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SQL TUNER for PostgreSQL · 기본원리편
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학습 자료
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Chapter 04 PostgreSQL의 인덱스 스캔
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4-1. Index Scan
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4-1-3. Filter와 Rows Removed by Filter
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4-1-3. Filter와 Rows Removed by Filter
-- [SQL-4-1-3-a]
EXPLAIN
(
ANALYZE
,
COSTS
OFF
)
SELECT
t1
.
*
FROM
startdbpg
.
tr_ord_big t1
WHERE
t1
.
ord_dtm
>=
'2023-03-01'
::
date
AND
t1
.
ord_dtm
<
'2023-03-03'
::
date
AND
t1
.
mbr_id
=
'M00031'
;
SQL
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