refactor: Remove duplicated code in DB models

packages/nocodb/src/db/sql-mgr/code/models/xc/BaseModelXcMeta.ts

@@ -83,6 +83,14 @@ abstract class BaseModelXcMeta extends BaseRender {
     return columnsArr;
   }
 
+  protected renderXcHasMany(args) {
+    return JSON.stringify(args.hasMany);
+  }
+
+  protected renderXcBelongsTo(args) {
+    return JSON.stringify(args.belongsTo);
+  }
+
   public getObject() {
     return {
       tn: this.ctx.tn,

packages/nocodb/src/db/sql-mgr/code/models/xc/ModelXcMetaMssql.ts

@@ -35,7 +35,7 @@ class ModelXcMetaMssql extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.hasMany = {
-      func: this._renderXcHasMany.bind(this),
+      func: this.renderXcHasMany.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -45,7 +45,7 @@ class ModelXcMetaMssql extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.belongsTo = {
-      func: this._renderXcBelongsTo.bind(this),
+      func: this.renderXcBelongsTo.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -56,14 +56,6 @@ class ModelXcMetaMssql extends BaseModelXcMeta {
     return data;
   }
 
-  _renderXcHasMany(args) {
-    return JSON.stringify(args.hasMany);
-  }
-
-  _renderXcBelongsTo(args) {
-    return JSON.stringify(args.belongsTo);
-  }
-
   /**
    *
    * @param args

packages/nocodb/src/db/sql-mgr/code/models/xc/ModelXcMetaMysql.ts

@@ -35,7 +35,7 @@ class ModelXcMetaMysql extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.hasMany = {
-      func: this._renderXcHasMany.bind(this),
+      func: this.renderXcHasMany.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -45,7 +45,7 @@ class ModelXcMetaMysql extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.belongsTo = {
-      func: this._renderXcBelongsTo.bind(this),
+      func: this.renderXcBelongsTo.bind(this),
       args: {
         dbType: this.ctx.dbType,
         tn: this.ctx.tn,
@@ -57,14 +57,6 @@ class ModelXcMetaMysql extends BaseModelXcMeta {
     return data;
   }
 
-  _renderXcHasMany(args) {
-    return JSON.stringify(args.hasMany);
-  }
-
-  _renderXcBelongsTo(args) {
-    return JSON.stringify(args.belongsTo);
-  }
-
   /**
    *
    * @param args

packages/nocodb/src/db/sql-mgr/code/models/xc/ModelXcMetaOracle.ts

@@ -35,7 +35,7 @@ class ModelXcMetaOracle extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.hasMany = {
-      func: this._renderXcHasMany.bind(this),
+      func: this.renderXcHasMany.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -45,7 +45,7 @@ class ModelXcMetaOracle extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.belongsTo = {
-      func: this._renderXcBelongsTo.bind(this),
+      func: this.renderXcBelongsTo.bind(this),
       args: {
         dbType: this.ctx.dbType,
         tn: this.ctx.tn,
@@ -57,14 +57,6 @@ class ModelXcMetaOracle extends BaseModelXcMeta {
     return data;
   }
 
-  _renderXcHasMany(args) {
-    return JSON.stringify(args.hasMany);
-  }
-
-  _renderXcBelongsTo(args) {
-    return JSON.stringify(args.belongsTo);
-  }
-
   /**
    *
    * @param args

packages/nocodb/src/db/sql-mgr/code/models/xc/ModelXcMetaPg.ts

@@ -35,7 +35,7 @@ class ModelXcMetaPg extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.hasMany = {
-      func: this._renderXcHasMany.bind(this),
+      func: this.renderXcHasMany.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -45,7 +45,7 @@ class ModelXcMetaPg extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.belongsTo = {
-      func: this._renderXcBelongsTo.bind(this),
+      func: this.renderXcBelongsTo.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -56,14 +56,6 @@ class ModelXcMetaPg extends BaseModelXcMeta {
     return data;
   }
 
-  _renderXcHasMany(args) {
-    return JSON.stringify(args.hasMany);
-  }
-
-  _renderXcBelongsTo(args) {
-    return JSON.stringify(args.belongsTo);
-  }
-
   /**
    *
    * @param args

packages/nocodb/src/db/sql-mgr/code/models/xc/ModelXcMetaSnowflake.ts

@@ -35,7 +35,7 @@ class ModelXcMetaSnowflake extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.hasMany = {
-      func: this._renderXcHasMany.bind(this),
+      func: this.renderXcHasMany.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -45,7 +45,7 @@ class ModelXcMetaSnowflake extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.belongsTo = {
-      func: this._renderXcBelongsTo.bind(this),
+      func: this.renderXcBelongsTo.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -56,14 +56,6 @@ class ModelXcMetaSnowflake extends BaseModelXcMeta {
     return data;
   }
 
-  _renderXcHasMany(args) {
-    return JSON.stringify(args.hasMany);
-  }
-
-  _renderXcBelongsTo(args) {
-    return JSON.stringify(args.belongsTo);
-  }
-
   /**
    *
    * @param args

packages/nocodb/src/db/sql-mgr/code/models/xc/ModelXcMetaSqlite.ts

@@ -35,7 +35,7 @@ class ModelXcMetaSqlite extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.hasMany = {
-      func: this._renderXcHasMany.bind(this),
+      func: this.renderXcHasMany.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -45,7 +45,7 @@ class ModelXcMetaSqlite extends BaseModelXcMeta {
 
     /* for complex code provide a func and args - do derivation within the func cbk */
     data.belongsTo = {
-      func: this._renderXcBelongsTo.bind(this),
+      func: this.renderXcBelongsTo.bind(this),
       args: {
         tn: this.ctx.tn,
         columns: this.ctx.columns,
@@ -56,14 +56,6 @@ class ModelXcMetaSqlite extends BaseModelXcMeta {
     return data;
   }
 
-  _renderXcHasMany(args) {
-    return JSON.stringify(args.hasMany);
-  }
-
-  _renderXcBelongsTo(args) {
-    return JSON.stringify(args.belongsTo);
-  }
-
   /**
    *
    * @param args