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SQLite training in Houston TX on 2019-11-05 (details)
Part of the 2019 Tcl Conference

Artifact e1453371b605e54eeb2264fc3a4a23c5eba93e95f6c7f3230fce9d34b4b5e8a4:


# 2018 May 19
#
# The author disclaims copyright to this source code.  In place of
# a legal notice, here is a blessing:
#
#    May you do good and not evil.
#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#

####################################################
# DO NOT EDIT! THIS FILE IS AUTOMATICALLY GENERATED!
####################################################

set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix window2

do_execsql_test 1.0 {
  DROP TABLE IF EXISTS t1;
  CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c TEXT, d INTEGER);
  INSERT INTO t1 VALUES(1, 'odd',  'one',   1);
  INSERT INTO t1 VALUES(2, 'even', 'two',   2);
  INSERT INTO t1 VALUES(3, 'odd',  'three', 3);
  INSERT INTO t1 VALUES(4, 'even', 'four',  4);
  INSERT INTO t1 VALUES(5, 'odd',  'five',  5);
  INSERT INTO t1 VALUES(6, 'even', 'six',   6);
} {}

do_execsql_test 1.1 {
  SELECT c, sum(d) OVER (PARTITION BY b ORDER BY c) FROM t1;
} {four 4   six 10   two 12   five 5   one 6   three 9}

do_execsql_test 1.2 {
  SELECT sum(d) OVER () FROM t1;
} {21   21   21   21   21   21}

do_execsql_test 1.3 {
  SELECT sum(d) OVER (PARTITION BY b) FROM t1;
} {12   12   12   9   9   9}

finish_test
#==========================================================================

do_execsql_test 2.1 {
  SELECT a, sum(d) OVER (
    PARTITION BY b ORDER BY d
    RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
  ) FROM t1
} {2 12   4 10   6 6   1 9   3 8   5 5}

do_execsql_test 2.2 {
  SELECT a, sum(d) OVER (
    ORDER BY b
    RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
  ) FROM t1
} {2 21   4 21   6 21   1 9   3 9   5 9}

do_execsql_test 2.3 {
  SELECT a, sum(d) OVER (
    ORDER BY d
    ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
  ) FROM t1
} {1 21   2 21   3 21   4 21   5 21   6 21}

do_execsql_test 2.4 {
  SELECT a, sum(d) OVER (
    ORDER BY d
    ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING
  ) FROM t1
} {1 3   2 6   3 9   4 12   5 15   6 11}

do_execsql_test 2.5 {
  SELECT a, sum(d) OVER (
    ORDER BY d
    ROWS BETWEEN 1 PRECEDING AND 1 PRECEDING
  ) FROM t1
} {1 {}   2 1   3 2   4 3   5 4   6 5}

finish_test