[GitHub] [spark] zhengruifeng commented on a diff in pull request #41931: [SPARK-43665][CONNECT][PS] Enable PandasSQLStringFormatter.vformat to work with Spark Connect

["zhengruifeng (via GitHub)" <gi...@apache.org>]

zhengruifeng commented on code in PR #41931:
URL: https://github.com/apache/spark/pull/41931#discussion_r1259184198


##########
python/pyspark/pandas/sql_formatter.py:
##########
@@ -265,7 +266,10 @@ def _convert_value(self, val: Any, name: str) -> Optional[str]:
             val._to_spark().createOrReplaceTempView(df_name)
             return df_name
         elif isinstance(val, str):
-            return lit(val)._jc.expr().sql()  # for escaped characters.
+            if is_remote():
+                return f"'{val}'"

Review Comment:
   I think there is behavior change:
   
   ```
   In [1]: from pyspark.sql.functions import *
   
   In [2]: val = "a'''c''d"
   
   In [3]: lit(val)._jc.expr().sql()
   Out[3]: "'a\\'\\'\\'c\\'\\'d'"
   ```



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