diff --git a/README.md b/README.md
index e3485cd..c08df1b 100644
--- a/README.md
+++ b/README.md
@@ -154,18 +154,48 @@ Note that all this eager related options are optional.
 
 #### Query Operators
 
-- **`$eager`** - parameter to eager load relations defined in models'
+- **`$eager`** - eager load relations defined in models'
   `relationMappings` getter methods or in the `namedEagerFilters` option. See
   [`eager`](https://vincit.github.io/objection.js/#eager) documentation.
-- **`$joinRelation`** - parameter to filter based on a relation's field. See
+- **`$joinRelation`** - filter based on a relation's field. See
   [`joinRelation`](https://vincit.github.io/objection.js/#joinrelation)
   documentation.
-- **`$joinEager`** - parameter to filter based on a relation's field using
+- **`$joinEager`** - filter based on a relation's field using
   `JoinEagerAlgorithm`. See
   [`$joinEager`](https://vincit.github.io/objection.js/#joineager)
   documentation.
-- **`$pick`** - parameter to pick properties from result models. See
+- **`$pick`** - pick properties from result models. See
   [`pick`](https://vincit.github.io/objection.js/#pick) documentation.
+  
+- **`$between`** - filter based on if a column value is between range of values
+
+- **`$notBetween`** - filter based on if a column value is not between range of values  
+
+- **`$like`** - filter column value based on a LIKE pattern
+
+- **`$notLike`** - filter column value based on a NOT LIKE pattern
+
+- **`$regexp`** - filter column value based on a REGEXP pattern
+
+- **`$notRegexp`** - filter column value based on a NOT REGEXP pattern
+
+- **`$ilike`** - (Postgres) filter column value based on a case-insensitive LIKE pattern
+
+- **`$notILike`** - (Postgres) filter column value based on a case-insensitive NOT LIKE pattern
+
+- **`$iRegexp`** - (Postgres) filter column value based on a case-insensitive REGEXP pattern
+
+- **`$notIRegexp`** - (Postgres) filter column value based on a case-insensitive NOT REGEXP pattern
+  
+- **`$containsKey`** (Postgres) - filter based on if a column contains a key
+
+- **`$any`** (Postgres) - filter based on if a column contains any key from array of strings
+
+- **`$all`** (Postgres) - filter based on if a column contains all keys from array of strings
+
+- **`$contains`** (Postgres) - filter based on if a column contains a value
+
+- **`$contained`** (Postgres) - filter based on if a column is contained in a value
 
 #### Params Operators
 
diff --git a/package-lock.json b/package-lock.json
index 0aae101..4330a71 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "feathers-objection",
-  "version": "3.1.2",
+  "version": "3.2.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1940,6 +1940,11 @@
       "integrity": "sha512-c5mRlguI/Pe2dSZmpER62rSCu0ryKmWddzRYsuXc50U2/g8jMOulc31VZMa4mYx31U5xsmSOpDCgH88Vl9cDGQ==",
       "dev": true
     },
+    "buffer-writer": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-writer/-/buffer-writer-2.0.0.tgz",
+      "integrity": "sha512-a7ZpuTZU1TRtnwyCNW3I5dc0wWNC3VR9S++Ewyk2HHZdrO3CQJqSpd+95Us590V6AL7JqUAH2IwZ/398PmNFgw=="
+    },
     "builtin-modules": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/builtin-modules/-/builtin-modules-1.1.1.tgz",
@@ -6814,6 +6819,11 @@
       "integrity": "sha1-y8ec26+P1CKOE/Yh8rGiN8GyB7M=",
       "dev": true
     },
+    "packet-reader": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/packet-reader/-/packet-reader-0.3.1.tgz",
+      "integrity": "sha1-zWLmCvjX/qinBexP+ZCHHEaHHyc="
+    },
     "parse-filepath": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/parse-filepath/-/parse-filepath-1.0.2.tgz",
@@ -6934,12 +6944,68 @@
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=",
       "dev": true
     },
+    "pg": {
+      "version": "7.8.0",
+      "resolved": "https://registry.npmjs.org/pg/-/pg-7.8.0.tgz",
+      "integrity": "sha512-yS3C9YD+ft0H7G47uU0eKajgTieggCXdA+Fxhm5G+wionY6kPBa8BEVDwPLMxQvkRkv3/LXiFEqjZm9gfxdW+g==",
+      "requires": {
+        "buffer-writer": "2.0.0",
+        "packet-reader": "0.3.1",
+        "pg-connection-string": "0.1.3",
+        "pg-pool": "^2.0.4",
+        "pg-types": "~2.0.0",
+        "pgpass": "1.x",
+        "semver": "4.3.2"
+      },
+      "dependencies": {
+        "pg-connection-string": {
+          "version": "0.1.3",
+          "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-0.1.3.tgz",
+          "integrity": "sha1-2hhHsglA5C7hSSvq9l1J2RskXfc="
+        },
+        "semver": {
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
+          "integrity": "sha1-x6BxWKgL7dBSNVt3DYLWZA+AO+c="
+        }
+      }
+    },
     "pg-connection-string": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.0.0.tgz",
       "integrity": "sha1-Pu/lmX4G2Ugh5NUC5CtqHHP434I=",
       "dev": true
     },
+    "pg-int8": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
+      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw=="
+    },
+    "pg-pool": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-2.0.6.tgz",
+      "integrity": "sha512-hod2zYQxM8Gt482q+qONGTYcg/qVcV32VHVPtktbBJs0us3Dj7xibISw0BAAXVMCzt8A/jhfJvpZaxUlqtqs0g=="
+    },
+    "pg-types": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.0.0.tgz",
+      "integrity": "sha512-THUD7gQll5tys+5eQ8Rvs7DjHiIC3bLqixk3gMN9Hu8UrCBAOjf35FoI39rTGGc3lM2HU/R+Knpxvd11mCwOMA==",
+      "requires": {
+        "pg-int8": "1.0.1",
+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.0",
+        "postgres-interval": "^1.1.0"
+      }
+    },
+    "pgpass": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.2.tgz",
+      "integrity": "sha1-Knu0G2BltnkH6R2hsHwYR8h3swY=",
+      "requires": {
+        "split": "^1.0.0"
+      }
+    },
     "pify": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
@@ -7051,6 +7117,29 @@
       "integrity": "sha1-AerA/jta9xoqbAL+q7jB/vfgDqs=",
       "dev": true
     },
+    "postgres-array": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
+      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA=="
+    },
+    "postgres-bytea": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
+      "integrity": "sha1-AntTPAqokOJtFy1Hz5zOzFIazTU="
+    },
+    "postgres-date": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.3.tgz",
+      "integrity": "sha1-4tiXAu/bJY/52c7g/pG9BpdSV6g="
+    },
+    "postgres-interval": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.1.2.tgz",
+      "integrity": "sha512-fC3xNHeTskCxL1dC8KOtxXt7YeFmlbTYtn7ul8MkVERuTmf7pI4DrkAxcw3kh1fQ9uz4wQmd03a1mRiXUZChfQ==",
+      "requires": {
+        "xtend": "^4.0.0"
+      }
+    },
     "prelude-ls": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz",
@@ -7910,6 +7999,14 @@
       "integrity": "sha512-uBIcIl3Ih6Phe3XHK1NqboJLdGfwr1UN3k6wSD1dZpmPsIkb8AGNbZYJ1fOBk834+Gxy8rpfDxrS6XLEMZMY2g==",
       "dev": true
     },
+    "split": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
+      "integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
+      "requires": {
+        "through": "2"
+      }
+    },
     "split-string": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/split-string/-/split-string-3.1.0.tgz",
@@ -8177,8 +8274,7 @@
     "through": {
       "version": "2.3.8",
       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
-      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
-      "dev": true
+      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
     },
     "tildify": {
       "version": "1.2.0",
@@ -8594,8 +8690,7 @@
     "xtend": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
-      "dev": true
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
     },
     "y18n": {
       "version": "4.0.0",
diff --git a/package.json b/package.json
index ecc48ee..7bdc269 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "feathers-objection",
   "description": "A service plugin for ObjectionJS an ORM based on KnexJS",
-  "version": "3.1.2",
+  "version": "3.2.0",
   "homepage": "https://github.com/feathersjs-ecosystem/feathers-objection",
   "keywords": [
     "feathers",
@@ -56,7 +56,8 @@
   },
   "dependencies": {
     "@feathersjs/adapter-commons": "^2.0.0",
-    "@feathersjs/errors": "^3.3.6"
+    "@feathersjs/errors": "^3.3.6",
+    "pg": "^7.8.0"
   },
   "devDependencies": {
     "@babel/cli": "^7.2.3",
diff --git a/src/index.js b/src/index.js
index e5ea85e..161c947 100644
--- a/src/index.js
+++ b/src/index.js
@@ -37,9 +37,27 @@ const OPERATORS_MAP = {
   $like: 'like',
   $notLike: 'not like',
   $ilike: 'ilike',
-  $notILike: 'not ilike'
+  $notILike: 'not ilike',
+  $regexp: '~',
+  $notRegexp: '!~',
+  $iRegexp: '~*',
+  $notIRegexp: '!~*',
+  $between: 'between',
+  $notBetween: 'not between',
+  $contains: '@>',
+  $containsKey: '?',
+  $contained: '<@',
+  $any: '?|',
+  $all: '?&'
 };
 
+const RANGE_OPERATORS = [
+  'between',
+  'not between',
+  '?|',
+  '?&'
+];
+
 /**
  * Class representing an feathers adapter for Objection.js ORM.
  * @param {object} options
@@ -134,7 +152,7 @@ class Service extends AdapterService {
     if (params.$pick) { delete params.$pick; }
 
     Object.keys(params || {}).forEach(key => {
-      const value = params[key];
+      let value = params[key];
 
       if (utils.isPlainObject(value)) {
         return this.objectify(query, value, key, parentKey);
@@ -176,7 +194,25 @@ class Service extends AdapterService {
       let columnType = property && property.type;
       if (columnType) {
         if (Array.isArray(columnType)) { columnType = columnType[0]; }
-        if (columnType === 'object' || columnType === 'array') { return query.where(ref(`${this.Model.tableName}.${methodKey || column}:${(methodKey ? column : key).replace(/\(/g, '[').replace(/\)/g, ']')}`).castText(), operator, value); }
+        if (columnType === 'object' || columnType === 'array') {
+          let refColumn = null;
+
+          if (!methodKey && key[0] === '$') {
+            refColumn = ref(`${this.Model.tableName}.${methodKey || column}`);
+          } else {
+            refColumn = ref(`${this.Model.tableName}.${methodKey || column}:${(methodKey ? column : key).replace(/\(/g, '[').replace(/\)/g, ']')}`);
+          }
+
+          if (RANGE_OPERATORS.includes(operator) && typeof value === 'string' && value[0] === '[' && value[value.length - 1] === ']') {
+            value = JSON.parse(value);
+          }
+
+          return query.where(refColumn, operator, value);
+        }
+      }
+
+      if (RANGE_OPERATORS.includes(operator) && typeof value === 'string' && value[0] === '[' && value[value.length - 1] === ']') {
+        value = JSON.parse(value);
       }
 
       return operator === '=' ? query.where(column, value) : query.where(column, operator, value);
diff --git a/test/company.js b/test/company.js
index ac0a944..61ccfae 100644
--- a/test/company.js
+++ b/test/company.js
@@ -24,7 +24,9 @@ export default class Company extends Model {
           }
         }
       },
-      jsonArray: { type: ['array', 'null'] }
+      jsonArray: { type: ['array', 'null'] },
+      jsonbObject: { type: ['object', 'null'] },
+      jsonbArray: { type: ['array', 'null'] }
     }
   }
 
diff --git a/test/index.test.js b/test/index.test.js
index 34e55dc..04ae034 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -97,6 +97,7 @@ const app = feathers()
       model: People,
       id: 'id',
       multi: ['create'],
+      whitelist: ['$and', '$like', '$between', '$notBetween'],
       events: ['testing']
     })
   )
@@ -133,7 +134,7 @@ const app = feathers()
       model: Company,
       id: 'id',
       multi: ['create', 'remove'],
-      whitelist: ['$eager', '$pick'],
+      whitelist: ['$eager', '$pick', '$between', '$notBetween', '$containsKey', '$contains', '$contained', '$any', '$all'],
       allowedEager: '[ceos, clients]',
       namedEagerFilters: {
         notSnoop (builder) {
@@ -228,13 +229,19 @@ function clean (done) {
       });
     })
     .then(() => {
-      return db.schema.dropTableIfExists('companies').then(() => {
-        return db.schema.createTable('companies', table => {
-          table.increments('id');
-          table.string('name');
-          table.integer('ceo');
-          table.json('jsonObject');
-          table.json('jsonArray');
+      return db.schema.dropTableIfExists('clients').then(() => {
+        return db.schema.dropTableIfExists('employees').then(() => {
+          return db.schema.dropTableIfExists('companies').then(() => {
+            return db.schema.createTable('companies', table => {
+              table.increments('id');
+              table.string('name');
+              table.integer('ceo');
+              table.json('jsonObject');
+              table.json('jsonArray');
+              table.jsonb('jsonbObject');
+              table.jsonb('jsonbArray');
+            });
+          });
         });
       });
     })
@@ -890,7 +897,7 @@ describe('Feathers Objection Service', () => {
       }).catch(function (error) {
         expect(error).to.be.ok;
         expect(error instanceof errors.BadRequest).to.be.ok;
-        expect(error.message).to.equal('select `companies`.* from `companies` where CAST(`companies`.`jsonObject`#>>\'{numberField}\' AS text) = 1.5 - SQLITE_ERROR: unrecognized token: "#"');
+        expect(error.message).to.equal('select `companies`.* from `companies` where `companies`.`jsonObject`#>\'{numberField}\' = 1.5 - SQLITE_ERROR: unrecognized token: "#"');
       });
     });
 
@@ -900,7 +907,7 @@ describe('Feathers Objection Service', () => {
       }).catch(function (error) {
         expect(error).to.be.ok;
         expect(error instanceof errors.BadRequest).to.be.ok;
-        expect(error.message).to.equal('select `companies`.* from `companies` where CAST(`companies`.`jsonObject`#>>\'{numberField}\' AS text) > 1.5 - SQLITE_ERROR: unrecognized token: "#"');
+        expect(error.message).to.equal('select `companies`.* from `companies` where `companies`.`jsonObject`#>\'{numberField}\' > 1.5 - SQLITE_ERROR: unrecognized token: "#"');
       });
     });
 
@@ -910,7 +917,7 @@ describe('Feathers Objection Service', () => {
       }).catch(function (error) {
         expect(error).to.be.ok;
         expect(error instanceof errors.BadRequest).to.be.ok;
-        expect(error.message).to.equal('select `companies`.* from `companies` where CAST(`companies`.`jsonObject`#>>\'{objectField,object}\' AS text) = \'string in jsonObject.objectField.object\' - SQLITE_ERROR: unrecognized token: "#"');
+        expect(error.message).to.equal('select `companies`.* from `companies` where `companies`.`jsonObject`#>\'{objectField,object}\' = \'string in jsonObject.objectField.object\' - SQLITE_ERROR: unrecognized token: "#"');
       });
     });
 
@@ -926,7 +933,7 @@ describe('Feathers Objection Service', () => {
       }).catch(function (error) {
         expect(error).to.be.ok;
         expect(error instanceof errors.BadRequest).to.be.ok;
-        expect(error.message).to.equal('select `companies`.* from `companies` where CAST(`companies`.`jsonArray`#>>\'{0,objectField,object}\' AS text) = \'I\'\'m string in jsonArray[0].objectField.object\' - SQLITE_ERROR: unrecognized token: "#"');
+        expect(error.message).to.equal('select `companies`.* from `companies` where `companies`.`jsonArray`#>\'{0,objectField,object}\' = \'I\'\'m string in jsonArray[0].objectField.object\' - SQLITE_ERROR: unrecognized token: "#"');
       });
     });
   });
@@ -1030,7 +1037,7 @@ describe('Feathers Objection Service', () => {
   });
 
   describe('$like method', () => {
-    beforeEach(async () => {
+    before(async () => {
       await people
         .create({
           name: 'Charlie Brown',
@@ -1046,7 +1053,7 @@ describe('Feathers Objection Service', () => {
   });
 
   describe('$and method', () => {
-    beforeEach(async () => {
+    before(async () => {
       await people
         .create([
           {
@@ -1072,7 +1079,7 @@ describe('Feathers Objection Service', () => {
   });
 
   describe('$or method', () => {
-    beforeEach(async () => {
+    before(async () => {
       await people
         .create([
           {
@@ -1097,6 +1104,144 @@ describe('Feathers Objection Service', () => {
     });
   });
 
+  describe('between & not between operators', () => {
+    before(async () => {
+      await people
+        .create([
+          {
+            name: 'Dave',
+            age: 1
+          },
+          {
+            name: 'John',
+            age: 101
+          },
+          {
+            name: 'Dada',
+            age: 15
+          }
+        ]);
+    });
+
+    it('$between', () => {
+      return people.find({ query: { age: { $between: [100, 102] } } }).then(data => {
+        expect(data[0].name).to.be.equal('John');
+      });
+    });
+
+    it('$between - string', () => {
+      return people.find({ query: { age: { $between: '[100, 102]' } } }).then(data => {
+        expect(data[0].name).to.be.equal('John');
+      });
+    });
+
+    it('$notBetween', () => {
+      return people.find({ query: { age: { $notBetween: [0, 100] } } }).then(data => {
+        expect(data[0].name).to.be.equal('John');
+      });
+    });
+
+    it('$notBetween - string', () => {
+      return people.find({ query: { age: { $notBetween: '[0, 100]' } } }).then(data => {
+        expect(data[0].name).to.be.equal('John');
+      });
+    });
+  });
+
+  describe.skip('JSON operators (Postgres)', () => {
+    before(async () => {
+      await companies
+        .create([
+          {
+            name: 'Google',
+            jsonbObject: { a: 1, b: 2, c: { d: [3] }, e: [4] },
+            jsonbArray: [1, 2]
+          },
+          {
+            name: 'Apple',
+            jsonbObject: { z: 0 },
+            jsonbArray: [0]
+          }
+        ]);
+    });
+
+    after(async () => {
+      await companies.remove(null);
+    });
+
+    it('$containsKey', () => {
+      return companies.find({ query: { jsonbObject: { $containsKey: 'a' } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$containsKey - nested', () => {
+      return companies.find({ query: { jsonbObject: { c: { $containsKey: 'd' } } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$contains', () => {
+      return companies.find({ query: { jsonbArray: { $contains: 1 } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$contains', () => {
+      return companies.find({ query: { jsonbArray: { $contains: 1 } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$contains - nested', () => {
+      return companies.find({ query: { jsonbObject: { e: { $contains: 4 } } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$contained', () => {
+      return companies.find({ query: { jsonbObject: { $contained: JSON.stringify({ a: 1, b: 2, c: { d: [3] }, e: [4], f: 5 }) } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$any', () => {
+      return companies.find({ query: { jsonbObject: { $any: ['a', 'aa'] } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$all', () => {
+      return companies.find({ query: { jsonbObject: { $all: ['a', 'b'] } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$between', () => {
+      return companies.find({ query: { jsonbObject: { b: { $between: [1, 3] } } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$between - string', () => {
+      return companies.find({ query: { jsonbObject: { b: { $between: '[1, 3]' } } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$notBetween', () => {
+      return companies.find({ query: { jsonbObject: { b: { $notBetween: [3, 5] } } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+
+    it('$notBetween - string', () => {
+      return companies.find({ query: { jsonbObject: { b: { $notBetween: '[3, 5]' } } } }).then(data => {
+        expect(data[0].name).to.be.equal('Google');
+      });
+    });
+  });
+
   describe('Transactions', () => {
     let transaction;