diff --git a/packages/nestjs/package.json b/packages/nestjs/package.json
index 16709da..2286dc4 100644
--- a/packages/nestjs/package.json
+++ b/packages/nestjs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@oasisdex/nestjs",
-  "version": "0.0.6",
+  "version": "0.0.8",
   "description": "The set of utilities for Nest.js",
   "homepage": "https://github.com/OasisDEX/common#readme",
   "main": "lib/src/index.js",
diff --git a/packages/nestjs/src/database/database.columns.ts b/packages/nestjs/src/database/database.columns.ts
new file mode 100644
index 0000000..2ed5bf3
--- /dev/null
+++ b/packages/nestjs/src/database/database.columns.ts
@@ -0,0 +1,35 @@
+/* eslint-disable func-style */
+import { Column } from 'typeorm';
+import { ColumnCommonOptions } from 'typeorm/decorator/options/ColumnCommonOptions';
+import { ColumnNumericOptions } from 'typeorm/decorator/options/ColumnNumericOptions';
+import { ColumnWithLengthOptions } from 'typeorm/decorator/options/ColumnWithLengthOptions';
+import { DatabaseTransformer } from './database.transformer';
+
+export const Address = (
+  options?: ColumnCommonOptions & ColumnWithLengthOptions,
+): PropertyDecorator =>
+  Column('char', {
+    length: 42,
+    transformer: DatabaseTransformer.lowercase,
+    ...options,
+  });
+
+export const TransactionHash = (
+  options?: ColumnCommonOptions & ColumnWithLengthOptions,
+): PropertyDecorator =>
+  Column('char', { length: 66, transformer: DatabaseTransformer.lowercase, ...options });
+
+export const BigNumberIntColumn = (
+  options?: ColumnCommonOptions & ColumnNumericOptions,
+): PropertyDecorator =>
+  Column('decimal', {
+    transformer: DatabaseTransformer.bignumber,
+    precision: 38,
+    scale: 0,
+    ...options,
+  });
+
+export const BigNumberDecimalColumn = (
+  options?: ColumnCommonOptions & ColumnNumericOptions,
+): PropertyDecorator =>
+  Column('decimal', { transformer: DatabaseTransformer.bignumber, ...options });
diff --git a/packages/nestjs/src/database/index.ts b/packages/nestjs/src/database/index.ts
index d55b631..09e88da 100644
--- a/packages/nestjs/src/database/index.ts
+++ b/packages/nestjs/src/database/index.ts
@@ -1 +1,2 @@
 export * from './database.transformer';
+export * from './database.columns';