remove unwanted table, fix nodestore table naming

src/ripple/app/rdb/backend/MySQLDatabase.h

@@ -150,21 +150,6 @@ private:
     )SQL";
 
 public:
-    // In the MySQLDatabase constructor, after the mysql_real_connect call:
-
-    // Add this to the private section with other table definitions
-    static constexpr auto CREATE_NODES_TABLE = R"SQL(
-    CREATE TABLE IF NOT EXISTS nodes (
-        id INTEGER PRIMARY KEY AUTO_INCREMENT,
-        public_key VARCHAR(64) NOT NULL,
-        ledger_hash VARCHAR(64) NOT NULL,
-        type VARCHAR(32) NOT NULL,
-        data MEDIUMBLOB NOT NULL,
-        UNIQUE INDEX idx_key_hash (public_key, ledger_hash)
-    )
-)SQL";
-
-    // Then modify the constructor:
     MySQLDatabase(Application& app, Config const& config, JobQueue& jobQueue)
         : app_(app), useTxTables_(config.useTxTables())
     {
@@ -190,11 +175,6 @@ public:
                 mysql_error(mysql));
 
         // Create schema tables
-        if (mysql_query(mysql, CREATE_NODES_TABLE))
-            throw std::runtime_error(
-                std::string("Failed to create nodes table: ") +
-                mysql_error(mysql));
-
         if (mysql_query(mysql, CREATE_LEDGERS_TABLE))
             throw std::runtime_error(
                 std::string("Failed to create ledgers table: ") +

src/ripple/nodestore/backend/MySQLFactory.cpp

@@ -230,11 +230,15 @@ public:
     {
         // Sanitize table name
         name_.erase(
-            std::remove_if(
+            std::unique(
                 name_.begin(),
-                name_.end(),
-                [](char c) { return !std::isalnum(c); }),
+                std::transform(
+                    name_.begin(),
+                    name_.end(),
+                    name_.begin(),
+                    [](char c) { return std::isalnum(c) ? c : '_'; })),
             name_.end());
+
         name_ = "nodes_" + name_;
     }