dolphin: Implement INSERT ... SELECT (#626)

Author: kyleconroy

…endtoend/testdata/insert_select/go/db.go …nd/testdata/insert_select/mysql/go/db.gointernal/endtoend/testdata/insert_select/go/db.go renamed to internal/endtoend/testdata/insert_select/mysql/go/db.go internal/endtoend/testdata/insert_select/go/db.go renamed to internal/endtoend/testdata/insert_select/mysql/go/db.go

@@ -0,0 +1,7 @@
+CREATE TABLE bar (name text not null, ready bool not null);
+CREATE TABLE foo (name text not null, meta text not null);
+
+/* name: InsertSelect :exec */
+INSERT INTO foo (name, meta)
+SELECT name, ?
+FROM bar WHERE ready = ?;

…oend/testdata/insert_select/go/models.go …estdata/insert_select/mysql/go/models.gointernal/endtoend/testdata/insert_select/go/models.go renamed to internal/endtoend/testdata/insert_select/mysql/go/models.go internal/endtoend/testdata/insert_select/go/models.go renamed to internal/endtoend/testdata/insert_select/mysql/go/models.go

@@ -2,6 +2,7 @@
   "version": "1",
   "packages": [
     {
+      "engine": "_dolphin",
       "path": "go",
       "name": "querytest",
       "schema": "query.sql",

internal/endtoend/testdata/insert_select/mysql/go/query.sql.go

@@ -0,0 +1,12 @@
+{
+  "version": "1",
+  "packages": [
+    {
+      "engine": "postgresql",
+      "path": "go",
+      "name": "querytest",
+      "schema": "query.sql",
+      "queries": "query.sql"
+    }
+  ]
+}