diff options
Diffstat (limited to '')
| -rw-r--r-- | src/test/regress/expected/prepare.out | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/src/test/regress/expected/prepare.out b/src/test/regress/expected/prepare.out new file mode 100644 index 0000000..5815e17 --- /dev/null +++ b/src/test/regress/expected/prepare.out @@ -0,0 +1,194 @@ +-- Regression tests for prepareable statements. We query the content +-- of the pg_prepared_statements view as prepared statements are +-- created and removed. +SELECT name, statement, parameter_types, result_types FROM pg_prepared_statements; + name | statement | parameter_types | result_types +------+-----------+-----------------+-------------- +(0 rows) + +PREPARE q1 AS SELECT 1 AS a; +EXECUTE q1; + a +--- + 1 +(1 row) + +SELECT name, statement, parameter_types, result_types FROM pg_prepared_statements; + name | statement | parameter_types | result_types +------+------------------------------+-----------------+-------------- + q1 | PREPARE q1 AS SELECT 1 AS a; | {} | {integer} +(1 row) + +-- should fail +PREPARE q1 AS SELECT 2; +ERROR: prepared statement "q1" already exists +-- should succeed +DEALLOCATE q1; +PREPARE q1 AS SELECT 2; +EXECUTE q1; + ?column? +---------- + 2 +(1 row) + +PREPARE q2 AS SELECT 2 AS b; +SELECT name, statement, parameter_types, result_types FROM pg_prepared_statements; + name | statement | parameter_types | result_types +------+------------------------------+-----------------+-------------- + q1 | PREPARE q1 AS SELECT 2; | {} | {integer} + q2 | PREPARE q2 AS SELECT 2 AS b; | {} | {integer} +(2 rows) + +-- sql92 syntax +DEALLOCATE PREPARE q1; +SELECT name, statement, parameter_types, result_types FROM pg_prepared_statements; + name | statement | parameter_types | result_types +------+------------------------------+-----------------+-------------- + q2 | PREPARE q2 AS SELECT 2 AS b; | {} | {integer} +(1 row) + +DEALLOCATE PREPARE q2; +-- the view should return the empty set again +SELECT name, statement, parameter_types, result_types FROM pg_prepared_statements; + name | statement | parameter_types | result_types +------+-----------+-----------------+-------------- +(0 rows) + +-- parameterized queries +PREPARE q2(text) AS + SELECT datname, datistemplate, datallowconn + FROM pg_database WHERE datname = $1; +EXECUTE q2('postgres'); + datname | datistemplate | datallowconn +----------+---------------+-------------- + postgres | f | t +(1 row) + +PREPARE q3(text, int, float, boolean, smallint) AS + SELECT * FROM tenk1 WHERE string4 = $1 AND (four = $2 OR + ten = $3::bigint OR true = $4 OR odd = $5::int) + ORDER BY unique1; +EXECUTE q3('AAAAxx', 5::smallint, 10.5::float, false, 4::bigint); + unique1 | unique2 | two | four | ten | twenty | hundred | thousand | twothousand | fivethous | tenthous | odd | even | stringu1 | stringu2 | string4 +---------+---------+-----+------+-----+--------+---------+----------+-------------+-----------+----------+-----+------+----------+----------+--------- + 2 | 2716 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 5 | CAAAAA | MAEAAA | AAAAxx + 102 | 612 | 0 | 2 | 2 | 2 | 2 | 102 | 102 | 102 | 102 | 4 | 5 | YDAAAA | OXAAAA | AAAAxx + 802 | 2908 | 0 | 2 | 2 | 2 | 2 | 802 | 802 | 802 | 802 | 4 | 5 | WEAAAA | WHEAAA | AAAAxx + 902 | 1104 | 0 | 2 | 2 | 2 | 2 | 902 | 902 | 902 | 902 | 4 | 5 | SIAAAA | MQBAAA | AAAAxx + 1002 | 2580 | 0 | 2 | 2 | 2 | 2 | 2 | 1002 | 1002 | 1002 | 4 | 5 | OMAAAA | GVDAAA | AAAAxx + 1602 | 8148 | 0 | 2 | 2 | 2 | 2 | 602 | 1602 | 1602 | 1602 | 4 | 5 | QJAAAA | KBMAAA | AAAAxx + 1702 | 7940 | 0 | 2 | 2 | 2 | 2 | 702 | 1702 | 1702 | 1702 | 4 | 5 | MNAAAA | KTLAAA | AAAAxx + 2102 | 6184 | 0 | 2 | 2 | 2 | 2 | 102 | 102 | 2102 | 2102 | 4 | 5 | WCAAAA | WDJAAA | AAAAxx + 2202 | 8028 | 0 | 2 | 2 | 2 | 2 | 202 | 202 | 2202 | 2202 | 4 | 5 | SGAAAA | UWLAAA | AAAAxx + 2302 | 7112 | 0 | 2 | 2 | 2 | 2 | 302 | 302 | 2302 | 2302 | 4 | 5 | OKAAAA | ONKAAA | AAAAxx + 2902 | 6816 | 0 | 2 | 2 | 2 | 2 | 902 | 902 | 2902 | 2902 | 4 | 5 | QHAAAA | ECKAAA | AAAAxx + 3202 | 7128 | 0 | 2 | 2 | 2 | 2 | 202 | 1202 | 3202 | 3202 | 4 | 5 | ETAAAA | EOKAAA | AAAAxx + 3902 | 9224 | 0 | 2 | 2 | 2 | 2 | 902 | 1902 | 3902 | 3902 | 4 | 5 | CUAAAA | UQNAAA | AAAAxx + 4102 | 7676 | 0 | 2 | 2 | 2 | 2 | 102 | 102 | 4102 | 4102 | 4 | 5 | UBAAAA | GJLAAA | AAAAxx + 4202 | 6628 | 0 | 2 | 2 | 2 | 2 | 202 | 202 | 4202 | 4202 | 4 | 5 | QFAAAA | YUJAAA | AAAAxx + 4502 | 412 | 0 | 2 | 2 | 2 | 2 | 502 | 502 | 4502 | 4502 | 4 | 5 | ERAAAA | WPAAAA | AAAAxx + 4702 | 2520 | 0 | 2 | 2 | 2 | 2 | 702 | 702 | 4702 | 4702 | 4 | 5 | WYAAAA | YSDAAA | AAAAxx + 4902 | 1600 | 0 | 2 | 2 | 2 | 2 | 902 | 902 | 4902 | 4902 | 4 | 5 | OGAAAA | OJCAAA | AAAAxx + 5602 | 8796 | 0 | 2 | 2 | 2 | 2 | 602 | 1602 | 602 | 5602 | 4 | 5 | MHAAAA | IANAAA | AAAAxx + 6002 | 8932 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 1002 | 6002 | 4 | 5 | WWAAAA | OFNAAA | AAAAxx + 6402 | 3808 | 0 | 2 | 2 | 2 | 2 | 402 | 402 | 1402 | 6402 | 4 | 5 | GMAAAA | MQFAAA | AAAAxx + 7602 | 1040 | 0 | 2 | 2 | 2 | 2 | 602 | 1602 | 2602 | 7602 | 4 | 5 | KGAAAA | AOBAAA | AAAAxx + 7802 | 7508 | 0 | 2 | 2 | 2 | 2 | 802 | 1802 | 2802 | 7802 | 4 | 5 | COAAAA | UCLAAA | AAAAxx + 8002 | 9980 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 3002 | 8002 | 4 | 5 | UVAAAA | WTOAAA | AAAAxx + 8302 | 7800 | 0 | 2 | 2 | 2 | 2 | 302 | 302 | 3302 | 8302 | 4 | 5 | IHAAAA | AOLAAA | AAAAxx + 8402 | 5708 | 0 | 2 | 2 | 2 | 2 | 402 | 402 | 3402 | 8402 | 4 | 5 | ELAAAA | OLIAAA | AAAAxx + 8602 | 5440 | 0 | 2 | 2 | 2 | 2 | 602 | 602 | 3602 | 8602 | 4 | 5 | WSAAAA | GBIAAA | AAAAxx + 9502 | 1812 | 0 | 2 | 2 | 2 | 2 | 502 | 1502 | 4502 | 9502 | 4 | 5 | MBAAAA | SRCAAA | AAAAxx + 9602 | 9972 | 0 | 2 | 2 | 2 | 2 | 602 | 1602 | 4602 | 9602 | 4 | 5 | IFAAAA | OTOAAA | AAAAxx +(29 rows) + +-- too few params +EXECUTE q3('bool'); +ERROR: wrong number of parameters for prepared statement "q3" +DETAIL: Expected 5 parameters but got 1. +-- too many params +EXECUTE q3('bytea', 5::smallint, 10.5::float, false, 4::bigint, true); +ERROR: wrong number of parameters for prepared statement "q3" +DETAIL: Expected 5 parameters but got 6. +-- wrong param types +EXECUTE q3(5::smallint, 10.5::float, false, 4::bigint, 'bytea'); +ERROR: parameter $3 of type boolean cannot be coerced to the expected type double precision +LINE 1: EXECUTE q3(5::smallint, 10.5::float, false, 4::bigint, 'byte... + ^ +HINT: You will need to rewrite or cast the expression. +-- invalid type +PREPARE q4(nonexistenttype) AS SELECT $1; +ERROR: type "nonexistenttype" does not exist +LINE 1: PREPARE q4(nonexistenttype) AS SELECT $1; + ^ +-- create table as execute +PREPARE q5(int, text) AS + SELECT * FROM tenk1 WHERE unique1 = $1 OR stringu1 = $2 + ORDER BY unique1; +CREATE TEMPORARY TABLE q5_prep_results AS EXECUTE q5(200, 'DTAAAA'); +SELECT * FROM q5_prep_results; + unique1 | unique2 | two | four | ten | twenty | hundred | thousand | twothousand | fivethous | tenthous | odd | even | stringu1 | stringu2 | string4 +---------+---------+-----+------+-----+--------+---------+----------+-------------+-----------+----------+-----+------+----------+----------+--------- + 200 | 9441 | 0 | 0 | 0 | 0 | 0 | 200 | 200 | 200 | 200 | 0 | 1 | SHAAAA | DZNAAA | HHHHxx + 497 | 9092 | 1 | 1 | 7 | 17 | 97 | 497 | 497 | 497 | 497 | 194 | 195 | DTAAAA | SLNAAA | AAAAxx + 1173 | 6699 | 1 | 1 | 3 | 13 | 73 | 173 | 1173 | 1173 | 1173 | 146 | 147 | DTAAAA | RXJAAA | VVVVxx + 1849 | 8143 | 1 | 1 | 9 | 9 | 49 | 849 | 1849 | 1849 | 1849 | 98 | 99 | DTAAAA | FBMAAA | VVVVxx + 2525 | 64 | 1 | 1 | 5 | 5 | 25 | 525 | 525 | 2525 | 2525 | 50 | 51 | DTAAAA | MCAAAA | AAAAxx + 3201 | 7309 | 1 | 1 | 1 | 1 | 1 | 201 | 1201 | 3201 | 3201 | 2 | 3 | DTAAAA | DVKAAA | HHHHxx + 3877 | 4060 | 1 | 1 | 7 | 17 | 77 | 877 | 1877 | 3877 | 3877 | 154 | 155 | DTAAAA | EAGAAA | AAAAxx + 4553 | 4113 | 1 | 1 | 3 | 13 | 53 | 553 | 553 | 4553 | 4553 | 106 | 107 | DTAAAA | FCGAAA | HHHHxx + 5229 | 6407 | 1 | 1 | 9 | 9 | 29 | 229 | 1229 | 229 | 5229 | 58 | 59 | DTAAAA | LMJAAA | VVVVxx + 5905 | 9537 | 1 | 1 | 5 | 5 | 5 | 905 | 1905 | 905 | 5905 | 10 | 11 | DTAAAA | VCOAAA | HHHHxx + 6581 | 4686 | 1 | 1 | 1 | 1 | 81 | 581 | 581 | 1581 | 6581 | 162 | 163 | DTAAAA | GYGAAA | OOOOxx + 7257 | 1895 | 1 | 1 | 7 | 17 | 57 | 257 | 1257 | 2257 | 7257 | 114 | 115 | DTAAAA | XUCAAA | VVVVxx + 7933 | 4514 | 1 | 1 | 3 | 13 | 33 | 933 | 1933 | 2933 | 7933 | 66 | 67 | DTAAAA | QRGAAA | OOOOxx + 8609 | 5918 | 1 | 1 | 9 | 9 | 9 | 609 | 609 | 3609 | 8609 | 18 | 19 | DTAAAA | QTIAAA | OOOOxx + 9285 | 8469 | 1 | 1 | 5 | 5 | 85 | 285 | 1285 | 4285 | 9285 | 170 | 171 | DTAAAA | TNMAAA | HHHHxx + 9961 | 2058 | 1 | 1 | 1 | 1 | 61 | 961 | 1961 | 4961 | 9961 | 122 | 123 | DTAAAA | EBDAAA | OOOOxx +(16 rows) + +CREATE TEMPORARY TABLE q5_prep_nodata AS EXECUTE q5(200, 'DTAAAA') + WITH NO DATA; +SELECT * FROM q5_prep_nodata; + unique1 | unique2 | two | four | ten | twenty | hundred | thousand | twothousand | fivethous | tenthous | odd | even | stringu1 | stringu2 | string4 +---------+---------+-----+------+-----+--------+---------+----------+-------------+-----------+----------+-----+------+----------+----------+--------- +(0 rows) + +-- unknown or unspecified parameter types: should succeed +PREPARE q6 AS + SELECT * FROM tenk1 WHERE unique1 = $1 AND stringu1 = $2; +PREPARE q7(unknown) AS + SELECT * FROM road WHERE thepath = $1; +-- DML statements +PREPARE q8 AS + UPDATE tenk1 SET stringu1 = $2 WHERE unique1 = $1; +SELECT name, statement, parameter_types, result_types FROM pg_prepared_statements + ORDER BY name; + name | statement | parameter_types | result_types +------+------------------------------------------------------------------+----------------------------------------------------+-------------------------------------------------------------------------------------------------------------------------- + q2 | PREPARE q2(text) AS +| {text} | {name,boolean,boolean} + | SELECT datname, datistemplate, datallowconn +| | + | FROM pg_database WHERE datname = $1; | | + q3 | PREPARE q3(text, int, float, boolean, smallint) AS +| {text,integer,"double precision",boolean,smallint} | {integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,name,name,name} + | SELECT * FROM tenk1 WHERE string4 = $1 AND (four = $2 OR+| | + | ten = $3::bigint OR true = $4 OR odd = $5::int) +| | + | ORDER BY unique1; | | + q5 | PREPARE q5(int, text) AS +| {integer,text} | {integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,name,name,name} + | SELECT * FROM tenk1 WHERE unique1 = $1 OR stringu1 = $2 +| | + | ORDER BY unique1; | | + q6 | PREPARE q6 AS +| {integer,name} | {integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,integer,name,name,name} + | SELECT * FROM tenk1 WHERE unique1 = $1 AND stringu1 = $2; | | + q7 | PREPARE q7(unknown) AS +| {path} | {text,path} + | SELECT * FROM road WHERE thepath = $1; | | + q8 | PREPARE q8 AS +| {integer,name} | + | UPDATE tenk1 SET stringu1 = $2 WHERE unique1 = $1; | | +(6 rows) + +-- test DEALLOCATE ALL; +DEALLOCATE ALL; +SELECT name, statement, parameter_types FROM pg_prepared_statements + ORDER BY name; + name | statement | parameter_types +------+-----------+----------------- +(0 rows) + |