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[SPARK-34246][SQL] New type coercion syntax rules in ANSI mode #31349

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[SPARK-34246][SQL] New type coercion syntax rules in ANSI mode #31349

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cef9e31
new ansi implicit cast rules
gengliangwang Jan 26, 2021
3566196
remove non-ascii char
gengliangwang Jan 26, 2021
37722ee
special handling string literal
gengliangwang Jan 27, 2021
d135e83
WindowFrameCoercion
gengliangwang Jan 27, 2021
f3a5f39
update test outputs
gengliangwang Jan 27, 2021
7d33ffd
revise comments
gengliangwang Jan 27, 2021
ab694bd
address maropu's comments
gengliangwang Jan 28, 2021
f48973e
update sql test output
gengliangwang Jan 28, 2021
33dd04b
promote string literal in In predicates
gengliangwang Jan 28, 2021
4fabb65
address nit comment
gengliangwang Feb 3, 2021
f831cf1
add comments for APIs
gengliangwang Feb 3, 2021
ae5caa2
address comments
gengliangwang Feb 9, 2021
6f6bd87
fix compiling
gengliangwang Feb 9, 2021
a5058a6
revise rule `PromoteStringLiterals` and add test case
gengliangwang Feb 9, 2021
2590ec5
add test cases
gengliangwang Feb 10, 2021
caa9449
implicit cast string literals recursively
gengliangwang Feb 10, 2021
bd58d33
fix unit tests
gengliangwang Feb 20, 2021
39048ab
add test cases
gengliangwang Feb 20, 2021
b64b926
fix test failure
gengliangwang Feb 22, 2021
025f915
address comments
gengliangwang Feb 23, 2021
1c8a911
update with.sql
gengliangwang Feb 23, 2021
7a57144
fix query outputs
gengliangwang Feb 24, 2021
1f5ecdc
Merge remote-tracking branch 'upstream/master' into ansiImplicitConve…
gengliangwang Feb 24, 2021
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remove non-ascii char
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@gengliangwang
gengliangwang committed Feb 20, 2021
commit 3566196b12390959db031fd32b57b9d285bb73e7
2 changes: 1 addition & 1 deletion sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/AnsiTypeCoercion.scala
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Expand Up @@ -29,7 +29,7 @@ import org.apache.spark.sql.types._
* In Spark ANSI mode, the type coercion rules are based on the type precedence lists of the input
* data types.
* As per the section "Type precedence list determination" of "ISO/IEC 9075-2:2011
* Information technology — Database languages - SQL — Part 2: Foundation (SQL/Foundation)",
* Information technology - Database languages - SQL - Part 2: Foundation (SQL/Foundation)",
* the type precedence lists of primitive data types are as following:
* * Byte: Byte, Short, Int, Long, Decimal, Float, Double
* * Short: Short, Int, Long, Decimal, Float, Double
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