wasCSharpSQLite – Blame information for rev 7
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1 | office | 1 | # 2005 January 11 |
2 | # |
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3 | # The author disclaims copyright to this source code. In place of |
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4 | # a legal notice, here is a blessing: |
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5 | # |
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6 | # May you do good and not evil. |
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7 | # May you find forgiveness for yourself and forgive others. |
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8 | # May you share freely, never taking more than you give. |
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9 | # |
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10 | #*********************************************************************** |
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11 | # This file implements regression tests for SQLite library. The |
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12 | # focus of this file is testing the CREATE INDEX statement. |
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13 | # |
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14 | # $Id: index2.test,v 1.3 2006/03/03 19:12:30 drh Exp $ |
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15 | |||
16 | set testdir [file dirname $argv0] |
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17 | source $testdir/tester.tcl |
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18 | |||
19 | # Create a table with a large number of columns |
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20 | # |
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21 | do_test index2-1.1 { |
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22 | set sql {CREATE TABLE t1(} |
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23 | for {set i 1} {$i<1000} {incr i} { |
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24 | append sql "c$i," |
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25 | } |
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26 | append sql "c1000);" |
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27 | execsql $sql |
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28 | } {} |
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29 | do_test index2-1.2 { |
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30 | set sql {INSERT INTO t1 VALUES(} |
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31 | for {set i 1} {$i<1000} {incr i} { |
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32 | append sql $i, |
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33 | } |
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34 | append sql {1000);} |
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35 | execsql $sql |
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36 | } {} |
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37 | do_test index2-1.3 { |
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38 | execsql {SELECT c123 FROM t1} |
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39 | } 123 |
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40 | do_test index2-1.4 { |
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41 | execsql BEGIN |
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42 | for {set j 1} {$j<=100} {incr j} { |
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43 | set sql {INSERT INTO t1 VALUES(} |
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44 | for {set i 1} {$i<1000} {incr i} { |
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45 | append sql [expr {$j*10000+$i}], |
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46 | } |
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47 | append sql "[expr {$j*10000+1000}]);" |
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48 | execsql $sql |
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49 | } |
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50 | execsql COMMIT |
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51 | execsql {SELECT count(*) FROM t1} |
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52 | } 101 |
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53 | do_test index2-1.5 { |
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54 | execsql {SELECT round(sum(c1000)) FROM t1} |
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55 | } {50601000.0} |
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56 | |||
57 | # Create indices with many columns |
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58 | # |
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59 | do_test index2-2.1 { |
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60 | set sql "CREATE INDEX t1i1 ON t1(" |
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61 | for {set i 1} {$i<1000} {incr i} { |
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62 | append sql c$i, |
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63 | } |
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64 | append sql c1000) |
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65 | execsql $sql |
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66 | } {} |
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67 | do_test index2-2.2 { |
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68 | ifcapable explain { |
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69 | execsql {EXPLAIN SELECT c9 FROM t1 ORDER BY c1, c2, c3, c4, c5} |
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70 | } |
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71 | execsql {SELECT c9 FROM t1 ORDER BY c1, c2, c3, c4, c5, c6 LIMIT 5} |
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72 | } {9 10009 20009 30009 40009} |
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73 | |||
74 | finish_test |