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Diffstat (limited to 'mysql-test/suite/perfschema/t/digest_view.test')
| -rw-r--r-- | mysql-test/suite/perfschema/t/digest_view.test | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/mysql-test/suite/perfschema/t/digest_view.test b/mysql-test/suite/perfschema/t/digest_view.test new file mode 100644 index 00000000..dd862aeb --- /dev/null +++ b/mysql-test/suite/perfschema/t/digest_view.test @@ -0,0 +1,153 @@ +# ---------------------------------------------------- +# Tests for the performance schema statement Digests. +# ---------------------------------------------------- + +# Test case to show behavior of statements digest when +# using a view + +# Test requires: sp-protocol/ps-protocol/view-protocol/cursor-protocol disabled +--source include/no_protocol.inc +--source include/not_embedded.inc +--source include/have_perfschema.inc + +CREATE TABLE test.v1 (a int, b int); +INSERT INTO test.v1 VALUES (1, 100), (2, 200), (3, 300); + +CREATE TABLE test.t1 (a int, b int); +INSERT INTO test.t1 VALUES (1, 100), (2, 200), (3, 300); + + +TRUNCATE TABLE performance_schema.events_statements_summary_by_digest; + +# +# test.v1 is a table. +# Every query here is different, and should have a different digest. +# + +EXPLAIN EXTENDED SELECT * from test.v1; +EXPLAIN EXTENDED SELECT * from test.v1 where a = 1; +EXPLAIN EXTENDED SELECT * from test.v1 where b > 100; +EXPLAIN EXTENDED SELECT a, b from test.v1; +EXPLAIN EXTENDED SELECT b, a from test.v1; + +SELECT * from test.v1; +SELECT * from test.v1 where a = 1; +SELECT * from test.v1 where b > 100; +SELECT a, b from test.v1; +SELECT b, a from test.v1; + +--echo # +--echo # DIGESTS SEEN ON TABLE +--echo # + +SELECT SCHEMA_NAME, DIGEST_TEXT, COUNT_STAR + FROM performance_schema.events_statements_summary_by_digest + ORDER BY DIGEST_TEXT; + +DROP TABLE test.v1; +CREATE VIEW test.v1 AS SELECT * FROM test.t1; + +# +# test.v1 is now a view. +# the query digests should be unchanged. +# + +EXPLAIN EXTENDED SELECT * from test.v1; +EXPLAIN EXTENDED SELECT * from test.v1 where a = 1; +EXPLAIN EXTENDED SELECT * from test.v1 where b > 100; +EXPLAIN EXTENDED SELECT a, b from test.v1; +EXPLAIN EXTENDED SELECT b, a from test.v1; + +SELECT * from test.v1; +SELECT * from test.v1 where a = 1; +SELECT * from test.v1 where b > 100; +SELECT a, b from test.v1; +SELECT b, a from test.v1; + +--echo # +--echo # DIGESTS SEEN ON VIEW +--echo # + +SELECT SCHEMA_NAME, DIGEST_TEXT, COUNT_STAR + FROM performance_schema.events_statements_summary_by_digest + ORDER BY DIGEST_TEXT; + +DROP VIEW test.v1; +DROP TABLE test.t1; + +# ---------------------------------------------------- +# Tests for the performance schema statement Digests. +# ---------------------------------------------------- + +# Test case to show behavior of statements digest when +# using a view + +--source include/not_embedded.inc +--source include/have_perfschema.inc +--source include/no_protocol.inc + +CREATE TABLE test.v1 (a int, b int); +INSERT INTO test.v1 VALUES (1, 100), (2, 200), (3, 300); + +CREATE TABLE test.t1 (a int, b int); +INSERT INTO test.t1 VALUES (1, 100), (2, 200), (3, 300); + + +TRUNCATE TABLE performance_schema.events_statements_summary_by_digest; + +# +# test.v1 is a table. +# Every query here is different, and should have a different digest. +# + +EXPLAIN SELECT * from test.v1; +EXPLAIN SELECT * from test.v1 where a = 1; +EXPLAIN SELECT * from test.v1 where b > 100; +EXPLAIN SELECT a, b from test.v1; +EXPLAIN SELECT b, a from test.v1; + +SELECT * from test.v1; +SELECT * from test.v1 where a = 1; +SELECT * from test.v1 where b > 100; +SELECT a, b from test.v1; +SELECT b, a from test.v1; + +--echo # +--echo # DIGESTS SEEN ON TABLE +--echo # + +SELECT SCHEMA_NAME, DIGEST, DIGEST_TEXT, COUNT_STAR + FROM performance_schema.events_statements_summary_by_digest + ORDER BY DIGEST_TEXT; + +DROP TABLE test.v1; +CREATE VIEW test.v1 AS SELECT * FROM test.t1; + +# +# test.v1 is now a view. +# the query digests should be unchanged. +# + +EXPLAIN SELECT * from test.v1; +EXPLAIN SELECT * from test.v1 where a = 1; +EXPLAIN SELECT * from test.v1 where b > 100; +EXPLAIN SELECT a, b from test.v1; +EXPLAIN SELECT b, a from test.v1; + +SELECT * from test.v1; +SELECT * from test.v1 where a = 1; +SELECT * from test.v1 where b > 100; +SELECT a, b from test.v1; +SELECT b, a from test.v1; + +--echo # +--echo # DIGESTS SEEN ON VIEW +--echo # + +SELECT SCHEMA_NAME, DIGEST, DIGEST_TEXT, COUNT_STAR + FROM performance_schema.events_statements_summary_by_digest + ORDER BY DIGEST_TEXT; + +DROP VIEW test.v1; +DROP TABLE test.t1; + |