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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 13:44:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 13:44:03 +0000 |
commit | 293913568e6a7a86fd1479e1cff8e2ecb58d6568 (patch) | |
tree | fc3b469a3ec5ab71b36ea97cc7aaddb838423a0c /doc/src/sgml/man7/DROP_OPERATOR.7 | |
parent | Initial commit. (diff) | |
download | postgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.tar.xz postgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.zip |
Adding upstream version 16.2.upstream/16.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/src/sgml/man7/DROP_OPERATOR.7')
-rw-r--r-- | doc/src/sgml/man7/DROP_OPERATOR.7 | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/doc/src/sgml/man7/DROP_OPERATOR.7 b/doc/src/sgml/man7/DROP_OPERATOR.7 new file mode 100644 index 0000000..701ee21 --- /dev/null +++ b/doc/src/sgml/man7/DROP_OPERATOR.7 @@ -0,0 +1,124 @@ +'\" t +.\" Title: DROP OPERATOR +.\" Author: The PostgreSQL Global Development Group +.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/> +.\" Date: 2024 +.\" Manual: PostgreSQL 16.2 Documentation +.\" Source: PostgreSQL 16.2 +.\" Language: English +.\" +.TH "DROP OPERATOR" "7" "2024" "PostgreSQL 16.2" "PostgreSQL 16.2 Documentation" +.\" ----------------------------------------------------------------- +.\" * Define some portability stuff +.\" ----------------------------------------------------------------- +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" http://bugs.debian.org/507673 +.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.\" ----------------------------------------------------------------- +.\" * set default formatting +.\" ----------------------------------------------------------------- +.\" disable hyphenation +.nh +.\" disable justification (adjust text to left margin only) +.ad l +.\" ----------------------------------------------------------------- +.\" * MAIN CONTENT STARTS HERE * +.\" ----------------------------------------------------------------- +.SH "NAME" +DROP_OPERATOR \- remove an operator +.SH "SYNOPSIS" +.sp +.nf +DROP OPERATOR [ IF EXISTS ] \fIname\fR ( { \fIleft_type\fR | NONE } , \fIright_type\fR ) [, \&.\&.\&.] [ CASCADE | RESTRICT ] +.fi +.SH "DESCRIPTION" +.PP +\fBDROP OPERATOR\fR +drops an existing operator from the database system\&. To execute this command you must be the owner of the operator\&. +.SH "PARAMETERS" +.PP +IF EXISTS +.RS 4 +Do not throw an error if the operator does not exist\&. A notice is issued in this case\&. +.RE +.PP +\fIname\fR +.RS 4 +The name (optionally schema\-qualified) of an existing operator\&. +.RE +.PP +\fIleft_type\fR +.RS 4 +The data type of the operator\*(Aqs left operand; write +NONE +if the operator has no left operand\&. +.RE +.PP +\fIright_type\fR +.RS 4 +The data type of the operator\*(Aqs right operand\&. +.RE +.PP +CASCADE +.RS 4 +Automatically drop objects that depend on the operator (such as views using it), and in turn all objects that depend on those objects (see +Section\ \&5.14)\&. +.RE +.PP +RESTRICT +.RS 4 +Refuse to drop the operator if any objects depend on it\&. This is the default\&. +.RE +.SH "EXAMPLES" +.PP +Remove the power operator +a^b +for type +integer: +.sp +.if n \{\ +.RS 4 +.\} +.nf +DROP OPERATOR ^ (integer, integer); +.fi +.if n \{\ +.RE +.\} +.PP +Remove the bitwise\-complement prefix operator +~b +for type +bit: +.sp +.if n \{\ +.RS 4 +.\} +.nf +DROP OPERATOR ~ (none, bit); +.fi +.if n \{\ +.RE +.\} +.PP +Remove multiple operators in one command: +.sp +.if n \{\ +.RS 4 +.\} +.nf +DROP OPERATOR ~ (none, bit), ^ (integer, integer); +.fi +.if n \{\ +.RE +.\} +.SH "COMPATIBILITY" +.PP +There is no +\fBDROP OPERATOR\fR +statement in the SQL standard\&. +.SH "SEE ALSO" +CREATE OPERATOR (\fBCREATE_OPERATOR\fR(7)), ALTER OPERATOR (\fBALTER_OPERATOR\fR(7)) |