Merge pull request #2544 from taozhi8833998/fix-sqlify-bug

fix: multiple array index when sqlify back

Author: taozhi8833998

src/column.js

@@ -184,7 +184,7 @@ function columnToSQL(column, isDual) {
     return result.filter(hasVal).join(' ')
   }
   if (expr.parentheses && Reflect.has(expr, 'array_index') && expr.type !== 'cast') str = `(${str})`
-  if (expr.array_index && expr.type !== 'column_ref') {
+  if (expr.array_index && expr.type !== 'column_ref' && expr.type !== 'function') {
     str = `${str}${arrayIndexToSQL(expr.array_index)}`
   }
   return [str, asToSQL(column.as)].filter(hasVal).join(' ')

test/snowflake.spec.js

@@ -539,6 +539,13 @@ describe('snowflake', () => {
         'SELECT "my ""column"""'
       ]
     },
+    {
+      title: 'array index',
+      sql: [
+        "SELECT split('12-34', '-')[0] FROM DUAL",
+        "SELECT split('12-34', '-')[0] FROM DUAL"
+      ]
+    },
   ]
   SQL_LIST.forEach(sqlInfo => {
     const { title, sql } = sqlInfo