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Overview
Comment:Add a few extra tests for SQLITE_STATUS_SCHEMA_USED with shared-schema databases.
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Timelines: family | ancestors | descendants | both | reuse-schema
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SHA3-256: e399fede7b27a70f90e363d987f23004d7015844f38d00d6d216433d70e4b901
User & Date: dan 2019-03-26 18:40:38.821
Context
2019-03-26
19:14
Remove a "puts" statement accidentally left in a test script. (check-in: 9f591ac078 user: dan tags: reuse-schema)
18:40
Add a few extra tests for SQLITE_STATUS_SCHEMA_USED with shared-schema databases. (check-in: e399fede7b user: dan tags: reuse-schema)
11:57
Merge recent trunk enhancements. (check-in: db4e2cc36a user: drh tags: reuse-schema)
Changes
Unified Diff Ignore Whitespace Patch
Changes to test/reuse3.test.
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  DROP TABLE db2.t4;
} {nref=1 nschema=1 nref=1 nschema=1}
do_execsql_test -db db2 5.6.8 { SELECT * FROM t1 }
do_execsql_test -db db3 5.6.9 { SELECT * FROM t1 }
do_execsql_test 5.6.10 {
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool; 
} {nref=2 nschema=1}










































finish_test








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  DROP TABLE db2.t4;
} {nref=1 nschema=1 nref=1 nschema=1}
do_execsql_test -db db2 5.6.8 { SELECT * FROM t1 }
do_execsql_test -db db3 5.6.9 { SELECT * FROM t1 }
do_execsql_test 5.6.10 {
  SELECT 'nref=' || nRef, 'nschema=' || nSchema FROM schemapool; 
} {nref=2 nschema=1}

#-------------------------------------------------------------------------
reset_db
do_execsql_test 6.0 {
  CREATE TABLE t1(a, b);
  CREATE TABLE t2(a, b);
  CREATE TABLE t3(a, b);
}

do_test 6.1 {
  db close
  sqlite3 db test.db -shared-schema 1
  for {set i 1} {$i < 5} {incr i} {
    set base "test.db$i"
    set nm "aux$i"
    forcedelete $base $base-wal $base-journal
    forcecopy test.db $base
    execsql "ATTACH '$base' AS $nm"
  }
} {}

do_test 6.2 {
  set N1 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1]
  set N2 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1]
  expr ($N1==0 && $N2==0)
} {1}

do_test 6.3 {
  execsql { SELECT * FROM main.t1 }
  set N1 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1]
  set N2 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1]
  puts $N1
  expr {$N1>0 && $N2>0 && $N1==$N2}
} {1}

do_test 6.4 {
  execsql { SELECT * FROM aux1.t1 }
  set N3 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1]
  set N4 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1]
  expr {$N3==$N1 && $N4==$N1}
} {1}

finish_test