diff --git a/README.md b/README.md
index 62d22ed65..beb78bc67 100644
--- a/README.md
+++ b/README.md
@@ -73,6 +73,7 @@ We support and actively test against certain third-party clients to ensure compa
 |`DAYOFWEEK(date)`|Returns the day of the week of the given date.|
 |`DAYOFYEAR(date)`|Returns the day of the year of the given date.|
 |`FLOOR(number)`|Return the largest integer value that is less than or equal to `number`.|
+|`FROM_BASE64(str)`|Decodes the base64-encoded string str.|
 |`HOUR(date)`|Returns the hours of the given date.|
 |`IFNULL(expr1, expr2)`|If expr1 is not NULL, IFNULL() returns expr1; otherwise it returns expr2.|
 |`IS_BINARY(blob)`|Returns whether a BLOB is a binary file or not.|
@@ -107,7 +108,6 @@ We support and actively test against certain third-party clients to ensure compa
 |`SUBSTRING(str, pos, [len])`|Return a substring from the provided string starting at `pos` with a length of `len` characters. If no `len` is provided, all characters from `pos` until the end will be taken.|
 |`SUM(expr)`|Returns the sum of expr in all rows.|
 |`TO_BASE64(str)`|Encodes the string str in base64 format.|
-|`FROM_BASE64(str)`|Decodes the base64-encoded string str.|
 |`TRIM(str)`|Returns the string str with all spaces removed.|
 |`UPPER(str)`|Returns the string str with all characters in upper case.|
 |`WEEKDAY(date)`|Returns the weekday of the given date.|
diff --git a/engine_test.go b/engine_test.go
index e6a676b37..f3dcc966c 100644
--- a/engine_test.go
+++ b/engine_test.go
@@ -909,14 +909,6 @@ var queries = []struct {
 		"SELECT FROM_BASE64('YmFy')",
 		[]sql.Row{{string("bar")}},
 	},
-	{
-		"SELECT DISTINCT 1, 2",
-		[]sql.Row{{int64(1), int64(2)}},
-	},
-	{
-		"SELECT DISTINCT(1,2)",
-		[]sql.Row{},
-	},
 }
 
 func TestQueries(t *testing.T) {
diff --git a/sql/analyzer/optimization_rules.go b/sql/analyzer/optimization_rules.go
index 3de847b7e..f8795348b 100644
--- a/sql/analyzer/optimization_rules.go
+++ b/sql/analyzer/optimization_rules.go
@@ -1,7 +1,7 @@
 package analyzer
 
 import (
-	"gopkg.in/src-d/go-errors.v1"
+	errors "gopkg.in/src-d/go-errors.v1"
 	"gopkg.in/src-d/go-mysql-server.v0/sql"
 	"gopkg.in/src-d/go-mysql-server.v0/sql/expression"
 	"gopkg.in/src-d/go-mysql-server.v0/sql/plan"
@@ -33,7 +33,6 @@ func optimizeDistinct(ctx *sql.Context, a *Analyzer, node sql.Node) (sql.Node, e
 	defer span.Finish()
 
 	a.Log("optimize distinct, node of type: %T", node)
-
 	if node, ok := node.(*plan.Distinct); ok {
 		var isSorted bool
 		_, _ = node.TransformUp(func(node sql.Node) (sql.Node, error) {
diff --git a/sql/analyzer/validation_rules.go b/sql/analyzer/validation_rules.go
index cc6cfa65f..500b3608c 100644
--- a/sql/analyzer/validation_rules.go
+++ b/sql/analyzer/validation_rules.go
@@ -3,7 +3,7 @@ package analyzer
 import (
 	"strings"
 
-	"gopkg.in/src-d/go-errors.v1"
+	errors "gopkg.in/src-d/go-errors.v1"
 	"gopkg.in/src-d/go-mysql-server.v0/sql"
 	"gopkg.in/src-d/go-mysql-server.v0/sql/expression"
 	"gopkg.in/src-d/go-mysql-server.v0/sql/plan"