56 lines
919 B
SQL
56 lines
919 B
SQL
/** Get Character at Position */
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CREATE OR REPLACE FUNCTION charAt
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(
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p_string VARCHAR2,
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p_pos NUMBER
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)
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RETURN VARCHAR2
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AS
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BEGIN
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RETURN SUBSTR(p_string, p_pos, 1);
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END;
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/
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/** GetDate */
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CREATE OR REPLACE FUNCTION getdate
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RETURN DATE
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AS
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BEGIN
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RETURN SysDate;
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END;
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/
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/** First Of DD/DY/MM/Q */
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CREATE OR REPLACE FUNCTION firstOf
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(
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p_date DATE,
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p_datePart VARCHAR2
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)
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RETURN DATE
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AS
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BEGIN
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RETURN TRUNC(p_date, p_datePart);
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END;
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/
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/** Add Number of Days */
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CREATE OR REPLACE FUNCTION addDays
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(
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p_date DATE,
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p_days NUMBER
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)
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RETURN DATE
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AS
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BEGIN
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RETURN TRUNC(p_date) + p_days;
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END;
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/
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CREATE OR REPLACE FUNCTION daysBetween
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(
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p_date1 DATE,
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p_date2 DATE
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)
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RETURN NUMBER
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AS
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BEGIN
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RETURN (TRUNC(p_date1) - TRUNC(p_date2));
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END;
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/
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