[jira] [Updated] (IGNITE-13698) SQL EXPLAIN Shows Impossible Index
[ https://issues.apache.org/jira/browse/IGNITE-13698?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Alexey Kukushkin updated IGNITE-13698: -- Description: +*Steps to Reproduce*+ 1. Create a table with a VARCHAR field and an index on that field {{CREATE TABLE TEST (ID INT PRIMARY KEY, TITLE VARCHAR);}} {{CREATE INDEX TEST_TITLE_ASC_IDX ON TEST(TITLE); }} 2. Show a plan for querying the table with a filter UPPER(TITLE) LIKE '%A%' {{EXPLAIN SELECT _KEY FROM TEST WHERE UPPER(TITLE) LIKE '%A%';}} +*Expected*+ The table SCAN on the TITLE field since the TEST_TITLE_ASC_IDX cannot be applied due to any of" # The UPPER(TITLE) SQL function on the left-hand side # The LIKE pattern starting from % (any symbol) +*Actual*+ The TEST_TITLE_ASC_IDX is used {{SELECT}} {{ __Z0._KEY AS __C0_0}} {{FROM PUBLIC.TEST __Z0}} {{ /* PUBLIC.TEST_TITLE_ASC_IDX */}} {{WHERE UPPER(__Z0.TITLE) LIKE '%A%'}} was: +*Steps to Reproduce*+ 1. Create a table with a VARCHAR field and an index on that field {{CREATE TABLE TEST (ID INT PRIMARY KEY, TITLE VARCHAR);}} {{CREATE INDEX TEST_TITLE_ASC_IDX ON TEST(TITLE); }} 2. Show a plan for querying the table with a filter UPPER(TITLE) LIKE '%A%' {{EXPLAIN SELECT _KEY FROM TEST WHERE UPPER(TITLE) LIKE '%A%';}} +*Expected*+ The table SCAN on the TITLE field since the TEST_TITLE_ASC_IDX cannot be applied due to any of" # The UPPER(TITLE) SQL function on the left-hand side # The LIKE pattern starting from % (any symbol) +*Actual*+ The TEST_TITLE_ASC_IDX is used {{SELECT}} {{ __Z0._KEY AS __C0_0}} {{FROM PUBLIC.TEST __Z0}} {{ /* PUBLIC.TEST_TITLE_ASC_IDX */}} {{WHERE UPPER(__Z0.TITLE) LIKE '%A%'}} > SQL EXPLAIN Shows Impossible Index > -- > > Key: IGNITE-13698 > URL: https://issues.apache.org/jira/browse/IGNITE-13698 > Project: Ignite > Issue Type: Bug > Components: sql >Affects Versions: 2.9 >Reporter: Alexey Kukushkin >Priority: Major > > +*Steps to Reproduce*+ > 1. Create a table with a VARCHAR field and an index on that field > {{CREATE TABLE TEST (ID INT PRIMARY KEY, TITLE VARCHAR);}} > {{CREATE INDEX TEST_TITLE_ASC_IDX ON TEST(TITLE); }} > 2. Show a plan for querying the table with a filter UPPER(TITLE) LIKE '%A%' > {{EXPLAIN SELECT _KEY FROM TEST WHERE UPPER(TITLE) LIKE '%A%';}} > +*Expected*+ > The table SCAN on the TITLE field since the TEST_TITLE_ASC_IDX cannot be > applied due to any of" > # The UPPER(TITLE) SQL function on the left-hand side > # The LIKE pattern starting from % (any symbol) > +*Actual*+ > The TEST_TITLE_ASC_IDX is used > {{SELECT}} > {{ __Z0._KEY AS __C0_0}} > {{FROM PUBLIC.TEST __Z0}} > {{ /* PUBLIC.TEST_TITLE_ASC_IDX */}} > {{WHERE UPPER(__Z0.TITLE) LIKE '%A%'}} -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (IGNITE-13698) SQL EXPLAIN Shows Impossible Index
[ https://issues.apache.org/jira/browse/IGNITE-13698?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Alexey Kukushkin updated IGNITE-13698: -- Description: +*Steps to Reproduce*+ 1. Create a table with a VARCHAR field and an index on that field {{CREATE TABLE TEST (ID INT PRIMARY KEY, TITLE VARCHAR);}} {{CREATE INDEX TEST_TITLE_ASC_IDX ON TEST(TITLE); }} 2. Show a plan for querying the table with a filter UPPER(TITLE) LIKE '%A%' {{EXPLAIN SELECT _KEY FROM TEST WHERE UPPER(TITLE) LIKE '%A%';}} +*Expected*+ The table SCAN on the TITLE field since the TEST_TITLE_ASC_IDX cannot be applied due to any of" # The UPPER(TITLE) SQL function on the left-hand side # The LIKE pattern starting from % (any symbol) +*Actual*+ The TEST_TITLE_ASC_IDX is used SELECT __Z0._KEY AS __C0_0 FROM PUBLIC.TEST __Z0 /* PUBLIC.TEST_TITLE_ASC_IDX */ WHERE UPPER(__Z0.TITLE) LIKE '%A%' was: +*Steps to Reproduce*+ 1. Create a table with a VARCHAR field and an index on that field {{CREATE TABLE TEST (ID INT PRIMARY KEY, TITLE VARCHAR);}} {{CREATE INDEX TEST_TITLE_ASC_IDX ON TEST(TITLE); }} 2. Show a plan for querying the table with a filter UPPER(TITLE) LIKE '%A%' {{EXPLAIN SELECT _KEY FROM TEST WHERE UPPER(TITLE) LIKE '%A%';}} +*Expected*+ The table SCAN on the TITLE field since the TEST_TITLE_ASC_IDX cannot be applied due to any of" # The UPPER(TITLE) SQL function on the left-hand side # The LIKE pattern starting from % (any symbol) +*Actual*+ The TEST_TITLE_ASC_IDX is used {{SELECT}} {{ __Z0._KEY AS __C0_0}} {{FROM PUBLIC.TEST __Z0}} {{ /* PUBLIC.TEST_TITLE_ASC_IDX */}} {{WHERE UPPER(__Z0.TITLE) LIKE '%A%'}} > SQL EXPLAIN Shows Impossible Index > -- > > Key: IGNITE-13698 > URL: https://issues.apache.org/jira/browse/IGNITE-13698 > Project: Ignite > Issue Type: Bug > Components: sql >Affects Versions: 2.9 >Reporter: Alexey Kukushkin >Priority: Major > > +*Steps to Reproduce*+ > 1. Create a table with a VARCHAR field and an index on that field > {{CREATE TABLE TEST (ID INT PRIMARY KEY, TITLE VARCHAR);}} > {{CREATE INDEX TEST_TITLE_ASC_IDX ON TEST(TITLE); }} > 2. Show a plan for querying the table with a filter UPPER(TITLE) LIKE '%A%' > {{EXPLAIN SELECT _KEY FROM TEST WHERE UPPER(TITLE) LIKE '%A%';}} > +*Expected*+ > The table SCAN on the TITLE field since the TEST_TITLE_ASC_IDX cannot be > applied due to any of" > # The UPPER(TITLE) SQL function on the left-hand side > # The LIKE pattern starting from % (any symbol) > +*Actual*+ > The TEST_TITLE_ASC_IDX is used > SELECT > __Z0._KEY AS __C0_0 > FROM PUBLIC.TEST __Z0 > /* PUBLIC.TEST_TITLE_ASC_IDX */ > WHERE UPPER(__Z0.TITLE) LIKE '%A%' -- This message was sent by Atlassian Jira (v8.3.4#803005)