcMetaMgr {
       const rel2Args = {
         ...args.args,
         childTable: aTn,
-        childColumn: `${childMeta.tn}_id`,
+        childColumn: `${childMeta.tn}_c_id`,
         parentTable: childMeta.tn,
         parentColumn: childPK.cn,
         type: 'real'
diff --git a/packages/nocodb/src/lib/noco/rest/RestApiBuilder.ts b/packages/nocodb/src/lib/noco/rest/RestApiBuilder.ts
index b3687ddd26..bdc4fee244 100644
--- a/packages/nocodb/src/lib/noco/rest/RestApiBuilder.ts
+++ b/packages/nocodb/src/lib/noco/rest/RestApiBuilder.ts
@@ -284,6 +284,15 @@ export class RestApiBuilder extends BaseApiBuilder<Noco> {
 
     /* Get all relations */
     const relations = await this.relationsSyncAndGet();
+
+    // set table name alias
+    relations.forEach(r => {
+      r._rtn = args?.tableNames?.find(t => t.tn === r.rtn)?._tn || this.getTableNameAlias(r.rtn);
+      r._tn = args?.tableNames?.find(t => t.tn === r.tn)?._tn || this.getTableNameAlias(r.tn);
+      r.enabled = true;
+    })
+
+
     this.relationsCount = relations.length;
 
     if (args?.tableNames?.length) {
@@ -984,7 +993,7 @@ export class RestApiBuilder extends BaseApiBuilder<Noco> {
     const relations = await this.getXcRelationList();
     {
       const swaggerArr = [];
-      const columns = await this.getColumnList(tnp);
+      const columns = this.metas[tnp]?.columns;
       const hasMany = this.extractHasManyRelationsOfTable(relations, tnp);
 
       // set table name alias
@@ -1080,7 +1089,7 @@ export class RestApiBuilder extends BaseApiBuilder<Noco> {
     }
     {
       const swaggerArr = [];
-      const columns = await this.getColumnList(tnp);
+      const columns = this.metas[tnc]?.columns;
       const belongsTo = this.extractBelongsToRelationsOfTable(relations, tnc);
       const ctx = this.generateContextForTable(tnc, columns, relations, [], belongsTo);
       const meta = ModelXcMetaFactory.create(this.connectionConfig, this.generateRendererArgs(ctx)).getObject();
diff --git a/packages/nocodb/src/lib/sqlMgr/code/gql-schema/xc-ts/GqlXcTsSchemaMssql.ts b/packages/nocodb/src/lib/sqlMgr/code/gql-schema/xc-ts/GqlXcTsSchemaMssql.ts
index 398ce3b24e..0d603dcd17 100644
--- a/packages/nocodb/src/lib/sqlMgr/code/gql-schema/xc-ts/GqlXcTsSchemaMssql.ts
+++ b/packages/nocodb/src/lib/sqlMgr/code/gql-schema/xc-ts/GqlXcTsSchemaMssql.ts
@@ -1,6 +1,3 @@
-import inflection from "inflection";
-import lodash from "lodash";
-import {AGG_DEFAULT_COLS, GROUPBY_DEFAULT_COLS} from "./schemaHelp";
 import BaseGqlXcTsSchema from "./BaseGqlXcTsSchema";
 
 
@@ -19,15 +16,16 @@ class GqlXcTsSchemaMssql extends BaseGqlXcTsSchema {
     super({dir, filename, ctx});
   }
 
+/*
 
-  /**
+  /!**
    *
    * @param args
    * @param args.columns
    * @param args.relations
    * @returns {string}
    * @private
-   */
+   *!/
   _renderColumns(args) {
 
     let str = '';
@@ -168,6 +166,7 @@ class GqlXcTsSchemaMssql extends BaseGqlXcTsSchema {
 
     return `${str}\r\n\r\n${strWhere}`;
   }
+*/
 
 
   _getGraphqlType(columnObj): any {
@@ -249,9 +248,9 @@ class GqlXcTsSchemaMssql extends BaseGqlXcTsSchema {
 
   }
 
-  getString() {
+/*  getString() {
     return this._renderColumns(this.ctx);
-  }
+  }*/
 
 }