yaooqinn commented on code in PR #40573:
URL: https://github.com/apache/spark/pull/40573#discussion_r1150009461
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sql/core/src/main/scala/org/apache/spark/sql/jdbc/MySQLDialect.scala:
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@@ -176,6 +176,7 @@ private case object MySQLDialect extends JdbcDialect with
SQLConfHelper {
// See SPARK-35446: MySQL treats REAL as a synonym to DOUBLE by default
// We override getJDBCType so that FloatType is mapped to FLOAT instead
case FloatType => Option(JdbcType("FLOAT", java.sql.Types.FLOAT))
+ case StringType => Option(JdbcType("LONGTEXT", java.sql.Types.LONGVARCHAR))
Review Comment:
Before this, it's ```case StringType => Option(JdbcType("TEXT",
java.sql.Types.CLOB))```
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