How many anonymous blocks can be defined?

1184

---

How to load data through external tables?

1136

---

How to create a table index?

1152

---

How to assign data of the deleted row to variables?

1075

---

How to work with data objects interactively?

984

---

How to add a new column to an existing table with a default value?

1016

---

How to set up autotrace for a user account?

1059

---

How to run the anonymous block again?

1132

---

How to see the table columns used in an index?

1024

---

How to drop an index?

960

---

What happens to the current transaction if the session is killed?

989

---

How to define an external table with a text file?

1069

---

How to get a list of all user accounts in the database?

1088

---

How to define a sub function?

1134

---

How to define a data field as not null?

1109

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