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Postgres FD Implementation
Commit 50b10b8a authored by Thomas G. Lockhart's avatar Thomas G. Lockhart
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Fix up markup to allow building. 

Adjust two-word substitution parameters to be one word only to reduce
 possible ambiguity.
parent 398bb1fc
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Showing with 59 additions and 43 deletions
doc/src/sgml/ref/create_table.sgml
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<!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/create_table.sgml,v 1.20 2000/04/11 14:43:54 momjian Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/ref/create_table.sgml,v 1.21 2000/04/12 04:40:03 thomas Exp $
Postgres documentation
-->
......@@ -451,13 +451,13 @@ CREATE TABLE distributors (
[ CONSTRAINT <replaceable class="parameter">name</replaceable> ] { [
NULL | NOT NULL ] | UNIQUE | PRIMARY KEY | CHECK <replaceable
class="parameter">constraint</replaceable> | REFERENCES
<replaceable class="parameter">referenced table</replaceable>
(<replaceable class="parameter">referenced column</replaceable>)
[ MATCH <replaceable class="parameter">match type</replaceable> ]
<replaceable class="parameter">reftable</replaceable>
(<replaceable class="parameter">refcolumn</replaceable>)
[ MATCH <replaceable class="parameter">matchtype</replaceable> ]
[ ON DELETE <replaceable class="parameter">action</replaceable> ]
[ ON UPDATE <replaceable class="parameter">action</replaceable> ]
[ [ NOT ] DEFERRABLE ]
[ INITIALLY <replaceable class="parameter"> check time </replaceable> ] }
[ INITIALLY <replaceable class="parameter">checktime</replaceable> ] }
[, ...]
</synopsis>
</para>
......@@ -938,12 +938,12 @@ ERROR: Cannot insert a duplicate key into a unique index.
</title>
<synopsis>
[ CONSTRAINT <replaceable class="parameter">name</replaceable> ] REFERENCES
<replaceable class="parameter">referenced table</replaceable> [ ( <replaceable class="parameter"> referenced column</replaceable> ) ]
<replaceable class="parameter">reftable</replaceable> [ ( <replaceable class="parameter">refcolumn</replaceable> ) ]
[ MATCH <replaceable class="parameter">matchtype</replaceable> ]
[ ON DELETE <replaceable class="parameter">action</replaceable> ]
[ ON UPDATE <replaceable class="parameter">action</replaceable> ]
[ [ NOT ] DEFERRABLE ]
[ INITIALLY <replaceable class="parameter"> check time </replaceable> ]
[ INITIALLY <replaceable class="parameter">checktime</replaceable> ]
</synopsis>
<para>
The REFERENCES constraint specifies a rule that a column
......@@ -954,6 +954,7 @@ ERROR: Cannot insert a duplicate key into a unique index.
<refsect3 id="R3-SQL-REFERENCES-1">
<title>Inputs</title>
<para>
<variablelist>
<varlistentry>
......@@ -964,21 +965,23 @@ ERROR: Cannot insert a duplicate key into a unique index.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">referenced table</replaceable></term>
<term><replaceable class="parameter">reftable</replaceable></term>
<listitem>
<para>
The table that contains the data to check against.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">referenced column</replaceable></term>
<term><replaceable class="parameter">refcolumn</replaceable></term>
<listitem>
<para>
The column in the <replaceable class="parameter">referenced table</replaceable>
The column in <replaceable class="parameter">reftable</replaceable>
to check the data against. If this is not specified, the PRIMARY KEY of the
<replaceable class="parameter">referenced table</replaceable> is used.
<replaceable class="parameter">reftable</replaceable> is used.
</para>
</listitem>
</varlistentry>
......@@ -1096,6 +1099,7 @@ ERROR: Cannot insert a duplicate key into a unique index.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term> [ NOT ] DEFERRABLE </term>
<listitem>
......@@ -1105,24 +1109,31 @@ ERROR: Cannot insert a duplicate key into a unique index.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>INITIALLY <replaceable class="parameter"> check time </replaceable></term>
<term>INITIALLY <replaceable class="parameter">checktime</replaceable></term>
<listitem>
<para>
<replaceable class="parameter">check time</replaceable> has two possible values
<replaceable class="parameter">checktime</replaceable> has two possible values
which specify the default time to check the constraint.
<variablelist>
<varlistentry>
<term>DEFERRED</term>
<listitem>
<para>
Check this constraint at the end of the transaction.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>IMMEDIATE</term>
<listitem>
<para>
Check this constraint after each statement.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
......@@ -1150,7 +1161,7 @@ ERROR: Cannot insert a duplicate key into a unique index.
<varlistentry>
<term><computeroutput>
ERROR: <replaceable class="parameter">name</replaceable> referential integrity violation - key referenced from
<replaceable class="parameter">table</replaceable> not found in <replaceable class="parameter">referenced table</replaceable>
<replaceable class="parameter">table</replaceable> not found in <replaceable class="parameter">reftable</replaceable>
</computeroutput></term>
<listitem>
<para>
......@@ -1193,13 +1204,14 @@ ERROR: <replaceable class="parameter">name</replaceable> referential integrity
</title>
<para>
Currently <productname>Postgres</productname> only supports
MATCH FULL and an unspecified MATCH type.
MATCH FULL and an unspecified match type.
In addition, the referenced columns are supposed to be
the columns of a UNIQUE constraint in the referenced table,
however <productname>Postgres</productname> does not
enforce this.
</para>
</refsect3>
</refsect2>
</refsect1>
<refsect1 id="R1-SQL-TABLECONSTRAINT-1">
......@@ -1211,13 +1223,13 @@ ERROR: <replaceable class="parameter">name</replaceable> referential integrity
[ CONSTRAINT name ] { PRIMARY KEY | UNIQUE } ( <replaceable class="parameter">column</replaceable> [, ...] )
[ CONSTRAINT name ] CHECK ( <replaceable>constraint</replaceable> )
[ CONSTRAINT name ] FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] )
REFERENCES <replaceable class="parameter">referenced table</replaceable>
(<replaceable class="parameter">referenced column</replaceable> [, ...] )
[ MATCH <match type> ]
REFERENCES <replaceable class="parameter">reftable</replaceable>
(<replaceable class="parameter">refcolumn</replaceable> [, ...] )
[ MATCH <replaceable class="parameter">matchtype</replaceable> ]
[ ON DELETE <replaceable class="parameter">action</replaceable> ]
[ ON UPDATE <replaceable class="parameter">action</replaceable> ]
[ [ NOT ] DEFERRABLE ]
[ INITIALLY <replaceable class="parameter"> check time </replaceable> ]
[ INITIALLY <replaceable class="parameter">checktime</replaceable> ]
</synopsis>
</para>
<refsect2 id="R2-SQL-TABLECONSTRAINT-1">
......@@ -1464,7 +1476,7 @@ CREATE TABLE distributors (
</refsect3>
</refsect2>
<refsect2 id="R2-SQL-REFERENCES-1">
<refsect2 id="R2-SQL-REFERENCES-2">
<refsect2info>
<date>2000-02-04</date>
</refsect2info>
......@@ -1474,12 +1486,12 @@ CREATE TABLE distributors (
<synopsis>
[ CONSTRAINT <replaceable class="parameter">name</replaceable> ]
FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] ) REFERENCES
<replaceable class="parameter">referenced table</replaceable> [ ( <replaceable class="parameter">referenced column</replaceable> [, ...] ) ]
<replaceable class="parameter">reftable</replaceable> [ ( <replaceable class="parameter">refcolumn</replaceable> [, ...] ) ]
[ MATCH <replaceable class="parameter">matchtype</replaceable> ]
[ ON DELETE <replaceable class="parameter">action</replaceable> ]
[ ON UPDATE <replaceable class="parameter">action</replaceable> ]
[ [ NOT ] DEFERRABLE ]
[ INITIALLY <replaceable class="parameter"> check time </replaceable> ]
[ INITIALLY <replaceable class="parameter">checktime</replaceable> ]
</synopsis>
<para>
The REFERENCES constraint specifies a rule that a column
......@@ -1488,7 +1500,7 @@ FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] ) REFE
a FOREIGN KEY table constraint.
</para>
<refsect3 id="R3-SQL-REFERENCES-1">
<refsect3 id="R3-SQL-REFERENCES-5">
<title>Inputs</title>
<para>
<variablelist>
......@@ -1509,7 +1521,7 @@ FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] ) REFE
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">referenced table</replaceable></term>
<term><replaceable class="parameter">reftable</replaceable></term>
<listitem>
<para>
The table that contains the data to check against.
......@@ -1520,9 +1532,9 @@ FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] ) REFE
<term><replaceable class="parameter">referenced column</replaceable> [, ...]</term>
<listitem>
<para>
One or more column in the <replaceable class="parameter">referenced table</replaceable>
One or more column in the <replaceable class="parameter">reftable</replaceable>
to check the data against. If this is not specified, the PRIMARY KEY of the
<replaceable class="parameter">referenced table</replaceable> is used.
<replaceable class="parameter">reftable</replaceable> is used.
</para>
</listitem>
</varlistentry>
......@@ -1650,23 +1662,27 @@ FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] ) REFE
</listitem>
</varlistentry>
<varlistentry>
<term>INITIALLY <replaceable class="parameter"> check time </replaceable></term>
<term>INITIALLY <replaceable class="parameter">checktime</replaceable></term>
<listitem>
<para>
<replaceable class="parameter">check time</replaceable> has two possible values
<replaceable class="parameter">checktime</replaceable> has two possible values
which specify the default time to check the constraint.
<variablelist>
<varlistentry>
<term>DEFERRED</term>
<listitem>
<para>
Check this constraint at the end of the transaction.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term>IMMEDIATE</term>
<listitem>
<para>
Check this constraint after each statement.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
......@@ -1675,7 +1691,7 @@ FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] ) REFE
</variablelist>
</para>
</refsect3>
<refsect3 id="R3-SQL-REFERENCES-2">
<refsect3 id="R3-SQL-REFERENCES-6">
<refsect3info>
<date>2000-02-04</date>
</refsect3info>
......@@ -1692,7 +1708,7 @@ FOREIGN KEY ( <replaceable class="parameter">column</replaceable> [, ...] ) REFE
<varlistentry>
<term><computeroutput>
ERROR: <replaceable class="parameter">name</replaceable> referential integrity violation - key referenced from
<replaceable class="parameter">table</replaceable> not found in <replaceable class="parameter">referenced table</replaceable>
<replaceable class="parameter">table</replaceable> not found in <replaceable class="parameter">reftable</replaceable>
</computeroutput></term>
<listitem>
<para>
......
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