tutorial/src/org/apache/pig/tutorial/ExtractHour.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/string/UPPER.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/string/UPPER.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToSecond.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToWeek.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToDay.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToMonth.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToHour.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToYear.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToMinute.java

contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToSecond.java
tutorial/src/org/apache/pig/tutorial/ExtractHour.java

contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToWeek.java
tutorial/src/org/apache/pig/tutorial/ExtractHour.java

tutorial/src/org/apache/pig/tutorial/ExtractHour.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToDay.java

tutorial/src/org/apache/pig/tutorial/ExtractHour.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToMonth.java

tutorial/src/org/apache/pig/tutorial/ExtractHour.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToHour.java

tutorial/src/org/apache/pig/tutorial/ExtractHour.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToYear.java

tutorial/src/org/apache/pig/tutorial/ExtractHour.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/truncate/ISOToMinute.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/convert/CustomFormatToISO.java

tutorial/src/org/apache/pig/tutorial/ToLower.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/convert/UnixToISO.java

contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/convert/CustomFormatToISO.java
tutorial/src/org/apache/pig/tutorial/ExtractHour.java

tutorial/src/org/apache/pig/tutorial/ExtractHour.java
contrib/piggybank/java/src/main/java/org/apache/pig/piggybank/evaluation/datetime/convert/UnixToISO.java