cloud-fan commented on code in PR #43801:
URL: https://github.com/apache/spark/pull/43801#discussion_r1403363778
##########
sql/core/src/test/scala/org/apache/spark/sql/jdbc/JDBCV2Suite.scala:
##########
@@ -1262,6 +1275,94 @@ class JDBCV2Suite extends QueryTest with
SharedSparkSession with ExplainSuiteHel
checkAnswer(df17, Seq(Row(6, "jen", 12000, 1200, true)))
}
+ test("SPARK-38432: escape the single quote, _ and % for DS V2 pushdown") {
+ val df1 =
spark.table("h2.test.address").filter($"email".startsWith("abc_"))
+ checkFiltersRemoved(df1)
+ checkPushedInfo(df1, raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE
'abc\_%' ESCAPE '\']")
+ checkAnswer(df1,
+ Seq(Row("abc_%[email protected]"), Row("abc_'%[email protected]"),
Row("[email protected]")))
+
+ val df2 =
spark.table("h2.test.address").filter($"email".startsWith("abc%"))
+ checkFiltersRemoved(df2)
+ checkPushedInfo(df2, raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE
'abc\%%' ESCAPE '\']")
+ checkAnswer(df2, Seq(Row("abc%[email protected]"), Row("abc%[email protected]")))
+
+ val df3 =
spark.table("h2.test.address").filter($"email".startsWith("abc%_"))
+ checkFiltersRemoved(df3)
+ checkPushedInfo(df3, raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE
'abc\%\_%' ESCAPE '\']")
+ checkAnswer(df3, Seq(Row("abc%[email protected]")))
+
+ val df4 =
spark.table("h2.test.address").filter($"email".startsWith("abc_%"))
+ checkFiltersRemoved(df4)
+ checkPushedInfo(df4, raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE
'abc\_\%%' ESCAPE '\']")
+ checkAnswer(df4, Seq(Row("abc_%[email protected]")))
+
+ val df5 =
spark.table("h2.test.address").filter($"email".startsWith("abc_'%"))
+ checkFiltersRemoved(df5)
+ checkPushedInfo(df5,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE 'abc\_'\%%' ESCAPE
'\']")
+ checkAnswer(df5, Seq(Row("abc_'%[email protected]")))
+
+ val df6 =
spark.table("h2.test.address").filter($"email".endsWith("[email protected]"))
+ checkFiltersRemoved(df6)
+ checkPushedInfo(df6,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%\[email protected]'
ESCAPE '\']")
+ checkAnswer(df6, Seq(Row("abc%[email protected]"), Row("[email protected]")))
+
+ val df7 =
spark.table("h2.test.address").filter($"email".endsWith("%[email protected]"))
+ checkFiltersRemoved(df7)
+ checkPushedInfo(df7,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%\%[email protected]'
ESCAPE '\']")
+ checkAnswer(df7,
+ Seq(Row("abc%[email protected]"), Row("abc_%[email protected]"),
Row("abc_'%[email protected]")))
+
+ val df8 =
spark.table("h2.test.address").filter($"email".endsWith("%[email protected]"))
+ checkFiltersRemoved(df8)
+ checkPushedInfo(df8,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%\%\[email protected]'
ESCAPE '\']")
+ checkAnswer(df8, Seq(Row("abc%[email protected]")))
+
+ val df9 =
spark.table("h2.test.address").filter($"email".endsWith("_%[email protected]"))
+ checkFiltersRemoved(df9)
+ checkPushedInfo(df9,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%\_\%[email protected]'
ESCAPE '\']")
+ checkAnswer(df9, Seq(Row("abc_%[email protected]")))
+
+ val df10 =
spark.table("h2.test.address").filter($"email".endsWith("_'%[email protected]"))
+ checkFiltersRemoved(df10)
+ checkPushedInfo(df10,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%\_'\%[email protected]'
ESCAPE '\']")
+ checkAnswer(df10, Seq(Row("abc_'%[email protected]")))
+
+ val df11 = spark.table("h2.test.address").filter($"email".contains("c_d"))
+ checkFiltersRemoved(df11)
+ checkPushedInfo(df11, raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE
'%c\_d%' ESCAPE '\']")
+ checkAnswer(df11, Seq(Row("[email protected]")))
+
+ val df12 = spark.table("h2.test.address").filter($"email".contains("c%d"))
+ checkFiltersRemoved(df12)
+ checkPushedInfo(df12, raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE
'%c\%d%' ESCAPE '\']")
+ checkAnswer(df12, Seq(Row("abc%[email protected]")))
+
+ val df13 = spark.table("h2.test.address").filter($"email".contains("c%_d"))
+ checkFiltersRemoved(df13)
+ checkPushedInfo(df13,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%c\%\_d%' ESCAPE
'\']")
+ checkAnswer(df13, Seq(Row("abc%[email protected]")))
+
+ val df14 = spark.table("h2.test.address").filter($"email".contains("c_%d"))
+ checkFiltersRemoved(df14)
+ checkPushedInfo(df14,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%c\_\%d%' ESCAPE
'\']")
+ checkAnswer(df14, Seq(Row("abc_%[email protected]")))
+
+ val df15 =
spark.table("h2.test.address").filter($"email".contains("c_'%d"))
+ checkFiltersRemoved(df15)
+ checkPushedInfo(df15,
+ raw"PushedFilters: [EMAIL IS NOT NULL, EMAIL LIKE '%c\_'\%d%' ESCAPE
'\']")
Review Comment:
I'm surprised the test passed. When we call `visitContains`, the like
pattern was produced by `visitLiteral` which invokes `compileValue` to escape
the `'`.
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