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PostgreSQL documentation

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Lists all available aggregate functions, together with the data

type they operate on. If <replaceable

class="parameter">pattern</replaceable>

is specified, onlymatchingaggregates are shown.

is specified, only aggregates whose names match the pattern are shown.

</para>

</listitem>

</varlistentry>

<para>

Lists all available conversions between character-set encodings.

If <replaceable class="parameter">pattern</replaceable>

is specified, only conversions whosename matches the pattern are

is specified, only conversions whosenames match the pattern are

listed.

</para>

</listitem>

Lists available functions, together with their argument and

return types. If <replaceable

class="parameter">pattern</replaceable>

is specified, only matching functions are shown. If the form

is specified, only functions whose names match the pattern are shown.

If the form

<literal>\df+</literal> is used, additional information about

each function, including language and description, is shown.

</para>

<para>

If <replaceable class="parameter">pattern</replaceable> is

specified, only objects whosename matches the pattern are listed.

specified, only objects whosenames match the pattern are listed.

</para>

</listitem>

</varlistentry>

<para>

Lists all available schemas (namespaces). If <replaceable

class="parameter">pattern</replaceable> (a regular expression)

is specified, only schemas whosename matches the pattern are listed.

is specified, only schemas whosenames match the pattern are listed.

</para>

</listitem>

</varlistentry>

<para>

Lists available operators with their operand and return types.

If <replaceable class="parameter">pattern</replaceable> is

specified, only operators whosename matches the pattern are listed.

specified, only operators whosenames match the pattern are listed.

</para>

</listitem>

</varlistentry>

Produces a list of all available tables with their

associated access privileges.

If <replaceable class="parameter">pattern</replaceable> is

specified, only tables whosename matches the pattern are listed.

specified, only tables whosenames match the pattern are listed.

</para>

<para>

Produces a list of all available tables with their

associated access privileges.

If a <replaceable class="parameter">pattern</replaceable> is

specified, only tables whosename matches the pattern are listed.

specified, only tables whosenames match the pattern are listed.

</para>

<para>