Fix #58 - enable NO_BACKSLASH_ESCAPE sql mode in connection

src/mysql_connection.cpp

@@ -31,6 +31,7 @@ MySQLConnection MySQLConnection::Open(const string &connection_string) {
 	result.connection = make_shared<OwnedMySQLConnection>(MySQLUtils::Connect(connection_string));
 	result.dsn = connection_string;
 	result.Execute("SET character_set_results = 'utf8mb4';");
+	result.Execute("SET sql_mode = 'no_backslash_escapes';");
 	return result;
 }
 

test/sql/insert_backslash.test

@@ -0,0 +1,24 @@
+# name: test/sql/insert_backslash.test
+# description: Issue #58 - value is "\" can not copy to mysql
+# group: [sql]
+
+require mysql_scanner
+
+require-env MYSQL_TEST_DATABASE_AVAILABLE
+
+statement ok
+ATTACH 'host=localhost user=root port=0 database=mysqlscanner' AS msql (TYPE MYSQL_SCANNER)
+
+statement ok
+USE msql
+
+statement ok
+CREATE OR REPLACE TABLE backslash_tbl(v VARCHAR);
+
+statement ok
+INSERT INTO backslash_tbl VALUES ('\')
+
+query I
+SELECT * FROM backslash_tbl
+----
+\