yaooqinn commented on code in PR #46655:
URL: https://github.com/apache/spark/pull/46655#discussion_r1610873681
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connector/docker-integration-tests/src/test/scala/org/apache/spark/sql/jdbc/MySQLIntegrationSuite.scala:
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@@ -154,30 +154,43 @@ class MySQLIntegrationSuite extends
DockerJDBCIntegrationSuite {
test("SPARK-47462: Unsigned numeric types") {
val df = sqlContext.read.jdbc(jdbcUrl, "unsigned_numbers", new Properties)
val rows = df.head()
- assert(rows.get(0).isInstanceOf[Short])
- assert(rows.get(1).isInstanceOf[Integer])
- assert(rows.get(2).isInstanceOf[Integer])
- assert(rows.get(3).isInstanceOf[Long])
- assert(rows.get(4).isInstanceOf[BigDecimal])
- assert(rows.get(5).isInstanceOf[BigDecimal])
- assert(rows.get(6).isInstanceOf[Double])
- // Unlike MySQL, MariaDB seems not to distinguish signed and unsigned
tinyint(1).
val isMaria = jdbcUrl.indexOf("disableMariaDbDriver") == -1
if (isMaria) {
+ assert(rows.get(0).isInstanceOf[Integer])
+ assert(rows.get(1).isInstanceOf[Long])
+ assert(rows.get(2).isInstanceOf[Integer])
+ assert(rows.get(3).isInstanceOf[BigDecimal])
Review Comment:
> After - (mariadb jdbc driver: 3.4.0):
These mariadb SQL Data Type <-> JDBC Data Type mapping rules seem incorrect,
do they have a statement why they made such change
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