Commit14ac047

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Document the sign() function.

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Lines changed: 9 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-<!-- $Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.72 2001/09/2014:20:26 petere Exp $ -->`
	`1`	`+<!-- $Header: /cvsroot/pgsql/doc/src/sgml/func.sgml,v 1.73 2001/09/2016:41:26 petere Exp $ -->`
`2`	`2`
`3`	`3`	`<chapter id="functions">`
`4`	`4`	`<title>Functions and Operators</title>`
`@@ -640,6 +640,14 @@`
`640`	`640`	`<entry></entry>`
`641`	`641`	`</row>`
`642`	`642`	`-->`
	`643`	`+ <row>`
	`644`	`+ <entry><function>sign</function>(<type>numeric</type>)</entry>`
	`645`	`+ <entry><type>numeric</type></entry>`
	`646`	`+ <entry>sign of the argument (-1, 0, +1)</entry>`
	`647`	`+ <entry><literal>sign(-8.4)</literal></entry>`
	`648`	`+ <entry>-1</entry>`
	`649`	`+ </row>`
	`650`	`+`
`643`	`651`	`<row>`
`644`	`652`	`<entry><function>sqrt</function>(<type>dp</type>)</entry>`
`645`	`653`	`<entry><type>dp</type></entry>`

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