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Test EXPLAIN (FORMAT JSON) ... XMLTABLE

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Also, add an alias to the XMLTABLE expression in an existing test.  This
covers some code in explain.c that wasn't previously covered.

I patched xml_2.out blindly :-(

Discussion: https://postgr.es/m/202401181146.fuoeskfzriq7@alvherre.pgsql
This commit is contained in:
Alvaro Herrera
2024-01-22 17:14:19 +01:00
parent b0f0a9432d
commit 752533d40f
4 changed files with 142 additions and 16 deletions
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5
src/test/regress/sql/xml.sql
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@@ -505,7 +505,10 @@ SELECT xmltable.*
SELECT xmltable.* FROM xmldata, LATERAL xmltable('/ROWS/ROW[COUNTRY_NAME="Japan" or COUNTRY_NAME="India"]' PASSING data COLUMNS "COUNTRY_NAME" text, "REGION_ID" int) WHERE "COUNTRY_NAME" = 'Japan';
EXPLAIN (VERBOSE, COSTS OFF)
SELECT xmltable.* FROM xmldata, LATERAL xmltable('/ROWS/ROW[COUNTRY_NAME="Japan" or COUNTRY_NAME="India"]' PASSING data COLUMNS "COUNTRY_NAME" text, "REGION_ID" int) WHERE "COUNTRY_NAME" = 'Japan';
SELECT f.* FROM xmldata, LATERAL xmltable('/ROWS/ROW[COUNTRY_NAME="Japan" or COUNTRY_NAME="India"]' PASSING data COLUMNS "COUNTRY_NAME" text, "REGION_ID" int) AS f WHERE "COUNTRY_NAME" = 'Japan';
EXPLAIN (VERBOSE, FORMAT JSON, COSTS OFF)
SELECT f.* FROM xmldata, LATERAL xmltable('/ROWS/ROW[COUNTRY_NAME="Japan" or COUNTRY_NAME="India"]' PASSING data COLUMNS "COUNTRY_NAME" text, "REGION_ID" int) AS f WHERE "COUNTRY_NAME" = 'Japan';
-- should to work with more data
INSERT INTO xmldata VALUES('<ROWS>