feat: support GRAPH and pipe syntax

Add support for GRAPH and pipe syntax queries to the database/sql driver.

Also adds the missing DDL keywords ANALYZE, GRANT, REVOKE, and RENAME.

statement_parser.go

@@ -30,8 +30,8 @@ import (
 	"google.golang.org/grpc/status"
 )
 
-var ddlStatements = map[string]bool{"CREATE": true, "DROP": true, "ALTER": true}
-var selectStatements = map[string]bool{"SELECT": true, "WITH": true}
+var ddlStatements = map[string]bool{"CREATE": true, "DROP": true, "ALTER": true, "ANALYZE": true, "GRANT": true, "REVOKE": true, "RENAME": true}
+var selectStatements = map[string]bool{"SELECT": true, "WITH": true, "GRAPH": true, "FROM": true}
 var dmlStatements = map[string]bool{"INSERT": true, "UPDATE": true, "DELETE": true}
 var selectAndDmlStatements = union(selectStatements, dmlStatements)
 

statement_parser_test.go

@@ -380,6 +380,14 @@ func TestRemoveStatementHint(t *testing.T) {
 			input: `@{JOIN_METHOD=HASH_JOIN} SELECT * FROM PersonsTable`,
 			want:  `SELECT * FROM PersonsTable`,
 		},
+		{
+			input: `@{JOIN_METHOD=HASH_JOIN} FROM Produce |> WHERE item != 'bananas'`,
+			want:  `FROM Produce |> WHERE item != 'bananas'`,
+		},
+		{
+			input: `@{JOIN_METHOD=HASH_JOIN} GRAPH FinGraph MATCH (n) RETURN LABELS(n) AS label, n.id`,
+			want:  `GRAPH FinGraph MATCH (n) RETURN LABELS(n) AS label, n.id`,
+		},
 		{
 			input: `@ {JOIN_METHOD=HASH_JOIN} SELECT * FROM PersonsTable`,
 			want:  `SELECT * FROM PersonsTable`,
@@ -841,6 +849,26 @@ func TestIsDdl(t *testing.T) {
 			input: "    \t\n  ",
 			want:  false,
 		},
+		{
+			name:  "analyze",
+			input: `analyze`,
+			want:  true,
+		},
+		{
+			name:  "grant",
+			input: `GRANT SELECT ON TABLE employees TO ROLE hr_rep;`,
+			want:  true,
+		},
+		{
+			name:  "revoke",
+			input: `REVOKE SELECT ON TABLE employees TO ROLE hr_rep;`,
+			want:  true,
+		},
+		{
+			name:  "rename",
+			input: `rename table foo to bar`,
+			want:  true,
+		},
 	}
 
 	for _, tc := range tests {