diff --git a/src/index.ts b/src/index.ts
index d308068..433f251 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,17 +1,18 @@
-import { promises as fs ,existsSync} from "fs";
-import {createIfNot} from "./utils/fileUtils.js"
-import * as  path from "node:path"
+import { promises as fs, existsSync } from "fs";
+import { createIfNot } from "./utils/fileUtils.js";
+import * as path from "node:path";
+
 async function writeSQL(statement: string, saveFileAs = "", isAppend: boolean = false) {
   try {
-    const destinationFile = process.argv[2] || saveFileAs;
+    const destinationFile = saveFileAs;
     if (!destinationFile) {
       throw new Error("Missing saveFileAs parameter");
     }
-    createIfNot(path.resolve(`./sql/${destinationFile}.sql`))
-		if(isAppend){
-      await fs.appendFile(`sql/${process.argv[2]}.sql`, statement);
-    }else{
-      await fs.writeFile(`sql/${process.argv[2]}.sql`, statement);
+    createIfNot(path.resolve(`../sql/${destinationFile}.sql`));
+    if (isAppend) {
+      await fs.appendFile(`sql/${destinationFile}.sql`, statement);
+    } else {
+      await fs.writeFile(`sql/${destinationFile}.sql`, statement);
     }
   } catch (err) {
     console.log(err);
@@ -21,75 +22,83 @@ async function writeSQL(statement: string, saveFileAs = "", isAppend: boolean =
 async function readCSV(csvFileName = "", batchSize: number = 0) {
   try {
     const fileAndTableName = process.argv[2] || csvFileName;
-    
+
     batchSize = parseInt(process.argv[3]) || batchSize || 500;
-		let isAppend: boolean = false;
+    let isAppend: boolean = false;
 
     if (!fileAndTableName) {
       throw new Error("Missing csvFileName parameter");
     }
-    if(!existsSync(path.resolve(`./csv/${fileAndTableName}.csv`))){
-      console.log("file not found")
-      return
-    }
-    const data = await fs.readFile(`csv/${fileAndTableName}.csv`, {
-      encoding: "utf8",
-    });
-    const linesArray = data.split(/\r|\n/).filter((line) => line);
-    const columnNames = linesArray?.shift()?.split(",") || [];
-    let beginSQLInsert = `INSERT INTO ${fileAndTableName} (`;
-    columnNames.forEach((name) => (beginSQLInsert += `${name}, `));
-    beginSQLInsert = beginSQLInsert.slice(0, -2) + ")\nVALUES\n";
-    let values = "";
-    linesArray.forEach((line, index) => {
-      // Parses each line of CSV into field values array
-      const arr = line.split(/,(?=(?:(?:[^"]*"){2})*[^"]*$)/);
-      if (arr.length > columnNames.length) {
-        console.log(arr);
-        throw new Error("Too Many Values in row");
-      } else if (arr.length < columnNames.length) {
-        console.log(arr);
-        throw new Error("Too Few Values in row");
-      }
 
-      // Check batch size (rows per batch)
-      if(index > 0 && index % batchSize == 0){
-        values = values.slice(0, -2) + ";\n\n";
-    
-        const sqlStatement = beginSQLInsert + values;
-    
-        // Write File 
-        writeSQL(sqlStatement, fileAndTableName, isAppend);
-        values = "";
-        isAppend = true;
+    const csvFiles = fileAndTableName.split(",");
+
+    for (const csvFile of csvFiles) {
+      if (!existsSync(path.resolve(`./csv/${csvFile}.csv`))) {
+        console.log(`File not found: ${csvFile}`);
+        continue;
       }
-      
-      let valueLine = "\t(";
-      arr.forEach((value) => {
-        // Matches NULL values, Numbers,
-        // Strings accepted as numbers, and Booleans (0 or 1)
-        if (value === "NULL" || !isNaN(+value)) {
-          valueLine += `${value}, `;
-        } else {
-          // If a string is wrapped in quotes, it doesn't need more
-          if (value.at(0) === '"') valueLine += `${value}, `;
-          else {
-            // This wraps strings in quotes
-            // also wraps timestamps
-            valueLine += `"${value}", `;
-          }
+
+      const data = await fs.readFile(`csv/${csvFile}.csv`, {
+        encoding: "utf8",
+      });
+      const linesArray = data.split(/\r|\n/).filter((line) => line);
+      const columnNames = linesArray?.shift()?.split(",") || [];
+      let beginSQLInsert = `INSERT INTO ${csvFile} (`;
+      columnNames.forEach((name) => (beginSQLInsert += `${name}, `));
+      beginSQLInsert = beginSQLInsert.slice(0, -2) + ")\nVALUES\n";
+      let values = "";
+      linesArray.forEach((line, index) => {
+        // Parses each line of CSV into field values array
+        const arr = line.split(/,(?=(?:(?:[^"]*"){2})*[^"]*$)/);
+        if (arr.length > columnNames.length) {
+          console.log(arr);
+          throw new Error("Too Many Values in row");
+        } else if (arr.length < columnNames.length) {
+          console.log(arr);
+          throw new Error("Too Few Values in row");
         }
+
+        // Check batch size (rows per batch)
+        if (index > 0 && index % batchSize == 0) {
+          values = values.slice(0, -2) + ";\n\n";
+
+          const sqlStatement = beginSQLInsert + values;
+
+          // Write File
+          writeSQL(sqlStatement, csvFile, isAppend);
+          values = "";
+          isAppend = true;
+        }
+
+        let valueLine = "\t(";
+        arr.forEach((value) => {
+          // Matches NULL values, Numbers,
+          // Strings accepted as numbers, and Booleans (0 or 1)
+          if (value === "NULL" || !isNaN(+value)) {
+            valueLine += `${value}, `;
+          } else {
+            // If a string is wrapped in quotes, it doesn't need more
+            if (value.at(0) === '"') valueLine += `${value}, `;
+            else {
+              // This wraps strings in quotes
+              // also wraps timestamps
+              valueLine += `"${value}", `;
+            }
+          }
+        });
+        valueLine = valueLine.slice(0, -2) + "),\n";
+        values += valueLine;
       });
-      valueLine = valueLine.slice(0, -2) + "),\n";
-      values += valueLine;
-    });
-    values = values.slice(0, -2) + ";";
-    const sqlStatement = beginSQLInsert + values;
-    // Write File
-    writeSQL(sqlStatement, fileAndTableName, isAppend);
+      values = values.slice(0, -2) + ";";
+      const sqlStatement = beginSQLInsert + values;
+      // Write File
+      writeSQL(sqlStatement, csvFile, isAppend);
+    }
   } catch (err) {
     console.log(err);
   }
 }
+
+// Usage example: node yourScript.js file1,file2,file3
 readCSV();
 console.log("Finished!");