JNSimba commented on code in PR #339:
URL:
https://github.com/apache/doris-spark-connector/pull/339#discussion_r2380964363
##########
spark-doris-connector/spark-doris-connector-it/src/test/java/org/apache/doris/spark/sql/DorisReaderITCase.scala:
##########
@@ -601,4 +601,42 @@ class DorisReaderITCase(readMode: String, flightSqlPort:
Int) extends AbstractCo
session.stop()
}
}
+
+ @Test
+ def testDataFrameExpressionNotPushDown(): Unit = {
+ val sourceInitSql: Array[String] =
ContainerUtils.parseFileContentSQL("container/ddl/read_filter_pushdown.sql")
+ ContainerUtils.executeSQLStatement(getDorisQueryConnection(DATABASE), LOG,
sourceInitSql: _*)
+
+ val session = SparkSession.builder().master("local[*]").getOrCreate()
+ try {
+ val df = session.read
+ .format("doris")
+ .option("doris.fenodes", getFenodes)
+ .option("doris.table.identifier", DATABASE + "." +
TABLE_READ_EXPRESSION_NOTPUSHDOWN)
+ .option("user", getDorisUsername)
+ .option("password", getDorisPassword)
+ .load()
+
+ import org.apache.spark.sql.functions._
+
+ // 将 select COALESCE(CAST(A4 AS STRING),'null')
+ // from test_source where COALESCE(CAST(A4 AS STRING),'null') in ('a4')
+ // 转换为DataFrame API
Review Comment:
english comment
##########
spark-doris-connector/spark-doris-connector-it/src/test/java/org/apache/doris/spark/sql/DorisReaderITCase.scala:
##########
@@ -601,4 +601,42 @@ class DorisReaderITCase(readMode: String, flightSqlPort:
Int) extends AbstractCo
session.stop()
}
}
+
+ @Test
+ def testDataFrameExpressionNotPushDown(): Unit = {
+ val sourceInitSql: Array[String] =
ContainerUtils.parseFileContentSQL("container/ddl/read_filter_pushdown.sql")
+ ContainerUtils.executeSQLStatement(getDorisQueryConnection(DATABASE), LOG,
sourceInitSql: _*)
+
+ val session = SparkSession.builder().master("local[*]").getOrCreate()
+ try {
+ val df = session.read
+ .format("doris")
+ .option("doris.fenodes", getFenodes)
+ .option("doris.table.identifier", DATABASE + "." +
TABLE_READ_EXPRESSION_NOTPUSHDOWN)
+ .option("user", getDorisUsername)
+ .option("password", getDorisPassword)
+ .load()
+
+ import org.apache.spark.sql.functions._
+
+ // 将 select COALESCE(CAST(A4 AS STRING),'null')
+ // from test_source where COALESCE(CAST(A4 AS STRING),'null') in ('a4')
+ // 转换为DataFrame API
+ val resultData = df.select(coalesce(col("A4").cast("string"),
lit("null")).as("coalesced_A4"))
+ .filter(col("coalesced_A4").isin("a4"))
+
+ println(resultData.collect().toList.toString())
+ assert("List([a4], [a4], [a4], [a4],
[a4])".equals(resultData.collect().toList.toString()))
+
+ // 将 select COALESCE(CAST(NAME AS STRING),'null')
+ // from test_source where COALESCE(CAST(NAME AS STRING),'null') in
('name2')
+ // 转换为DataFrame API
Review Comment:
english comment
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