414 lines
11 KiB
Plaintext
414 lines
11 KiB
Plaintext
# 2019-08-30
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# Test cases for RANGE BETWEEN and especially with NULLS LAST
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# and for varying separator handling by group_concat().
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix windowB
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ifcapable !windowfunc {
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finish_test
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return
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}
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do_execsql_test 1.0 {
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CREATE TABLE t1(a, b);
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INSERT INTO t1 VALUES(NULL, 1);
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INSERT INTO t1 VALUES(NULL, 2);
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INSERT INTO t1 VALUES(NULL, 3);
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} {}
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foreach {tn win} {
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1 { ORDER BY a RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING }
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2 { ORDER BY a NULLS LAST RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING }
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3 { ORDER BY a DESC RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING }
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4 { ORDER BY a DESC NULLS FIRST RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING }
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5 { ORDER BY a NULLS LAST RANGE BETWEEN 1 FOLLOWING AND 2 FOLLOWING }
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6 { ORDER BY a DESC NULLS FIRST RANGE BETWEEN 1 FOLLOWING AND 2 FOLLOWING }
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7 { ORDER BY a NULLS LAST RANGE BETWEEN 2 PRECEDING AND 1 PRECEDING }
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8 { ORDER BY a DESC NULLS FIRST RANGE BETWEEN 2 PRECEDING AND 1 PRECEDING }
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} {
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do_execsql_test 1.$tn "
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SELECT sum(b) OVER win FROM t1
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WINDOW win AS ( $win )
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" {6 6 6}
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}
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do_execsql_test 1.2 {
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SELECT sum(b) OVER win FROM t1
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WINDOW win AS (
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ORDER BY a DESC NULLS FIRST RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
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)
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} {6 6 6}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 2.0 {
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CREATE TABLE t1(a, b);
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INSERT INTO t1 VALUES(1, NULL);
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INSERT INTO t1 VALUES(2, 45);
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INSERT INTO t1 VALUES(3, 66.2);
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INSERT INTO t1 VALUES(4, 'hello world');
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INSERT INTO t1 VALUES(5, 'hello world');
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INSERT INTO t1 VALUES(6, X'1234');
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INSERT INTO t1 VALUES(7, X'1234');
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INSERT INTO t1 VALUES(8, NULL);
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}
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foreach {tn win} {
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1 "ORDER BY b RANGE BETWEEN 1 PRECEDING AND 2 PRECEDING"
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2 "ORDER BY b RANGE BETWEEN 2 FOLLOWING AND 2 FOLLOWING"
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3 "ORDER BY b NULLS LAST RANGE BETWEEN 1 PRECEDING AND 2 PRECEDING"
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4 "ORDER BY b NULLS LAST RANGE BETWEEN 2 FOLLOWING AND 2 FOLLOWING"
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} {
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do_execsql_test 2.1.$tn "
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SELECT a, sum(a) OVER win FROM t1
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WINDOW win AS ( $win )
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ORDER BY 1
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" {1 9 2 {} 3 {} 4 9 5 9 6 13 7 13 8 9}
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}
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#-------------------------------------------------------------------------
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ifcapable json1 {
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reset_db
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do_execsql_test 3.0 {
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CREATE TABLE testjson(id INTEGER PRIMARY KEY, j TEXT, x TEXT);
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INSERT INTO testjson VALUES(1, '{"a":1}', 'a');
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INSERT INTO testjson VALUES(2, '{"b":2}', 'b');
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INSERT INTO testjson VALUES(3, '{"c":3}', 'c');
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INSERT INTO testjson VALUES(4, '{"d":4}', 'd');
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}
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do_execsql_test 3.1 {
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SELECT json_group_array(json(j)) FROM testjson;
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} {
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{[{"a":1},{"b":2},{"c":3},{"d":4}]}
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}
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do_execsql_test 3.2 {
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SELECT json_group_array(json(j)) OVER (ORDER BY id) FROM testjson;
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} {
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{[{"a":1}]}
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{[{"a":1},{"b":2}]}
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{[{"a":1},{"b":2},{"c":3}]}
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{[{"a":1},{"b":2},{"c":3},{"d":4}]}
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}
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do_execsql_test 3.3 {
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SELECT json_group_array(json(j)) OVER (
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ORDER BY id RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
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EXCLUDE TIES
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) FROM testjson;
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} {
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{[{"a":1}]}
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{[{"a":1},{"b":2}]}
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{[{"a":1},{"b":2},{"c":3}]}
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{[{"a":1},{"b":2},{"c":3},{"d":4}]}
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}
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do_execsql_test 3.4 {
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SELECT json_group_array(json(j)) OVER (
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ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING
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) FROM testjson;
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} {
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{[{"a":1},{"b":2}]}
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{[{"a":1},{"b":2},{"c":3}]}
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{[{"b":2},{"c":3},{"d":4}]}
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{[{"c":3},{"d":4}]}
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}
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do_execsql_test 3.5 {
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SELECT json_group_array(json(j)) OVER (
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ORDER BY id ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING
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) FROM testjson;
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} {
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{[]}
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{[{"a":1}]}
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{[{"a":1},{"b":2}]}
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{[{"b":2},{"c":3}]}
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}
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do_execsql_test 3.5a {
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UPDATE testjson SET j = replace(j,char(125),',"e":9'||char(125));
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SELECT j FROM testjson;
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} {
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{{"a":1,"e":9}}
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{{"b":2,"e":9}}
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{{"c":3,"e":9}}
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{{"d":4,"e":9}}
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}
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do_execsql_test 3.5b {
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SELECT group_concat(x,'') OVER (
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ORDER BY id ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING
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) FROM testjson ORDER BY id;
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} {bc cd d {}}
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do_execsql_test 3.5c {
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SELECT json_group_array(json(j)) OVER (
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ORDER BY id ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING
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) FROM testjson;
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} {
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{[{"b":2,"e":9},{"c":3,"e":9}]}
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{[{"c":3,"e":9},{"d":4,"e":9}]}
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{[{"d":4,"e":9}]}
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{[]}
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}
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do_execsql_test 3.5d {
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SELECT json_group_object(x,json(j)) OVER (
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ORDER BY id ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING
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) FROM testjson;
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} {
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{{"b":{"b":2,"e":9},"c":{"c":3,"e":9}}}
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{{"c":{"c":3,"e":9},"d":{"d":4,"e":9}}}
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{{"d":{"d":4,"e":9}}}
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{{}}
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}
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do_execsql_test 3.7b {
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SELECT group_concat(x,'') FILTER (WHERE id!=2) OVER (
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ORDER BY id ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING
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) FROM testjson;
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} {{} a a c}
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do_execsql_test 3.7c {
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SELECT json_group_array(json(j)) FILTER (WHERE id!=2) OVER (
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ORDER BY id ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING
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) FROM testjson
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} {
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{[]}
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{[{"a":1,"e":9}]}
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{[{"a":1,"e":9}]}
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{[{"c":3,"e":9}]}
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}
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do_execsql_test 3.7d {
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SELECT json_group_object(x,json(j)) FILTER (WHERE id!=2) OVER (
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ORDER BY id ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING
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) FROM testjson
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} {
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{{}}
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{{"a":{"a":1,"e":9}}}
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{{"a":{"a":1,"e":9}}}
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{{"c":{"c":3,"e":9}}}
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}
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}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 4.0 {
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CREATE TABLE x(a);
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INSERT INTO x VALUES(1);
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INSERT INTO x VALUES(2);
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}
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do_execsql_test 4.1 {
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WITH y AS (
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SELECT Row_Number() OVER (win) FROM x WINDOW win AS (PARTITION BY a)
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)
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SELECT * FROM y;
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} {
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1 1
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}
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do_catchsql_test 4.2 {
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WITH y AS (
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SELECT Row_Number() OVER (win) FROM x WINDOW win AS (PARTITION
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BY fake_column))
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SELECT * FROM y;
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} {1 {no such column: fake_column}}
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do_catchsql_test 4.3 {
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SELECT 1 WINDOW win AS (PARTITION BY fake_column);
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} {0 1}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 5.0 {
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CREATE TABLE t1(a, c);
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CREATE INDEX i1 ON t1(a);
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INSERT INTO t1 VALUES(0, 421);
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INSERT INTO t1 VALUES(1, 844);
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INSERT INTO t1 VALUES(2, 1001);
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}
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do_execsql_test 5.1 {
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SELECT a, sum(c) OVER (
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ORDER BY a RANGE BETWEEN 0 PRECEDING AND 3 PRECEDING
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) FROM t1;
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} {0 {} 1 {} 2 {}}
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do_execsql_test 5.2 {
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INSERT INTO t1 VALUES(NULL, 123);
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INSERT INTO t1 VALUES(NULL, 111);
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INSERT INTO t1 VALUES('xyz', 222);
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INSERT INTO t1 VALUES('xyz', 333);
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SELECT a, sum(c) OVER (
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ORDER BY a RANGE BETWEEN 0 PRECEDING AND 3 PRECEDING
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) FROM t1;
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} {{} 234 {} 234 0 {} 1 {} 2 {} xyz 555 xyz 555}
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do_execsql_test 5.3 {
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SELECT a, sum(c) OVER (
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ORDER BY a RANGE BETWEEN 2 FOLLOWING AND 0 FOLLOWING
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) FROM t1;
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} {{} 234 {} 234 0 {} 1 {} 2 {} xyz 555 xyz 555}
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do_execsql_test 5.4 {
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SELECT a, sum(c) OVER (
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ORDER BY a RANGE BETWEEN 0 PRECEDING AND 3 PRECEDING EXCLUDE NO OTHERS
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) FROM t1;
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} {{} 234 {} 234 0 {} 1 {} 2 {} xyz 555 xyz 555}
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do_execsql_test 5.5 {
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SELECT a, sum(c) OVER (
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ORDER BY a RANGE BETWEEN 2 FOLLOWING AND 0 FOLLOWING EXCLUDE NO OTHERS
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) FROM t1;
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} {{} 234 {} 234 0 {} 1 {} 2 {} xyz 555 xyz 555}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 6.0 {
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CREATE TABLE t1(a, c);
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CREATE INDEX i1 ON t1(a);
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INSERT INTO t1 VALUES(7, 997);
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INSERT INTO t1 VALUES(8, 997);
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INSERT INTO t1 VALUES('abc', 1001);
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}
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do_execsql_test 6.1 {
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SELECT a, sum(c) OVER (
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ORDER BY a RANGE BETWEEN 2 FOLLOWING AND 0 FOLLOWING
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) FROM t1;
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} {7 {} 8 {} abc 1001}
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do_execsql_test 6.2 {
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SELECT a, sum(c) OVER (
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ORDER BY a RANGE BETWEEN 2 FOLLOWING AND 0 FOLLOWING EXCLUDE NO OTHERS
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) FROM t1;
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} {7 {} 8 {} abc 1001}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 7.0 {
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CREATE TABLE t1(a, c);
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CREATE INDEX i1 ON t1(a);
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INSERT INTO t1 VALUES(NULL, 46);
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INSERT INTO t1 VALUES(NULL, 45);
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INSERT INTO t1 VALUES(7, 997);
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INSERT INTO t1 VALUES(7, 1000);
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INSERT INTO t1 VALUES(8, 997);
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INSERT INTO t1 VALUES(8, 1000);
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INSERT INTO t1 VALUES('abc', 1001);
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INSERT INTO t1 VALUES('abc', 1004);
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INSERT INTO t1 VALUES('xyz', 3333);
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}
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do_execsql_test 7.1 {
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SELECT a, max(c) OVER (
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ORDER BY a RANGE BETWEEN 2 FOLLOWING AND 0 FOLLOWING
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) FROM t1;
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} {{} 46 {} 46 7 {} 7 {} 8 {} 8 {} abc 1004 abc 1004 xyz 3333}
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do_execsql_test 7.2 {
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SELECT a, min(c) OVER (
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ORDER BY a RANGE BETWEEN 2 FOLLOWING AND 0 FOLLOWING
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) FROM t1;
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} {{} 45 {} 45 7 {} 7 {} 8 {} 8 {} abc 1001 abc 1001 xyz 3333}
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do_execsql_test 7.3 {
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SELECT a, max(c) OVER (
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ORDER BY a RANGE BETWEEN 0 PRECEDING AND 2 PRECEDING
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) FROM t1;
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} {{} 46 {} 46 7 {} 7 {} 8 {} 8 {} abc 1004 abc 1004 xyz 3333}
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do_execsql_test 7.4 {
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SELECT a, min(c) OVER (
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ORDER BY a RANGE BETWEEN 0 PRECEDING AND 2 PRECEDING
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) FROM t1;
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} {{} 45 {} 45 7 {} 7 {} 8 {} 8 {} abc 1001 abc 1001 xyz 3333}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 8.0 {
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BEGIN TRANSACTION;
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CREATE TABLE t1(a, c);
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INSERT INTO t1 VALUES('aa', 111);
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INSERT INTO t1 VALUES('BB', 660);
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INSERT INTO t1 VALUES('CC', 938);
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INSERT INTO t1 VALUES('dd', 979);
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COMMIT;
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CREATE INDEX i1 ON t1(a COLLATE nocase);
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}
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do_execsql_test 8.1 {
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SELECT sum(c) OVER
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(ORDER BY a COLLATE nocase RANGE BETWEEN 10.0 PRECEDING AND 5.0 PRECEDING)
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FROM t1;
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} {111 660 938 979}
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do_execsql_test 9.0 {
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CREATE TABLE seps(x);
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INSERT INTO seps(x) VALUES ('1'), ('22'), ('333'), ('4444');
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SELECT group_concat('-', x)
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OVER ( ORDER BY x ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING )
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FROM seps;
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} {-22- -22-333- -333-4444- -4444-}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 10.1 {
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CREATE TABLE t1(i INTEGER PRIMARY KEY, v);
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INSERT INTO t1 VALUES( 1, 'one' );
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INSERT INTO t1 VALUES( 2, 'two' );
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}
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do_execsql_test 10.2 {
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SELECT
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json_group_array( v ) OVER w,
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json_group_array( v ) OVER w
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FROM t1
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window w as (
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range between unbounded preceding and unbounded following
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)
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} {
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{["one","two"]}
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{["one","two"]}
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{["one","two"]}
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{["one","two"]}
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}
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do_execsql_test 10.3 {
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SELECT
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group_concat( v ) OVER w,
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json_group_array( v ) OVER w,
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json_group_array( v ) OVER w,
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group_concat( v ) OVER w
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FROM t1
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window w as (
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range between unbounded preceding and unbounded following
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)
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} {
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one,two
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{["one","two"]}
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{["one","two"]}
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one,two
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one,two
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{["one","two"]}
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{["one","two"]}
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one,two
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}
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finish_test
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