properly map mysql json type

outerbase · Dec 9, 2024 · 9d41e60 · 9d41e60
1 parent 80f6d91
commit 9d41e60
Showing 1 changed file with 32 additions and 1 deletion.
diff --git a/electron/drivers/mysql.ts b/electron/drivers/mysql.ts
@@ -38,6 +38,37 @@ enum MySQLType {
   MYSQL_TYPE_GEOMETRY = 255,
 }
 
+const mapDataName: Record<number, string> = {
+  0x00: "DECIMAL", // aka DECIMAL
+  0x01: "TINY", // aka TINYINT, 1 byte
+  0x02: "SHORT", // aka SMALLINT, 2 bytes
+  0x03: "LONG", // aka INT, 4 bytes
+  0x04: "FLOAT", // aka FLOAT, 4-8 bytes
+  0x05: "DOUBLE", // aka DOUBLE, 8 bytes
+  0x06: "NULL", // NULL (used for prepared statements, I think)
+  0x07: "TIMESTAMP", // aka TIMESTAMP
+  0x08: "LONGLONG", // aka BIGINT, 8 bytes
+  0x09: "INT24", // aka MEDIUMINT, 3 bytes
+  0x0a: "DATE", // aka DATE
+  0x0b: "TIME", // aka TIME
+  0x0c: "DATETIME", // aka DATETIME
+  0x0d: "YEAR", // aka YEAR, 1 byte (don't ask)
+  0x0e: "NEWDATE", // aka ?
+  0x0f: "VARCHAR", // aka VARCHAR (?)
+  0x10: "BIT", // aka BIT, 1-8 byte
+  0xf5: "JSON",
+  0xf6: "NEWDECIMAL", // aka DECIMAL
+  0xf7: "ENUM", // aka ENUM
+  0xf8: "SET", // aka SET
+  0xf9: "TINY_BLOB", // aka TINYBLOB, TINYTEXT
+  0xfa: "MEDIUM_BLOB", // aka MEDIUMBLOB, MEDIUMTEXT
+  0xfb: "LONG_BLOB", // aka LONGBLOG, LONGTEXT
+  0xfc: "BLOB", // aka BLOB, TEXT
+  0xfd: "VAR_STRING", // aka VARCHAR, VARBINARY
+  0xfe: "STRING", // aka CHAR, BINARY
+  0xff: "GEOMETRY", // aka GEOMETRY
+};
+
 function mapDataType(columnType: number): ColumnType {
   // List of all column type
   // https://dev.mysql.com/doc/dev/mysql-server/latest/field__types_8h_source.html
@@ -182,7 +213,7 @@ export default class MySQLDriver implements BaseDriver {
         return {
           displayName: raw.name,
           name: renameColName,
-          originalType: (raw.type.toString() ?? "").toLowerCase(),
+          originalType: (mapDataName[raw.type] ?? "text").toLowerCase(),
           type: mapDataType(raw.type),
         };
       },