diff --git a/frontend/src/app/components/protected/create/hyper-ide/components/ide-tree/ide-tree.component.ts b/frontend/src/app/components/protected/create/hyper-ide/components/ide-tree/ide-tree.component.ts
index 61ec790b1d..b8e23307ac 100644
--- a/frontend/src/app/components/protected/create/hyper-ide/components/ide-tree/ide-tree.component.ts
+++ b/frontend/src/app/components/protected/create/hyper-ide/components/ide-tree/ide-tree.component.ts
@@ -207,7 +207,8 @@ export class IdeTreeComponent implements OnInit {
         next: (result: any) => {
 
           this.dialog.open(ParametriseActionDialog, {
-            width: '550px',
+            width: '750px',
+            maxWidth: '80vw',
             disableClose: true,
             data: {
               input: result.input,
diff --git a/frontend/src/app/components/protected/create/hyper-ide/components/parametrise-action-dialog/components/codemirror-sql-formly.component.ts b/frontend/src/app/components/protected/create/hyper-ide/components/parametrise-action-dialog/components/codemirror-sql-formly.component.ts
index 30620b2379..1bcb3b16d2 100644
--- a/frontend/src/app/components/protected/create/hyper-ide/components/parametrise-action-dialog/components/codemirror-sql-formly.component.ts
+++ b/frontend/src/app/components/protected/create/hyper-ide/components/parametrise-action-dialog/components/codemirror-sql-formly.component.ts
@@ -7,7 +7,10 @@
 import { ChangeDetectorRef, Component, OnInit, ViewChild } from '@angular/core';
 import { CodemirrorComponent } from '@ctrl/ngx-codemirror';
 import { FieldType, FieldTypeConfig } from '@ngx-formly/core';
+import { Databases } from 'src/app/models/databases.model';
 import { CodemirrorActionsService } from 'src/app/services/codemirror-actions.service';
+import { GeneralService } from 'src/app/services/general.service';
+import { SqlService } from 'src/app/services/sql.service';
 
 /**
  * CodeMirror Formly extension field.
@@ -18,13 +21,17 @@ import { CodemirrorActionsService } from 'src/app/services/codemirror-actions.se
 })
 export class CodemirrorSqlFormlyComponent extends FieldType<FieldTypeConfig> implements OnInit {
 
+  private databases: Databases = null;
   @ViewChild('editor') private editor: CodemirrorComponent;
   cmOptions: any = null;
   ready: boolean = false;
 
   constructor(
-    private codemirrorActionsService: CodemirrorActionsService,
-    private cdn: ChangeDetectorRef) {
+    private sqlService: SqlService,
+    private cdn: ChangeDetectorRef,
+    private generalService: GeneralService,
+    private codemirrorActionsService: CodemirrorActionsService) {
+
     super();
   }
 
@@ -44,9 +51,79 @@ export class CodemirrorSqlFormlyComponent extends FieldType<FieldTypeConfig> imp
 
       // Waiting until CodeMirror is displayed, and cleaning history.
       setTimeout(() => {
+
+        // Cleaning out history and marking editor as clean.
         this.editor.codeMirror.getDoc().markClean();
         this.editor.codeMirror.getDoc().clearHistory();
+
+        // Verifying we've got database type, connection string, and database values.
+        if (this.form.controls['database-type'] &&
+          this.form.controls['connection-string'] &&
+          this.form.controls['database']) {
+
+          // Retrieving tables for autocomplete.
+          this.getDatabaseTables();
+
+          // Making sure we listen to changes in model.
+          this.form.controls['database-type'].valueChanges.subscribe({
+            next : () => {
+              this.getDatabaseTables();
+            }
+          });
+          this.form.controls['connection-string'].valueChanges.subscribe({
+            next : () => {
+              this.getDatabaseTables();
+            }
+          });
+          this.form.controls['database'].valueChanges.subscribe({
+            next : () => {
+              this.databaseChanged();
+            }
+          });
+        }
       }, 1);
     }, 250);
   }
+
+  /*
+   * Private helpers.
+   */
+
+  private getDatabaseTables() {
+
+    // Verifying we've got a "well known type" that allows us to retrieve database meta information.
+    if (this.model['database-type'] === '' ||
+        this.model['connection-string'] === '' ||
+        this.model['database'] === '') {
+
+      // No valid database is selected.
+      return;
+    }
+
+    this.generalService.showLoading();
+    this.sqlService.getDatabaseMetaInfo(this.model['database-type'], this.model['connection-string']).subscribe({
+
+      next: (result: Databases) => {
+
+        this.databases = result;
+        this.generalService.hideLoading();
+        this.databaseChanged();
+      },
+
+      error: (error: any) => {
+
+        this.generalService.hideLoading();
+        this.generalService.showFeedback(error?.error?.message ?? error, 'errorMessage');
+      }
+    });
+  }
+
+  private databaseChanged() {
+
+    let hintTables = (this.databases.databases || []).find((db: any) => db.name === this.model['database'])?.tables || [];
+    const hints = Object.fromEntries(hintTables.map((x: any) => [x.name, x.columns.map((y: any) => y.name)]));
+    this.cmOptions.hintOptions = {
+      tables: hints,
+    };
+}
 }