### Database Schema:
CREATE TABLE frpm (
	CDSCode	TEXT	NOT NULL	PRIMARY KEY,
	`Academic Year`	TEXT	NULL,
	`County Code`	TEXT	NULL,
	`District Code`	INTEGER	NULL,
	`School Code`	TEXT	NULL,
	`County Name`	TEXT	NULL,
	`District Name`	TEXT	NULL,
	`School Name`	TEXT	NULL,
	`District Type`	TEXT	NULL,
	`School Type`	TEXT	NULL,
	`Educational Option Type`	TEXT	NULL,
	`NSLP Provision Status`	TEXT	NULL,
	`Charter School (Y/N)`	INTEGER	NULL,
	`Charter School Number`	TEXT	NULL,
	`Charter Funding Type`	TEXT	NULL,
	IRC	INTEGER	NULL,
	`Low Grade`	TEXT	NULL,
	`High Grade`	TEXT	NULL,
	`Enrollment (K-12)`	REAL	NULL,
	`Free Meal Count (K-12)`	REAL	NULL,
	`Percent (%) Eligible Free (K-12)`	REAL	NULL,
	`FRPM Count (K-12)`	REAL	NULL,
	`Percent (%) Eligible FRPM (K-12)`	REAL	NULL,
	`Enrollment (Ages 5-17)`	REAL	NULL,
	`Free Meal Count (Ages 5-17)`	REAL	NULL,
	`Percent (%) Eligible Free (Ages 5-17)`	REAL	NULL,
	`FRPM Count (Ages 5-17)`	REAL	NULL,
	`Percent (%) Eligible FRPM (Ages 5-17)`	REAL	NULL,
	`2013-14 CALPADS Fall 1 Certification Status`	INTEGER	NULL,
	foreign key (CDSCode) references schools (CDSCode)
);

CREATE TABLE schools (
	CDSCode	TEXT	NOT NULL	PRIMARY KEY,
	NCESDist	TEXT	NULL,
	NCESSchool	TEXT	NULL,
	StatusType	TEXT	NOT NULL,
	County	TEXT	NOT NULL,
	District	TEXT	NOT NULL,
	School	TEXT	NULL,
	Street	TEXT	NULL,
	StreetAbr	TEXT	NULL,
	City	TEXT	NULL,
	Zip	TEXT	NULL,
	State	TEXT	NULL,
	MailStreet	TEXT	NULL,
	MailStrAbr	TEXT	NULL,
	MailCity	TEXT	NULL,
	MailZip	TEXT	NULL,
	MailState	TEXT	NULL,
	Phone	TEXT	NULL,
	Ext	TEXT	NULL,
	Website	TEXT	NULL,
	OpenDate	DATE	NULL,
	ClosedDate	DATE	NULL,
	Charter	INTEGER	NULL,
	CharterNum	TEXT	NULL,
	FundingType	TEXT	NULL,
	DOC	TEXT	NOT NULL,
	DOCType	TEXT	NOT NULL,
	SOC	TEXT	NULL,
	SOCType	TEXT	NULL,
	EdOpsCode	TEXT	NULL,
	EdOpsName	TEXT	NULL,
	EILCode	TEXT	NULL,
	EILName	TEXT	NULL,
	GSoffered	TEXT	NULL,
	GSserved	TEXT	NULL,
	Virtual	TEXT	NULL,
	Magnet	INTEGER	NULL,
	Latitude	REAL	NULL,
	Longitude	REAL	NULL,
	AdmFName1	TEXT	NULL,
	AdmLName1	TEXT	NULL,
	AdmEmail1	TEXT	NULL,
	AdmFName2	TEXT	NULL,
	AdmLName2	TEXT	NULL,
	AdmEmail2	TEXT	NULL,
	AdmFName3	TEXT	NULL,
	AdmLName3	TEXT	NULL,
	AdmEmail3	TEXT	NULL,
	LastUpdate	DATE	NOT NULL
);

CREATE TABLE satscores (
	cds	TEXT	NOT NULL	PRIMARY KEY,
	rtype	TEXT	NOT NULL,
	sname	TEXT	NULL,
	dname	TEXT	NULL,
	cname	TEXT	NULL,
	enroll12	INTEGER	NOT NULL,
	NumTstTakr	INTEGER	NOT NULL,
	AvgScrRead	INTEGER	NULL,
	AvgScrMath	INTEGER	NULL,
	AvgScrWrite	INTEGER	NULL,
	NumGE1500	INTEGER	NULL,
	foreign key (cds) references schools (CDSCode)
);

### User's Query:
How many test takers are there at the school/s whose mailing city address is in Fresno?

### Extra Knowledge:

SELECT T1.NumTstTakr FROM satscores AS T1 INNER JOIN schools AS T2 ON T1.cds = T2.CDSCode WHERE T2.MailCity = 'Fresno'