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Commit4747749

Browse files
author
Neil Conway
committed
Implement CREATE TABLE LIKE ... INCLUDING INDEXES. Patch from NikhilS,
based in part on an earlier patch from Trevor Hardcastle, and reviewedby myself.
1 parent77d27e4 commit4747749

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15 files changed

+566
-190
lines changed

15 files changed

+566
-190
lines changed

‎doc/src/sgml/ref/create_table.sgml

Lines changed: 9 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
<!--
2-
$PostgreSQL: pgsql/doc/src/sgml/ref/create_table.sgml,v 1.108 2007/06/03 17:06:03 tgl Exp $
2+
$PostgreSQL: pgsql/doc/src/sgml/ref/create_table.sgml,v 1.109 2007/07/17 05:02:00 neilc Exp $
33
PostgreSQL documentation
44
-->
55

@@ -23,7 +23,7 @@ PostgreSQL documentation
2323
CREATE [ [ GLOBAL | LOCAL ] { TEMPORARY | TEMP } ] TABLE <replaceable class="PARAMETER">table_name</replaceable> ( [
2424
{ <replaceable class="PARAMETER">column_name</replaceable> <replaceable class="PARAMETER">data_type</replaceable> [ DEFAULT <replaceable>default_expr</> ] [ <replaceable class="PARAMETER">column_constraint</replaceable> [ ... ] ]
2525
| <replaceable>table_constraint</replaceable>
26-
| LIKE <replaceable>parent_table</replaceable> [ { INCLUDING | EXCLUDING } { DEFAULTS | CONSTRAINTS } ] ... }
26+
| LIKE <replaceable>parent_table</replaceable> [ { INCLUDING | EXCLUDING } { DEFAULTS | CONSTRAINTS| INDEXES} ] ... }
2727
[, ... ]
2828
] )
2929
[ INHERITS ( <replaceable>parent_table</replaceable> [, ... ] ) ]
@@ -237,7 +237,7 @@ and <replaceable class="PARAMETER">table_constraint</replaceable> is:
237237
</varlistentry>
238238

239239
<varlistentry>
240-
<term><literal>LIKE <replaceable>parent_table</replaceable> [ { INCLUDING | EXCLUDING } { DEFAULTS | CONSTRAINTS } ]</literal></term>
240+
<term><literal>LIKE <replaceable>parent_table</replaceable> [ { INCLUDING | EXCLUDING } { DEFAULTS | CONSTRAINTS| INDEXES} ]</literal></term>
241241
<listitem>
242242
<para>
243243
The <literal>LIKE</literal> clause specifies a table from which
@@ -265,11 +265,16 @@ and <replaceable class="PARAMETER">table_constraint</replaceable> is:
265265
column constraints and table constraints &mdash; when constraints are
266266
requested, all check constraints are copied.
267267
</para>
268+
<para>
269+
Any indexes on the original table will not be created on the new
270+
table, unless the <literal>INCLUDING INDEXES</literal> clause is
271+
specified.
272+
</para>
268273
<para>
269274
Note also that unlike <literal>INHERITS</literal>, copied columns and
270275
constraints are not merged with similarly named columns and constraints.
271276
If the same name is specified explicitly or in another
272-
<literal>LIKE</literal> clause an error is signalled.
277+
<literal>LIKE</literal> clause, an error is signalled.
273278
</para>
274279
</listitem>
275280
</varlistentry>

‎src/backend/bootstrap/bootparse.y

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -9,7 +9,7 @@
99
*
1010
*
1111
* IDENTIFICATION
12-
* $PostgreSQL: pgsql/src/backend/bootstrap/bootparse.y,v 1.88 2007/03/13 00:33:39 tgl Exp $
12+
* $PostgreSQL: pgsql/src/backend/bootstrap/bootparse.y,v 1.89 2007/07/17 05:02:00 neilc Exp $
1313
*
1414
*-------------------------------------------------------------------------
1515
*/
@@ -252,7 +252,7 @@ Boot_DeclareIndexStmt:
252252
LexIDStr($8),
253253
NULL,
254254
$10,
255-
NULL, NIL,
255+
NULL, NIL,NULL,
256256
false,false,false,
257257
false,false,true,false,false);
258258
do_end();
@@ -270,7 +270,7 @@ Boot_DeclareUniqueIndexStmt:
270270
LexIDStr($9),
271271
NULL,
272272
$11,
273-
NULL, NIL,
273+
NULL, NIL,NULL,
274274
true,false,false,
275275
false,false,true,false,false);
276276
do_end();

‎src/backend/commands/indexcmds.c

Lines changed: 14 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $PostgreSQL: pgsql/src/backend/commands/indexcmds.c,v 1.160 2007/06/23 22:12:50 tgl Exp $
11+
* $PostgreSQL: pgsql/src/backend/commands/indexcmds.c,v 1.161 2007/07/17 05:02:00 neilc Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -79,6 +79,8 @@ static bool relationHasPrimaryKey(Relation rel);
7979
*to index on.
8080
* 'predicate': the partial-index condition, or NULL if none.
8181
* 'options': reloptions from WITH (in list-of-DefElem form).
82+
* 'src_options': reloptions from the source index, if this is a cloned
83+
*index produced by CREATE TABLE LIKE ... INCLUDING INDEXES
8284
* 'unique': make the index enforce uniqueness.
8385
* 'primary': mark the index as a primary key in the catalogs.
8486
* 'isconstraint': index is for a PRIMARY KEY or UNIQUE constraint,
@@ -100,6 +102,7 @@ DefineIndex(RangeVar *heapRelation,
100102
List*attributeList,
101103
Expr*predicate,
102104
List*options,
105+
char*src_options,
103106
boolunique,
104107
boolprimary,
105108
boolisconstraint,
@@ -392,9 +395,17 @@ DefineIndex(RangeVar *heapRelation,
392395
}
393396

394397
/*
395-
* Parse AM-specific options, convert to text array form, validate.
398+
* Parse AM-specific options, convert to text array form,
399+
* validate. The src_options introduced due to using indexes
400+
* via the "CREATE LIKE INCLUDING INDEXES" statement also need to
401+
* be merged here
396402
*/
397-
reloptions=transformRelOptions((Datum)0,options, false, false);
403+
if (src_options)
404+
reloptions=unflatten_reloptions(src_options);
405+
else
406+
reloptions= (Datum)0;
407+
408+
reloptions=transformRelOptions(reloptions,options, false, false);
398409

399410
(void)index_reloptions(amoptions,reloptions, true);
400411

‎src/backend/commands/tablecmds.c

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.229 2007/07/03 01:30:36 neilc Exp $
11+
* $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.230 2007/07/17 05:02:00 neilc Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -3794,6 +3794,7 @@ ATExecAddIndex(AlteredTableInfo *tab, Relation rel,
37943794
stmt->indexParams,/* parameters */
37953795
(Expr*)stmt->whereClause,
37963796
stmt->options,
3797+
stmt->src_options,
37973798
stmt->unique,
37983799
stmt->primary,
37993800
stmt->isconstraint,

‎src/backend/nodes/copyfuncs.c

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -15,7 +15,7 @@
1515
* Portions Copyright (c) 1994, Regents of the University of California
1616
*
1717
* IDENTIFICATION
18-
* $PostgreSQL: pgsql/src/backend/nodes/copyfuncs.c,v 1.379 2007/06/11 22:22:40 tgl Exp $
18+
* $PostgreSQL: pgsql/src/backend/nodes/copyfuncs.c,v 1.380 2007/07/17 05:02:01 neilc Exp $
1919
*
2020
*-------------------------------------------------------------------------
2121
*/
@@ -2192,6 +2192,7 @@ _copyIndexStmt(IndexStmt *from)
21922192
COPY_STRING_FIELD(tableSpace);
21932193
COPY_NODE_FIELD(indexParams);
21942194
COPY_NODE_FIELD(options);
2195+
COPY_STRING_FIELD(src_options);
21952196
COPY_NODE_FIELD(whereClause);
21962197
COPY_SCALAR_FIELD(unique);
21972198
COPY_SCALAR_FIELD(primary);

‎src/backend/nodes/equalfuncs.c

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -18,7 +18,7 @@
1818
* Portions Copyright (c) 1994, Regents of the University of California
1919
*
2020
* IDENTIFICATION
21-
* $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.310 2007/06/11 22:22:40 tgl Exp $
21+
* $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.311 2007/07/17 05:02:01 neilc Exp $
2222
*
2323
*-------------------------------------------------------------------------
2424
*/
@@ -1044,6 +1044,7 @@ _equalIndexStmt(IndexStmt *a, IndexStmt *b)
10441044
COMPARE_STRING_FIELD(tableSpace);
10451045
COMPARE_NODE_FIELD(indexParams);
10461046
COMPARE_NODE_FIELD(options);
1047+
COMPARE_STRING_FIELD(src_options);
10471048
COMPARE_NODE_FIELD(whereClause);
10481049
COMPARE_SCALAR_FIELD(unique);
10491050
COMPARE_SCALAR_FIELD(primary);

‎src/backend/nodes/outfuncs.c

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $PostgreSQL: pgsql/src/backend/nodes/outfuncs.c,v 1.312 2007/07/1701:21:43 tgl Exp $
11+
* $PostgreSQL: pgsql/src/backend/nodes/outfuncs.c,v 1.313 2007/07/1705:02:01 neilc Exp $
1212
*
1313
* NOTES
1414
* Every node type that can appear in stored rules' parsetrees *must*
@@ -1541,6 +1541,7 @@ _outIndexStmt(StringInfo str, IndexStmt *node)
15411541
WRITE_STRING_FIELD(tableSpace);
15421542
WRITE_NODE_FIELD(indexParams);
15431543
WRITE_NODE_FIELD(options);
1544+
WRITE_STRING_FIELD(src_options);
15441545
WRITE_NODE_FIELD(whereClause);
15451546
WRITE_BOOL_FIELD(unique);
15461547
WRITE_BOOL_FIELD(primary);

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