shivsood commented on a change in pull request #24969: [SPARK-28151] ByteType,
ShortType and FloatTypes are not correctly mapped for read/write of SQLServer
tables
URL: https://github.com/apache/spark/pull/24969#discussion_r298920814
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File path:
sql/core/src/main/scala/org/apache/spark/sql/jdbc/MsSqlServerDialect.scala
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@@ -39,6 +45,8 @@ private object MsSqlServerDialect extends JdbcDialect {
case StringType => Some(JdbcType("NVARCHAR(MAX)", java.sql.Types.NVARCHAR))
case BooleanType => Some(JdbcType("BIT", java.sql.Types.BIT))
case BinaryType => Some(JdbcType("VARBINARY(MAX)",
java.sql.Types.VARBINARY))
+ case ByteType => Option(JdbcType("TINYINT", java.sql.Types.TINYINT))
+ case ShortType => Option(JdbcType("SMALLINT", java.sql.Types.SMALLINT))
Review comment:
Yes, FloatType is correctly mapped to REAL in def getCommonJDBCType(dt:
DataType)
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