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Add DELETE ... RETURNING clause support #733

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Add DELETE ... RETURNING clause support #733

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599 changes: 599 additions & 0 deletions mysql-test/r/delete_returning.result
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2 changes: 1 addition & 1 deletion mysql-test/r/information_schema_keywords.result
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Original file line number Diff line number Diff line change
Expand Up @@ -537,7 +537,7 @@ RESUME 0
RETAIN 0
RETURN 1
RETURNED_SQLSTATE 0
RETURNING 0
RETURNING 1
RETURNS 0
REUSE 0
REVERSE 0
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6 changes: 3 additions & 3 deletions mysql-test/suite/json/r/json_value.result
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Original file line number Diff line number Diff line change
Expand Up @@ -423,10 +423,10 @@ CREATE TABLE json_value(json_value JSON);
SELECT JSON_VALUE(json_value, '$.a') AS json_value FROM json_value;
json_value
DROP TABLE json_value;
CREATE TABLE returning(returning JSON);
SELECT JSON_VALUE(returning, '$.a' RETURNING CHAR) AS returning FROM returning;
CREATE TABLE `returning`(`returning` JSON);
SELECT JSON_VALUE(`returning`, '$.a' RETURNING CHAR) AS `returning` FROM `returning`;
returning
DROP TABLE returning;
DROP TABLE `returning`;
# Test ON EMPTY clause
SELECT JSON_VALUE('{"data": 123}', '$.num' RETURNING SIGNED) v;
v
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9 changes: 5 additions & 4 deletions mysql-test/suite/json/t/json_value.test
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Original file line number Diff line number Diff line change
Expand Up @@ -276,10 +276,11 @@ CREATE TABLE json_value(json_value JSON);
SELECT JSON_VALUE(json_value, '$.a') AS json_value FROM json_value;
DROP TABLE json_value;

# RETURNING is a non-reserved word both in the standard and in MySQL.
CREATE TABLE returning(returning JSON);
SELECT JSON_VALUE(returning, '$.a' RETURNING CHAR) AS returning FROM returning;
DROP TABLE returning;
# RETURNING is a non-reserved word in the SQL standard, but reserved in
# MySQL, so it can only be used as an identifier when quoted.
CREATE TABLE `returning`(`returning` JSON);
SELECT JSON_VALUE(`returning`, '$.a' RETURNING CHAR) AS `returning` FROM `returning`;
DROP TABLE `returning`;

--echo # Test ON EMPTY clause
SELECT JSON_VALUE('{"data": 123}', '$.num' RETURNING SIGNED) v;
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